TA1241 ,DEFLECTION PROCESSOR IC FOR TVsFEATURES
BUS write mode0 Vertical amplitude adjustment Sl0lp2a-P-Mt'1-1 Wt0 Vertical position ad ..
TA1241AN ,DEFLECTION PROCESSOR IC FOR TVsFEATURES BUS write mode Vertical amplitude adjustment Vertical position adjustment Vertical ..
TA1241ANG , DEFLECTION PROCESSOR IC FOR TVs
TA1243BF ,RF MODULATOR FOR VCRTOSHIBA TA1243BF
TOSHIBA BIPOLAR LINEAR INTEGRATED CIRCUIT SILICON MONOLITHIC
TA1243BF
RF ..
TA1243CF ,RF MODULATOR FOR VCRTA1243CFRF MODULATOR FOR VCRThe TA1243CF is a PLL RF modulator for the UHF
frequency range. The mu ..
TA1243CFN ,RF MODULATOR FOR VCRFEATURES\J ll
a Phase locked loop frequency synthesizer for RF carrier and I Wsound subcarriero Pr ..
TC4027BF ,DUAL J-K MASTERTC4027BP/BF/BFN(Note) The JEDEC SOP (FN) is not available inJapan.TC4027B is J-K master-slave flip- ..
TC4027BFN ,DUAL J-K MASTERTC4027BP/BF/BFN(Note) The JEDEC SOP (FN) is not available inJapan.TC4027B is J-K master-slave flip- ..
TC4027BP ,DUAL J-K MASTERBLOCK DIAGRAMTC4027BP/BF/BFNHlLl*l*l*li-lH
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TC4028BF ,BCD-TO-DECIMAL DECODERTC40283P/B F/BFNTCAO7RRP "rt'M,n9$ti" "rf'M,n9$tR12N- Iv
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TC4028BP ,BCD-TO-DECIMAL DECODERTC40283P/B F/BFNTCAO7RRP "rt'M,n9$ti" "rf'M,n9$tR12N- Iv
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TC4030BF ,QUAD EXCLUSIVE-OR GATETC403OBP/B F/BFN(Note) The JEDEC SOP (FN) is not available inTC40303 QUAD EXCLUSIVE-OR GATE Japan.T ..
TA1241
DEFLECTION PROCESSOR IC FOR TVs
TOSHIBA
TA1241AN
TOSHIBA BIPOLAR LINEAR INTEGRATED CIRCUIT SILICON MONOLITHIC
"rA1l24'ilAN
DEFLECTION PROCESSOR IC FOR TVs
Ideal for large-inch CRT, the TA1241AN is an IC for
deflection correction and vertical/horizontal picture size
adjustment, with a 24-pin plastic package.
The TA1241AN can control all kinds of picture adjustment
functions through PC-bus communications.
FEATURES
US write mode
Vertical amplitude adjustment
Vertical position adjustment
Vertical linearity correction
Vertical S correction
Vertical J correction
Vertical EHT correction
Trapezium correction
Horizontal amplitude correction
Horizontal EHT correction
Parabola correction
Corner correction
Center curve correction (SAW, PAR)
SDIP24-P-300-1.78
Weight : 1.229 (Typ.)
BUS read mode
o V-guard detection
0 LVP detection
0 V output detection
0 E/W output detection
Pin output
a V centering (DAC)
0 H centering (DAC)
0 Dynamic focus (DAC)
0 Analog blanking
o LVP detection
980910EBA1
OTOSHIBA is continually working to improve the quality and the reliability of its products. Nevertheless, semiconductor
devices in general can malfunction or fail due to their inherent electrical sensitivity and vulnerability to physical stress.
It is the responsibility of the buyer, when utilizing TOSHIBA products, to observe standards of safety, and to avoid
situations in which a malfunction or failure of a TOSHIBA product could cause loss of human life, bodily injury or
damage to property. In developing your designs, please ensure that TOSHIBA products are used within sdecified
operating ranges as set forth in the most recent products specifications. Also, please keep in mind the precautions
and conditions set forth in the TOSHIBA Semiconductor Reliability Handbook.
OThe products described in this document are subject to the foreign exchange and foreign trade laws.
OThe information contained herein is presented only as a guide for the applications of our products. No responsibility
is assumed by TOSHIBA CORPORATION for any infringements of intellectual propert or other rights of the third
parties which may result from its use. No license is granted by implication or ot erwise under any intellectual
property or other rights of TOSHIBA CORPORATION or others.
OThe information contained herein is subject to change without notice.
1999-03-26 1/28
1999-03-26 2/28
BLOCK DIAGRAM
T,C RAMP
(2% ® ®
Waveform Trigger Pulse Sensitivity
Vertical ramp AGC switch
shaping detection 1 generation
BLK out ®
LVP in @
LVP 0m 62:
Vref G
—.| deteman
: Abnorm'ality
: (200 v)
Ref. switch
Stabil izi ng
power supply
V cemering
I Blanking
swutch I ‘
_________ .l H (em: nng
Analog
blanking
Blanking V-l
(H) level conversion
Symmetry Dynamic
____l___- Blanking
(L) level x1
V-guard
detection
” ' " l
L_____
L _________ J
1 I L I I I I
Vcc (‘2 — VCC
lzL GND 63
._ GND(A)
_ GND(E)
V lineatiw Parabola E /W corner H-EHT
:anection correction correnian correnion
l_ L ’ I
‘X S catrection J correction
Horizontal
amplitude
V-EHT V amplitude adjustment
V phase correction adjus'ment
Center curve Center curve
(x’) (x)
V output
detection
L_____J
r-----1
E I W output
detection
conversion reset
T I I --------- J
@DAC DF
TA1 241 AN —2
Q) Q) G) (1.4)
Vfb. V D nve EHT in SDA
(9(a) Q9
EW fb. EW drive CENT out
Bus read
El Bus write
TOSHIBA
TA1241AN
TOSHIBA
TA1241AN
PIN CONNECTION
Vref G
EHT in c.
EW out Ci)
EW Feedback Ci)
Vcc (9:
v Feedback Ct
GND GD
v Drive (9:
LVP in Ci
DAC H (ij)
LVP out (iii)
TA1241AN
Cii) V.RAMP
Ci)) T.C
D BLK out
D DAC DF
D CENT out
D DAC v
Cs) SCL
G) SDA
Ci) IZL GND
1999-03-26 3/28
TOSHIBA TA1241AN
PIN FUNCTION
INPUT/
KIIN PIN NAME FUNCTION INTERFACE OUTPUT
o. SIGNAL
"-Cti)
Bias voltage external
input pin for the V and 1 fi
1 Vref E/W blocks. BUS write "8 -
mode controls the E.
switching. ' q ",2
. . "l-n' s
2 EHT in EHT input pin. -
E/W drive output pin.
3 EW Drive Also performs E/W Ir 7: .YNs.ps,.
detection in BUS read Ci) 63430 - 0V
mode. 1009
(i) w.
5 EW Feedback E/W feedback pin. -
4 NC - - -
VCC pin. Connect 9V
6 V - -
CC (Typ.).
1999-03-26 4/28
TOSHIBA
TA1241AN
PIN NAME
FUNCTION
INTERFACE
INPUT/
OUTPUT
SIGNAL
V Feedback
Vertical negative
feedback input pin.
When voltage on this
pin equals or exceeds
6V, the device outputs
a blanking signal to pin
20 and sends
discriminating data to
BUS read.
V Drive
Vertical signal output
pin. Also performs
vertical output
detection in BUS read
-irlfC7,"
GND pin.
LVP in
Used to connect
reference voltage to
protect the deflection
block from a low-
voltage.
LVP out
Outputs abnormal
power supply detection
result. Also performs
LVP detection in BUS
read mode.
: DCO.7V
: DC5.0V
DAC output pin for
horizontal centering.
DAC output pin for
vertical centering.
DAC DF
DAC output pin for
dynamic focus.
11,17,19
IZL GND
GND pin for the IZL
block.
SDA pin for the IZC
1999-03-26 5/28
TOSHIBA TA1241AN
PIN INPUT/
N PIN NAME FUNCTION INTERFACE OUTPUT
o. SIGNAL
15 SCL SCL pin for the IZC BUS. -
16 NC - - -
18 CENT out Outputs center curve -
correction waveform.
Analog blanking output
pin. Open collector 1:
output. In BUS write -f1
20 BLK out
mode, outputs a
. . . 650/1A
vertical blanking signal 7:
for the vertical RAMP.
Inputs trigger pulse. E g.
Detects the falling edge A'
. of the input pulse and a _
21 V m generates a trigger 30kg ";,ej't p I I I I 3V
pulse to the next-stage CF 1': 0V
circuit. 100m
",'2 1L
1999-03-26 6/28
TOSHIBA TA1241AN
PIN INPUT/
N PIN NAME FUNCTION INTERFACE OUTPUT
o. SIGNAL
(1) G)
This pin connects a
22 T. . . -
C pulse-shapmg filter. t
Cii) - "df-
1: ji-
Used to connect a
23 V RAMP capacitor to generate a (i))
vertical RAMP signal.
I 3.5V
Used to connect a filter J m
to automatically adjust
24 AGC the vertical RAMP
oscillation amplitude.
'"1, (ii)
1999-03-26 7/28
TOSHIBA
TA1241AN
Pc BUS MAP
Write data map
IC address: 10001100 (8CH)
FUNCTION M5533 ADDRESS, MSB DATA LSB MSB PRESET LSB RANGE
PICTUREHEIGHT 0000 o000xC)C)C)C)C)C)C)0100 0000 -48--+48%
V-LINIARITY 0000 0001xxxC)OC)C)C)0001 0000 -lr-+13%
V-SCORRECTION 0000 0010xxC)C)(DC)C)C)0010 0000 -24-+24%
V-SHIFT.AGC,REG 0000 0011xvxAxC)C)x0000 0010 -570--+570mV
v-COMPENSATION 0000 0100xxxxxC)C)C)0000 0000 0~9%
PICTUREWIDTH 0000 0101xxC)C)(DC)C)C)0010 0000 1.7~6.5V
E-WPARABORA 0000 0110xx(DOOOC)(D0000 0000 0--4.41/
E-WCORNER 0000 o111xxxC)C)C)C)C)0001 0000 -3.2---r3.2%
TRAPEZIUM 0000 1000x(D(DC)OC)C)C)0100 0000 0--2.41/
H-COMP,H-CENTDAC 0000 1001x%%x0000000 0000 0--9%,1--5V
V-fCORRECT,BLK-SW 0000 1010xxBxC)C)C)C)0000 0000 0~4%
VCENTDAC 0000 1011xC)C)C)C)C)OO0000 0000 0.5~5v
ANAROGBLK-VH 0000 1100xx xOOOOOOOOI 0000 -640--+640mV
ANAROGBLK-VL 0000 1101xxxC)C)C)C)C)0001 0000 -640--+640mV
CENTPAR,SAW 0000 1110xC)C)C)xC)C)C)0100 0100 __4;++42V\'/
DYNAMICFORCUS 0000 1111xxC)C)C)C)C)C)0000 0000 -0.5--5v
(Note) C) : Used bit, x : Unused bit
: AGC switching (DATA = O-HIGH response, DATA = 1---LOW response)
V : Power supply switching
(DATA = o- Stabilization power supply, DATA = l- -External power supply)
B . Blanking switch (DATA = 0- Enabled, DATA = 1 .Disabled)
When the uppermost bit of the subaddress is high, auto- increment mode is set.
Read data map
IC address 10001101 (8DH)
MSB LSB
FUNCTION POW
NON NON NON LVP V-GUAD E-Wout Vout DISCRIMI-
DATA NATION
0 - - OFF OFF No signal No signal OFF
1 - - ON ON Signal Signal ON
1999-03-26 8/28
TOSHIBA
TA1241AN
DEFLECTION CORRECTION TABLE
FUNCTION OUTPUT WAVEFORM PICTURE CHANGE VARIABLE RANGE
. Typ. Large value
Vertical Amplitude k,
Adjustment _ N C) - ( ) -48--+48%
[PICTURE HEIGHT] T?,
, (Solid line at left) (Dotted line at left)
Typ. Large value
Vertical Linearity -..-
Correction ", -13--+ 13%
[V-LINEARITY] I'
(Solid line at left) Lower stretching,
compression
Typ. Large value
Vertical S Correction "
.-- - '"- o
[V-S CORRECTION] 24 + 24%
(Solid line at left) Upper and lower
compression
Typ. Large value
V rti I C ti
e me f orrec Ion P...- 0--4%
[V-f CORRECTION]
(Solid line at left) Upper and lower
compression
Typ. Large value
Vertical EHT Correction [hsss] = - |:| 0--9yc
[V-COMPENSATION] tl
(Solid line at left) (Dotted line at left)
Typ. Large value
Vertical Phase itsss,, U
Correction “\ - - 800-- + 800 mV
[V-SHIFT]
(Solid line at left) (Dotted line at left)
1999-03-26 9/28
TOSHIBA
TA1241AN
FUNCTION OUTPUT WAVEFORM PICTURE CHANGE VARIABLE RANGE
Typ. Small value
Parabola Amplitude
Adjustment - , ( 0~5.6 V
[E-W PARABOLA] "sts., ef.."
(Solid line at left) (Dotted line at left)
Typ. Large value
Corner Correction
(Solid line at left) (Dotted line at left)
Typ. Large value
Horizontal EHT
Correction , 5 - I: o-- + 9%
[H-COMPENSATION]
(Solid line at left) (Dotted line at left)
' Typ. Large value
Horizontal Amplitude l /l
Adjustment 's,. /’ Cl) - CC) 1.6--7.3 V
[PICTURE WIDTH] -
(Solid line at left) (Dotted line at left)
Typ. Small value
Parabola Symmetry
Correction - / " -9-+9%
[TRAPEZIUM]
(Solid line at left) (Dotted line at left)
Typ. Large value
Center Curve SAW l ...-"',
Correction -T..-rs-"-T. - /// -2--+21/
[CENT SAW] v” 1
(Solid line at left) (Dotted line at left)
Typ. Large value
Center Curve Parabola l l
Correction 'o,, A - -1-- +1 V
[CENT PAR] -
(Solid line at left) (Dotted line at left)
1999-03-26 10/28
TOSHIBA TA1241AN
MAXIMUM RATINGS (Ta = 25°C)
CHARACTERISTICS SIGNAL RATING UNIT
Power Supply Voltage VCC 12 V
Power Dissipation PD MAX 1250 (Note) mW
Input Signal Voltage ein 9 Vp-p
Operating Temperature Tapr -20 to 65 ''C
Storage Temperature Tstg -55 to 150 °C
(Note) When using at temperatures higher than 25°C, decrease maximum power dissipation
by 10 mW for every 1°C over 25°C.
PD - Ta CHARACTERISTICS
POWER DISSIPATION PD (mW)
----- T------
25 65 150
AMBIENT TEMPERATURE Ta (°C)
RECOMMENDED POWER SUPPLY VOLTAGE
CHARACTERISTICS SYMBOL MIN TYP. MAX. UNIT
Power Supply Voltage VCC 8.5 9.0 9.5 V
1999-03-26 11/28
ELECTRICAL CHARACTERISTICS
DC ELECTRICAL CHARACTERISTICS (Test circuit 1)
PIN No.
PIN NAME
SYMBOL
ELECTR‘CAL
CHARACTERISTICS
TEST METHOD (CONDITIONS Vcc = 9V, Ta = 25i3°C)
LIMITS
BUS DATA AND SWITCHING MODE
MAX [ 1 ; SUBADDRESS,( ) ; DATA TEST METHOD
EW Drive
EW Feedback
V Feedback
V Drive
LVP in
LVP out
CENT out
DAC DF
BLK out
V.RAMP
5.4 No bus input Measure the DC voltage of each pin.
Power Supply Current (VCC = 9V)
Open openland, connect an ammeter between
63. b '
0 No US Input TP4A and TP43, and measure the sink current.
TA1241AN—1 2
TOSHIBA
TA1241AN
AC ELECTRICAL CHARACTERISTICS (Test circuit 2)
CHARACTERISTIC
SYMBOL
ELECTRICAL
CHARACTERISTICS
TEST METHOD (CONDITIONS VCC = 9 V, Ta = 25i3°C)
LlM ITS
BUS DATA AND SWITCHING MODE
MAX [ ];SU8ADDRBS,( );DATA
TEST METHOD
Vertical Trigger Input
Shaping Voltage
1.4 All PRESET values, all SW-A
(1)TP21 input : The following symbols
(trigger pulse)
1 Varlable wave height
ov —————————————
5401:?“ "—Cy(|e < 20 ms
(2)Change the wave height of the
trigger pulse on TP21. Then read the
wave height of the trigger pulse when
a timing pulse is output to TP22.
Pulse Generator Circuit
Clamping Voltage
4.2 All PRESET values, all SW—A
(1)TP21 input : The above trigger pulse
Wave height = 3V
(2) Observe the TP22 and TP23 waveforms
with an oscilloscope. Measure the
following VH22 voltage:
TPZZ waveform _________________ VMZZ
“““““““““ VL22
TP23 waveform
Pulse Generator Circuit
Shaping Voltage 1
3.2 All PRESET values, all SW~A
Measure VM22 as above.
Pulse Generator Circuit
Shaping Voltage 2
1.1 All PRESET values, all SW—A
Measure VL22 as above.
Vertical Ramp Amplitude
2.1 All PRESET values, all SW—A
(1)TP21 input : Same as 2 above
(trigger pulse).
(2) Measure the TP23 waveform (vertical
ramp) amplitude.
TA1241AN—13
(Note) Unless otherwise specified in the bus data and SW mode column,
use PRESET values and SW-A.
TOSHIBA
TA1241AN
CHARACTERISTIC
SYMBOL
ELECTRICAL
CHARACTERISTICS
TEST METHOD (CONDITIONS VCC = 9 V, Ta = 251'3"C)
LIMITS BUS DATA AND SWITCHING MODE
MIN TYP. MAX [ ];SUBADDRESS,( ),- DATA
TEST METHOD
Vertical AMP
Amplification
20 23 26 All PRESET values, all SW7-B
Vertical AMP
Maximum Output Voltage
1.80 2160 3.40 All PRESET values, SW7—B
(1) No TP21 input
(2) VDC input : DC voltage is variable
(0 to 6V)
(3) Measure the TP9 voltage change in
relation to the change in the TP7
voltage and calculate the following
TP9 Dc
0 TP7 DC
Measure VH9 as above.
Vertical AMP
Minimum Output Voltage
0 0 0.3 All PRESET values, SW7-B
Measure VLg as above.
Vertical AMP
Maximum Output Current
18.0 25.0 32.0 All PRESET values, SW7-B
(1) Set VDC to 6V as above.
(2) Connect an ammeter between TP9 and
GND and measure the current.
Vertical NF
Saw Wave Amplitude
1.40 1.60 1.80 All PRESET values, all SW-A
(1)TP21 input : Same as 2 above
(trigger pulse).
(2) Measure the TP7 vertical saw wave
amplitude.
Vertical Amplitude
Variable Range
$45.0 i480 $510 [00] (00) (7F), all SW-A
(1)TP21 input : Same as 2 above
(trigger pulse).
(2) Measure the TP7 amplitude Vp7 (00)
when set the subaddress [00] to (00).
(3) Next, measure the TP7 amplitude Vp7
(7F) when set the subaddress [00] to
+ Vp7 (7F) — Vp7 (0
_ 100 °/o
VP7(7F)+VP7(00) ( )
TA1241AN~14
(Note) Unless otherwise specified in the bus data and SW mode column,
use PRESET values and SW«A.
TOSHIBA
TA1241AN
No. CHARACTERISTIC
SYMBOL
ELECTRICAL
CHARACTERISTICS
TEST METHOD (CONDITIONS VCC = 9V, Ta = 25i3“C)
LIMITS
BUS DATA AND SWITCHING MODE
[ l .' SUBADDRESS, ( ) : DATA
TEST METHOD
Vertical Linearity
2 Maxnmum Correction
[08] adjustment, all SW—A
[01] (00) (10) (1F)
(1) Set the data of subaddress [06] to
(3F). Set the data of subaddress [05]
to (3F). Change the subaddress [08]
data so that the TP5 parabola
waveform is symmetrical.
(2) Set the data of subaddress [06] to
(00). Set the data of subaddress [05]
to (20).
(3)When set the data of subaddress [01]
to (10), measure the TP7 waveform V1
(10) and V2 (10).
(4) Likewise, when set the data of
subaddress [01] to (00) and (1F),
measure V1 (00), V2 (00), V1 (1F), and
V2 (1F).
‘p—10ms—‘P—10ms—4
: +v1(00)~ v1 (1F) + V2(1F) —v2(oo
VL 2 X [v1 (10) + v2(10)}
TA1241AN—1 5
(Note) Unless otherwise specified in the bus data and SW mode column,
use PRESET values and SWAA.
TOSHIBA
TA1241AN
ELECTRICAL = : + o
CHARACTERISTICS TEST METHOD (CONDITIONS VCC 9V, Ta 25_3 C)
N0. CHARACTERISTIC SYMBOL UNIT
LIMITS BUS DATA AND SWITCHING MODE
M‘N TYP. MAX [ l ; SUBADDRESS, ( ) ; Data TEST METHOD
(1)5ame as 12 above.
(2) Measure the amplitude V57 (00) of
TP7 when set the data of subaddress
[02] to (00).
(3) Measure the amplitude V57 (3F) of
TP7 when set the data of subaddress
[02] to (3F).
13 V6”!“" 5 , v5 % 4120.0 :24.0 i280
MaXImum Correction
[08] adjustment, all SWAA
[02] (00) (3F)
V5=iv7(00)_v7(3F 100%
V57 (00) + V57 (3F)
TOSHIBA
(1)Same as 13 above.
(2) Measure the amplitude Vj7 (00) 0f
TP7 when set the data of subaddress
[0A] to (00).
(3) Measure the amplitude Vj7 (0F) of
TP7 when set the data of subaddress
[0A] to (UP).
Vertical I [03] adjustment, all SW-A *fi—‘T ‘.
Maximum Correction ' ' [0A] (00) (0F)
VJ7 (00)
(Note) Unless otherwise specified in the bus data and SW mode column
use PRESET values and SW~A.
TA1241AN—16
TA1241AN
CHARACTERISTIC
SYMBOL
ELECTRICAL
CHARACTERISTICS
TEST METHOD (CONDITIONS VCC = 9V, Ta = 25i3‘"C)
U IT LIMITS BUS DATA AND SWITCHING MODE
MIN TYP. MAX [ l ; SUBADDRESS, ( ) ; DATA
TEST M ETHOD
Vertical NF
Center Voltage
V 3.8 4.0 4.2 [08] adjustment, all SW-A
(1)Same as 12 above.
(2) Observe the TP7 waveform and
measure the Vc shown below.
V(- I I
r—tOms—+—10ms-—l
Vertical NF
DC Change
[08] adjustment, all SW-A
mV _480 __560 _640 [03] (00) (06)
(1)Same as 15 above.
(2) Measure the vertical NF center voltage
Vc (00) when set the data of
subaddress [03] to (00).
(3) Measure the vertical NF center voltage
VC (06) when set the data of
subaddress [03] to (06).
VC (06) — Vc (00)(mv)
VDc=i 2
Vertical NF
EHT Correction
[08] adjustment, SWZ-B
[04] (00) (07)
(1)Same as 12 above.
(2)VDC input : DC voltage=0V
(3)0bserve TP7 waveform.
(4) Measure the amplitude VEHT (00) of
TP7 when set the data of subaddress
[04] to (00).
(5) Measure the amplitude VEHT (07) of
TP7 when set the data of subaddress
[04] to (07).
VEHT (00) — VEHT (0
VEHT VEHT(00) 00(/o)
TA1241AN—17
(Note) Unless otherwise specified in the bus data and SW mode column,
use PRESET values and SW—A.
TOSHIBA
TA1241AN
CHARACTERISTIC
SYMBOL
ELECTRICAL _ __ + :1
CHARACTERISTICS TEST METHOD (CONDITIONS VCC — 9V, Ta _ 25_3 C)
LIMITS BUS DATA AND SWITCHING MODE
MIN Typ. MAX [ ] ,- SUBADDRESS,( ) ; DATA TEST METHOD
EHT Input
D Range 1
(1)Same as 17 above.
(2)Change the VDC voltage from 1V to
(3) Measure the change in the TP7
voltage at this time and measure the
[08] adjustment, SW2-B TP2 voltage VH2.
[04] (07)
amplitude
VL2 VH2 TP2 DC
EHT Input
D Range 2
[08] adjustment, SW2 8
[04] (07) Measure the TP2 voltage VL2 as above.
E/W NF
Maximum DC Value
[08] adjustment, SW-A (1)Same as 12 above.
[05] (00) (2) Measure the TPS voltage.
E/W NF
Minimum DC Value
[08] adjustment, all SW—A (1)Same as 12 above.
[05] (3F) (2)Measure the TPS voltage.
E /W NF
Maximum Parabola Value
(1)VDC input : 7V‘
(2)Measure the TP5 parabola amplitude.
[08] adjustment, SW2-B
Vp.p 3.0 3.9 4.8 [05] (3F) -1 _____
[06] (3F)
1P5 waveform
TA1241AN—18
(Note) Unless otherwise specified in the bus data and SW mode column,
use PRESET values and SW-A.
TOSHIBA
TA1241AN
No. CHARACTERISTIC
SYMBOL
ELECTRICAL
CHARACTERISTICS
TEST METHOD (CONDITIONS Vcc=9V. Ta=25i3”C)
MIN TYP. MAX [ ];SUBADDRESS,(
LIMITS BUS DATA AND SWITCHING MODE
) ; DATA
TEST METHOD
E/W NF
23 Corner Correction 1
[08] adjustment, SW2~B
[05] (3F)
[06] (3F)
[07] (10) (1F)
vp_p 1.80 2.50 3.20
(1)VDC input 2 7V
(2)0bserve the TP5 parabola amplitude.
(3) Measure the amplitude ch (10)
when set the data of subaddress [07]
to (10).
(4) Measure the amplitude VCR1 (1F)
when set the data of subaddress [07]
to (1F).
.___‘ _____________
' __ __-_ .
V(R(00) f .-
VCR1 = VCR1(10)—VCR1(1F)
E/W NF
Corner Correction 2
[08] adjustment, SW2-B
[05] (3F)
[06] (20)
[07] (00) (1 F)
vp.p 2.30 3.20 4.10
(1)VDCinput : 7V
(2) Measure the TPS parabola amplitude.
(3) Measure the amplitude VCRZ (00)
when set the data of subaddress [07]
to (00).
(4) Measure the amplitude VCR2 (1F)
when set the data of subaddress [07]
to (1F).
VCR2 = VCR? (00) — VCR2 (1F)
Parabola
24 Symmetry Correction Change
% $11.0 $13.0 $15.0 [08] (00) (7F), all SWA
(1)Measure the following as in 15 above.
(2) Measure the TP7 center voltage VC
(00) when set the data of subaddress
[08] to (00).
(3) Measure the voltage Vc (7F) when set
the data of subaddress [07] to (7F).
V (00) — VC (7F)
VTR _ 2 X VP7 X 100 (%)
Vp7 is the value measured in 10
above.
TA1241AN—19
(Note) Unless otherwise specified in the bus data and SW mode column,
use PRESET values and SWVA.
TOSHIBA
TA1241AN
1999-03-26 20/28
CHARACTERISTIC
SYMBOL
ELECTRICAL
CHARACTERISTICS
TEST METHOD (CONDITIONS VCC = 9 V, Ta = 25i3°C)
LIMITS
MIN TYP.
BUS DATA AND SWITCHING MODE
[ 1 ;SUBADDRESS ( ); DATA TEST METHOD
E /W Parabola
EHT Correction
2.0 3.3
(1)VDC input : DC voltage is variable
(2) Measure the TPS parabola amplitude
VEH (7) When DC = 7V.
(3) Likewise, measure the amplitude VEH
(1) when DC =1V.
VEH1 = VEH(7)—VEH(1i<100(0/o)
VEH (7)
[08] adjustment. SW2«B
[05] (3F)
[06] (3F)
E /W DC
EHT Correction
0.6 1.0
(”VDC input : DC voltage = 1V
(2) Measure the TP5 parabola phase
center voltage Vpc (00) when set the
data of subaddress [09] to (00).
(3) Likewise, measure the voltage Vpc
[08] adjustment, SWZ-B (07) when set the data of subaddress
[05] (3F) [09] to (07).
[05] (3F)
[09] (00) (07)
VPC (o7)
Vpc (00)
E/W Amp
Maximum Output Current
0.14 0.20
(1) Connect an ammeter between TP3 and
All PRESET values, all SWAA GND.
(2) Read the current.
AGC Operating Current 1
250 330
(1)TP21 input : Same as 2 above
(trigger pulse).
(2) Monitor the TP24 waveform. Measure
the Vx below.
m? _____ _
T324 waveform Vx
IAGCO = Vx + 200 (HA)
(IAGc1)
All PRESET values, SW24—B
TA1241AN 20
(Note) Unless otherwise specified in the bus data and SW mode column,
use PRESET values and SW-A.
TOSHIBA
TA1241AN
1999-03-26 21/28
CHARACTERISTIC
SYMBOL
ELECTRICAL
CHARACTERISTICS
TEST METHOD (CONDITIONS VCC = 9V, Ta = ZSiSLC)
LIMITS
MIN TYP. MAX
BUS DATA AND SWITCHING MODE
[ l ; SUBADDRESS, ( ) ; DATA TEST METHOD
AGC Operating Current 2
60 83 105
Calculate, as above, 'AGC1 when set the
[03] (12.1 SW24‘B data of subaddress [03] to (12).
Analog
Blanking
Output Current
0.400 0.650 0.800
(1)VDC input: DC voltage = 5.5 V
(2) Connect an ammeter between TP20
and GND and measure the current.
All PRESET values, SW7-B
Upper Blanking Level
5.25 5.50 5.75
(1)Same as 30 above.
(2) VDC input : DC voltage = variable
(4.0 to 5.5V)
(3) Measure the VDC input voltage VHZO
when the output current reaches half
the output current measured above.
All PRESET values, SW7-B
Upper Blanking Change
i485 i570 i655
Measure VH20 (00) and VH20 (1F) when
set the data of subaddress [DC] to (00)
and (1F) respectively.
Vcho = i'lVHZO (1 F) — VH20 (00)}
/2 (mV)
[0C] (00) (1 F) SW7-B
Lower Blanking Level
3.30 3.50 3.70
(1)Same as 30 above.
(2) VDC input : DC voltage = variable
(2.5 to 4.0V)
(3) Measure the VDC input voltage VL20
when the output current reaches half
the output current of 30 above.
All PRESET values, SW7-B
Lower Blanking Change
i485 i570 1655
Measure VL20 (00) and VL20 (1F) when
set the data of subaddress [0D] to (00)
and (1F) respectively.
Vcho = ilVLzo (1F) — VL20 (00)] /2 (mV)
[0D] (00) (1 F) szB
Center Curve Saw Positive
Correction
Maximum Amplitude
3.2 3.6 4.0
(1)Same as 12 above.
(2) Measure the TP18 output amplitude
when set the data of subaddress [0E]
[08] adjustment, all SW-A to (47)'
[0E] (47)
\TC'SET‘ """""""
_ ____ l __
TP18 waveform
TA1Z41AN—21
(Note) Unless otherwise specified in the bus data and SW mode column,
use PRESET values and SW—A.
TOSHIBA
TA1241AN
CHARACTERISTIC SYMBOL
ELECTRICAL
CHARACTERISTICS
TEST METHOD (CONDITIONS VCC = 9V, Ta = 25i37C)
LIMITS
BUS DATA AND SWITCHING MODE
MAX [ l ; SUBADDRESS, ( ) ,- DATA
TEST METHOD
Center Curve Saw Negative
Correction VCSR
Maximum Amplitude
[08] adjustment, all SW—A
4'0 [051 (40)
As above, measure the TP18 output
amplitude when set the data of
subaddress [OE] to (40).
TP18 waveform
Center Curve Parabola Positive
Correction chp
Maximum Amplitude
[08] adjustment, all SWAA
2'4 [0E] (74)
(1)5ame as 12 above.
(2) Measure the TP18 output amplitude
when set the data of subaddress [0E]
to (74).
T318 waveform
Center Curve Parabola Negative
Correction VCpR
Maximum Amplitude
[08] adjustment, all SW—A
2'4 [0E] (04)
As above, measure the TP18 output
amplitude when set the data of
subaddress [0E] to (04).
T318 waveform
Horizontal Centering Maximum
Output Voltage H”
5.2 [09] (40), all SW—A
Measure the TP11 voltage VH11 when set
the data of subaddress [09] to (70).
Horizontal Centering Minimum
Output Voltage L“
2.1 All PRESET values, all SW~A
Measure the TP11 voltage VL11 when set
the data of subaddress [09] to (00).
Vertical Centering Maximum
Output Voltage H17
5.2 [08] (4F), all SW-A
Measure the TP17 voltage VH17 when set
the data of subaddress [OB] to (7F).
Vertical Centering Minimum
Output Voltage L17
1.6 All PRESET values, all SW—A
Measure the TP17 voltage VL17 when set
the data of subaddress [OB] to (00).
Dynamic Focus Correction
Maximum Output Voltage H19
5.2 [0F] (3F), all SW«A
Measure the TP19 voltage VH19 when set
the data of subaddress [0F] to (3F).
1999-03-26 22/28
TA1 241AN—22
(Note) Unless otherwise specified in the bus data and SW mode column,
use PRESET values and SW—A.
TOSHIBA
TA1241AN
1999-03-26 23/28
N0. CHARACTERISTIC
SYMBOL
ELECTRICAL
CHARACTERlSTICS
TEST METHOD (CONDITIONS VCC = 9 V, Ta = 25i3°C)
LIMITS
BUS DATA AND SWITCHING MODE
[ ] ; SUBADDRESS,( );
TEST METHOD
Dynamic Focus Correction
44 Minimum Output Voltage
All PRESET values, a|| SWAA
Measure the TP19 voltage VL19 when set
the data of subaddress [UP] to (00).
LVP Input Discrimination
Voltage
All PRESET values, SW1048,
READ—MODE
(1)VDC input: DC voltage = variable;
Initial value = 9V
(2) Lower the VDC input voltage and
measure the TP1O voltage when the
fifth bit from the LSB (in READ mode)
changes from O to 1.
46 LVP Maximum Output Voltage
All PRESET values, SW10—B
(1)VDC input: DC voltage = 0V
(2) Measure the TP12 voltage.
47 LVP Minimum Output Voltage
All PRESET values, SW10—B
(1)VDC input: DC voltage = 9V
(2) Measure the TP12 voltage.
LVP Detection
48 Output Current
All PRESET values, SWm-B,
(1) VDC input: DC voltage = 4V
(2) Connect an ammeter between TP20
and GND and measure the current.
49 V—GUARD Discrimination Voltage
All PRESET values, SW7VB,
:READ
(1) VDC input : DC voltage = variable;
Initial value = 4V
(2) Raise the VDC input voltage and
measure the TP7 voltage when the
data of the fourth bit from the LSB
(when in READ mode) changes from 0
V-GUARD Detection
50 Output Current
All PRESET values, SW7-B
(1) VDC input: DC voltage = 7V
(2) Connect an ammeter between TP20
and GND and measure the current.
Vref Vertical Amplitude Control
[03] (44) SW1—B
(1) VDC input : DC voltage = variable;
Initial value = 6.2V
(2) Set the data of subaddress [03] to
(3) Measure the change in the TP7
amplitude when the DC voltage
changes from 6.1 to 6.3V.
Vr = V(6.1)0-;V(6.3!:100(%)
TA1 241AN—23
(Note) Unless otherwise specified in the bus data and SW mode column,
use PRESET values and SWAA.
TOSHIBA
TA1241AN
1999-03-26 24/28
CHARACTE RISTIC
SYMBOL
ELECTRICAL
CHARACTE RISTICS
TEST METHOD (CONDITIONS VCC = 9V, Ta : ZSiB’C)
LIMITS
MIN TYP.
BUS DATA AND SWITCHING MODE
MAX [ ] ; SUBADDRESS, ( ) ; DATA
TEST METHOD
SelfDiagnosis
Vertical Output
— Check
All PRESET values, all SWAA,
READ—MODE
(1)Tum the power on with no input to
(2) Check that in READ mode, the 32
data = 0.
(3) Check that when a trigger pulse is
input to TP21, the 82 data = 1.
SeIf—Diagnosis
E /W Output
— Check
All PRESET values, all SW-A,
READ—MODE
Check the 83 data in the same way as
above.
Power On Reset Read Detection
_ Check
All PRESET values, all SW—A
READAMODE
Blanking Switch Operation
— Check
_ [0A] (20), all SWA
(1) Input a trigger pulse to TP21.
(2) Measure TP22 when set the data of
subaddress [0A] to (20). Check that
TPZZ outputs no signal.
TA1241AN—24
(Note) Unless otherwise specified in the bus data and SW mode column
use PRESET values and SW-A.
TOSHIBA
TA1241AN
1999-03-26 25/28
TEST CIRCUIT 1
DC characteristics
R09 m m
CD7 SD06 R011
I Egr TP19 TP‘IB TP17
MTZS. 1B
TP23 TP22(J» TPIS TPIA
24 23 2 21 20 19 18 17 16 15 14 13
AGC RAMP T.C Vi].1 ELK out DAC DF CENT DAC V NC |1 L GND
drfE l
TA1241AN
Vref EHT EW Drive NC Feedback VCC Feedback GND V Drive LVP in DAC H LVP out
1 Q) 3 5 6 7 a (9) Q9 1 1 1
TP1 m TP3 TP5 TP4A TP7 TP9 TP10
b—O >—O b—O
CD3 3* cna -—
H c- ;@
TP11 TP12
TOSHIBA
cirittro
TA1241AN—25
TA1241AN
1999-03-26 26/28
TEST CIRCUIT 2
AC characteristics
TP19 TP18 TP17
TP21OTP20
SCL SDA
'i L? W.» m m
'" 520's)
RA1O RA9 M8 mm
”(l: TP15
MT25,1B
EW Drive
v“, BLK out DAC DF CENT DAC v
TA1241AN
NC Feedback VCC Feedback GND
V Drive LVP in DAC H LVP out
SCL SDA [1L GND
Vcc [3 L
a (5) Q6) 7 s
TPS TP6 TP7
D—O 0—0
C1815Y
(9) 1a 11 12
TP9 TP10
ariote
TA1241AN—26
TOSHIBA
TA1241AN
1999-03-26 27/28
APPLICATION CIRCUIT
—l l—3V
SCL SDA
UO! 1331J03'H 01
T Vin ELK out DAC DF DAC V
2 21 J1) 19 1s 17 ® 15
AGC RAMP T.C Vin ELK out DAC DF CENT DAC V NC SCL
> TA1241AN
grftzo a
SDA IZL GND
Vref EHT EW Drive NC Feedback Vcc Feedback GND VDrive LVP in
0) (2) Q? Q) G) 6 3
DAC H LVP out
Q9 11 12
drfotn
" .Tr.-.-- _" t '-o-----o-t
.-aHA.-t
jd0001
27VC C, DAC H LVP out
Deflection .91: 200 V
mi: .3: %
WW—‘v‘v‘ 9 V
[’7 lJi I17
Modula‘tion
transis‘ol’
Deflection
transistor
TA1241AN—27
TOSHIBA
TA1241AN
TOSHIBA TA1241AN
OUTLINE DRAWING
SDIP24-P-300-1.78 Unit : mm
24 13 Ci,
f-lf-Ir-Ir-lf-Irrelevant"-? d
i)) ea
L..JL_JL.JL_JL.JL.JL.JL..JL~JL.JL.JL_J
h 22.5MAX "
22.0:02
cu., mi
4 l I F g tl.
x " cn
1.221TYP 1.0:0.1 H046i0.1
" V " ,. _ IEMSE
Weight : 1.229 (Typ.)
1999-03-26 28/28
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