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TA8814N
COLOR TRANSIENT IMPROVER IC FOR TV
TOSHIBA TA8814N
TOSHIBA BIPOLAR LINEAR INTEGRATED CIRCUIT SILICON MONOLITHIC
TA881l4,N
COLOR TRANSIENT IMPROVER IC FOR TV
The TA8814N is an integrated circuit having the
following two functions in the shrink DIP 20 pin package:
the CTI (Color Transient Improvor) function to improve -----------"")e,
protrusion and dullness of color signal edge, and _------""
function to improve medium luminance and replay of
dark area detail by y correction.
FEATURES
0 CTI function (built-in DL)
SDlP20-P-300-1.78
Weight : 1.02g (Typ.)
0 y correction
It Color bandwidth switching
o Clamp circuit
1 2001-06-25
BLOCK DIAGRAM
Pulse System GND
é Filter Adj.
F: FBPlnput I'
TA8810AN
I Input
Fsc Output 32 0.033 m
I Output 31
QOutput |______l
0 Input
I Input
Q Output
_i-,',-x'i'.,'-.(i'j,,,
Ideal Curve
l PHASE __ DL
7'5W - O—L—o—oa 7—OFF
FSC c"Inpxlt,%§:7 7‘ Pseud Curve
Narrow Band (625 kszsda)
—’ CLAMP —' CORING
" MODE SW '- 'SC-BAND B CTI/CNR
SW3 g: Wide Band
"‘ AGC —. AMP
CONTROL CT I Level
—-q VALUE -— CLAMP
1I5 ATT
I Output
to Y circuit mlnimum : 470.0
.275 nH /
iii ”If
Sub Contrast 2 Vp_p Nc®
x2 AMP —]
0.12 pF
V Input
400 nH from AV Switch
r CORRE'CT I v
2 Vp-p
T188814" — 2
TOSHIBA
TA8814N
TOSHIBA TA8814N
TERMINAL CONNECTION DIAGRAM
NC, C u..,,,-? D y Input
Y Output C Ci) .7 Output
NC. Ci) Ci) N.C.
FilterAdj. (i2 D GND
fsc Input Ci) Ct Cs) Color bandwidth switching
GND (ii) ii' Cs) Y Input
I Input Ci) E9 Vcc
Q Input (iD D FBP Input
ITC C D IOutput
QTC Ci D Q Output
TERMINAL FUNCTION
my PIN NAME FUNCTION INTERFACE CIRCUIT
1 N.C. This is an non-connected pin. -
u u . . VCC
This IS an output pm of a twice
amplifier.
2 Y Output Since this pin is an emitter
open type, it is necessary to
connect a resistor between this
pin and GND.
3 N.C. This is an non-connected pin.
This is a pin for a filter to
adjust internal delay lines
. . automatically.
4 Filter Adj. 0.1 pF capacitor is recommended
for this filter.
3 2001-06-25
TOSHIBA TA8814N
PIN PIN NAME
FUNCTION INTERFACE CIRCUIT
This is an input pin of reference C . W
signal (fsc) to adjust delay lines Ir ti?
automatically. This is also a y
. . . . 6kQ
correction curve switching pm. CO-r-kt;'-"
5 fSC Input
0 ~3.6V Ideal curve
3.6--8.4V y correction off
8.4--12V Pseudo curve
3050 ?
This pin is for I input.
The input dynamic range is
1.2 I/p-p (Typ.). The delay time
between in /output is 400 ns
(Typ.).
7 Ilnput
This pin is for Q input.
The input dynamic range is
1.2 I/p-p (Typ.).
The delay time between in/
output is 400 ns (Typ.).
8 Q Input
TOSHIBA
TA8814N
Kl"? PIN NAME FUNCTION INTERFACE CIRCUIT
9 ITC This is a pin for adjusting the
CTI level of I signal.
This is a pin for adjusting the
10 QTC CTI level of Q signal.
11 Q Output This pin is for Q output.
12 I Output This pin is for I output.
This pin is for FBP input. [I ég
13 FBP Input The input threshould level is ®
1.4V (Typ.).
Ir C} “E,
at g IF
14 VCC - -
TOSHIBA TA8814N
Kl"? PIN NAME FUNCTION INTERFACE CIRCUIT
This pin is for Y input of y
15 Y Input
correction circuit.
The input level is Ihr-p (Typ.).
This pin is a CTI on/off SW and
. . W. m
Color Bandwidth color bandwidth changing S 6 'y- c:
16 Switchin 0 ~3.6V Through mode g
g 3.6-8.4V CTI mode C) ”K Ji- 2
8.4--12V LPF mode lt t3 (iiijy-(isiiisii ie;
i 'i ' '
17 GND - -
18 N.C. This is an non-connected pin.
This in is for Y o t t of
19 y Output I pl. I . . u pu y
correction circuit.
This is an input pin of twice
20 y Input amplifier circuit.
TOSHIBA TA8814N
MAXIMUM RATING (Ta = 25°C)
CHARACTERISTIC SYMBOL RATING UNIT
Supply Voltage VCC 15 V
Power Dissipation PDmax 1400 (Note) mW
Input Signal Voltage ein 9 Vp-p
Operating Temperature Topr - 20--65 "C
Storage Temperature Tstg - 55~150 "C
(Note) : When using the device at above Ta = 25°C, decrease the power dissipation by 11.2 mW
for each increase of 1°C.
ELECTRICAL CHARACTERISTICS
DC characteristics
DC voltage characteristics (Unless otherwise specified, VCC = 9V, Ta = 25°C.)
tll). PIN NAME SYMBOL Eli; TEST CONDITION MIN. TYP. MAX. UNIT
2 Y Output v2 - - 6.2 6.4 6.8 v
4 Filter Adj. v4 - - 5.2 6.0 6.8 v
5 fsc Input V5 - - 5.8 6.0 6.2 V
6 GND 1/6 - - - 0 - v
7 I Input Vy - - 3.8 4.0 4.2 v
8 Q Input 1/8 - - 3.8 4.0 4.2 v
9 ITC v9 - - 7.8 8.0 8.2 v
10 QTC v10 - - 7.8 8.0 8.2 v
11 Q Output VII - - 4.7 4.9 5.1 v
12 I Output v12 - - 4.7 4.9 5.1 v
13 FBP Input v13 - - 0.71 0.76 0.81 v
14 Vcc v14 - - 11.0 12.0 13.0 v
15 Y Input v15 - - 3.8 4.0 4.2 v
16 Exlii’crhfgdw'dth v16 - - 5.8 6.0 6.2 v
17 GND v17 - - - 0 - v
19 y Output V19 - - 3.8 4.0 4.2 V
20 y Input v20 - - 3.8 4.0 4.2 v
DC current characteristic
PIN TEST
No. PIN NAME SYMBOL filly TEST CONDITION MIN. TYP. MAX. UNIT
14 VCC ICC - - 45 55 70 mA
7 2001-06-25
TOSHIBA TA8814N
AC current characteristics (Unless otherwise specified, VCC = 9V, HVcc = 9V, Ta = 25°C.)
CHARACTERISTIC SYMBOL CIR- TEST CONDITION MIN. TYP. MAX. UNIT
I Input Clamp Voltage VCL7 - (Note 1) 3.8 4.0 4.2 V
Q Input Clamp Voltage VCL8 - (Note 2) 3.8 4.0 4.2 V
I Input D Range VMAX7 - (Note 3) 1.0 1.2 1.3 Vp-p
Q Input D Range VMAX8 - (Note 4) 1.0 1.2 1.3 Vp-p
Gain Between I Input And Output GVI - (Note 5) 0.1 0.5 0.9 dB
Gain Between Q Input And Output GVQ - (Note 6) 0 0.4 0.8 dB
Delay Time Between I Input And
T - N 7 4 44
Output DI ( ote ) 360 00 0 ns
Delay Time Between Q Input And
Output TDQ - (Note 8) 360 400 440 ns
I Bandwidth Switch Offset Voltage AVSWI - (Note 9) - 0 $6.0 mV
Q Bandwidth Switch Offset Voltage AVSWQ - (Note 10) - 0 :60 mV
Frequency Characteristics On Narrow
Bandwidth Mode And Maximum ITC GVPI - (Note 11) 2.7 5.7 8.7 dB
Frequency Characteristics On Narrow
Bandwidth Mode And Maximum QTC GVPQ - (Note 12) 7.6 10.6 13.6 dB
Secondary Differential AMP Coring
Band (I Axis) VCRI - (Note 13) 3.0 6.0 9.0 mVp-p
Secondary Differential AMP Coring
Band (Q Axis) VCRQ - (Note 14) 3.0 6.0 9.0 mVp-p
Bandwidth Switching Threshold
Value I VTHC1 - (Note 15) 8.2 8.5 8.8 V
Bandwidth Switching Threshold
Value II VTHC2 - (Note 16) 3.3 3.6 3.9 V
Clamp Pulse Phase TCLB - (Note 17) 6.0 6.3 6.6 gs
Clamp Pulse Width TCLW - (Note 18) 1.4 1.81 2.2 pe;
Y Input Clamp Voltage VCL15 - (Note 19) 3.8 4.0 4.2 V
I/Q Output Residual Noise VN - (Note 20) 0.7 1.2 1.7 ml/p-p
y Correction I Point I Vyl-1 - (Note 21) 115 120 125 mV
y Correction I Point II Vyl-2 - (Note 22) 697 704 711 mV
y Correction II Point I Vy2-1 - (Note 23) 134 141 148 mV
y Correction II Point II Vy2-2 - (Note 24) 695 705 715 mV
Y Amplifier Total Gain GVY - (Note 25) 8.2 8.7 9.2 dB
Y Amplifier Total Frequency
Characteristic FCY - (Note 26) 10 30 - MHz
8 2001-06-25
TEST CONDITION
INOTE ITEM
MEASUREMENT CONDITION
(Vcc = 9V, Ta = 25 t 3°C)
SW & VR MODE
MEASUREMENT METHOD
SW7 SW8 SW15
1 I Input Clamp Voltage
Mea5ure the TP7 voltage.
2 Q Input Clamp Voltage
Measure the TP8 voltage.
3 I Input D Range
(1) Input a 500 kHz signal into |N3.
(2)While increasing input amplitude,
measure the amplitude at TP7 when
TP12 output waveform starts to
distort.
4 0 Input D Range
(1) Input a 500 kHz signal into |N3.
(2)While increasing input amplitude,
measure the amplitude at TP8 when
TP11 output waveform starts to
distort.
Gain Between I Input
And Output
(1) Input a 0.5 Vp.p, 500 kHz signal into
(2) Measure the amplitude at TP12, which
is Vp12.
(3)Calculate :
GVI = 20609 05 Vp-p
Gain Between 0 Input
And Output
(1) Input a 0.5 Vp.p, 500 kHz signal into
(2) Measure the amplitude at TP11, which
is Vp11.
(3) Calculate :
em = 20:09 VP“
0.5 v”
Delay Time Between I
Input And Output
(1) Input a 0.5 vp-p, 3.58 MHz sine wave
into TP5a.
(2) Input a 0.5 Vp.p, 500 kHz signal into
(3)0bserve a TP12 signal and measure
the delay time between TP7 and TP12.
TA8814N - 9
TOSHIBA
TA8814N
MEASUREMENT CONDITION
(VCC = 9V, Ta = 25 i 3°C)
SW & VR MODE
MEASUREMENT METHOD
Delay Time Between 0
Input And Output
(1) Input a 0.5 Vp-p, 3.58 MHz sine wave
into TPSa.
(2) Input a 0.5 Vp.p, 500 kHz signal into
(3) Observe a TP11 signal and measure
the delay time between TP8 and TP11.
I Bandwidth Switch
Offset Voltage
(1) Measure the TP12 voltage when SW16
is a. (Va)
(2) Measure the TP12 voltage when SW16
is c. (VC)
AVSWI = Va - Vc
Q Bandwidth Switch
Offset Voltage
(1) Measure the TP11 voltage when SW16
is a. (Va)
(2) Measure the TP11 voltage when SW16
is c. (Vc)
Asz0 = Va - Vc
Frequency Characteristics
0n Narrow Bandwidth
Mode And Maximum ITC
(1) Input a 50 mVp_p, 1.0 MHz signal into
(2) Mea5ure the amplitude at TP12, which
is VPI-
(3)Calculate :
GVPI = 20€og W
Frequency Characteristics
On Narrow Bandwidth
Mode And Maximum
(1)1nput a 50 mVp.p, 1.0 MHz signal into
(2) Measure the amplitude at TP11, which
is VPQ.
(3)Calculate .
20609 —PQ-
GVPQ 0.05
TA8814N - 10
TOSHIBA
TA8814N
MEASUREMENT CONDITION (Vcc = 9V, Ta = 25 i 3°C)
SW & VR MODE
SW7 SW8 SW15 SW16 SW4 VR9 VR10
MEASUREMENT METHOD
Secondary Differential
AMP Coring Band (I Axis)
a b Max. Max.
(1)1nput a 1.5MHz
signal into |N3.
(2) Set VR9 minimum,
and adjust VR4 so
that the TP12
amplitude turns
minimum.
(3) Set VR9 maximum. -
(4) Measure amplitude characteristic
between TP7 and TP12, and read VCRI-
Secondary Differential
AMP Coring Band
(0 Axis)
b b a a b Max. Max.
(1)1nput a 1.5 MHz
signal into |N3.
(2) Set VR10
minimum, and
adjust VR4 so that
the TP11
amplitude turns
minimum.
(3) Set VR10
maximum.
(4) Measure amplitude characteristic
between TP8 and TP11, and read
Bandwidth Switching
Threshold Value I
Decrease TP16 voltage from 12V and
measure the voltage at which the TP11
and TP12 voltages change.
Bandwidth Switching
Threshold Value II
Increase TP16 voltage from 0V and
measure the voltage at which the TP11
and TP12 voltages change.
TA8814N - 11
TOSHIBA
TA8814N
MEASUREMENT CONDITION
(Vcc = 9V, Ta = 25 i 3°C)
SW 8: VR MODE
MEASUREMENT METHOD
Clamp Pulse Phase
(1) Ground TP15 with
20 k0 resistance. . _
(2) Measure TCLB and TCng .5 FBP PULSE
k—n ps-+
Clamp Pulse Width
' (P' 13)
TCLw- n m
“'3 1‘" Pin15
TCLW waveform
Y Input Clamp Voltage
Measure the TP15 voltage.
HQ Output Residual
Measure residual noises (0~20 MHz)
during picture periods at TP11 and 12.
)1 Correction I Point I
(1)While increasing
TP15 voltage,
measure the
TP20 voltage.
(2) Read V20A.
7 Correction I Point II
V203. and Vzuc-
(3) Calculate :
Vy1-1 = V203 - V20A
(4) Calculate :
V71-2 = Vzoc - VzoA
y Correction II Point I
(1)Same as (1), (2) of NOTE 21, 22.
(2)Calcu|ate :
V72-1 = V203 - VZOA
7 Correction II Point II
(4) Calculate :
Vy2-2 = V203 — VzoA
TA8814N — 12
TOSHIBA
TA8814N
MEASUREMENT CONDITION (VCC = 9V, Ta = 25 i 3°C)
NOTE 1TEM SW & VR MODE
SW7 SW8 sw15 sws
MEASUREMENT METHOD
(1) Input a 0.1 Vp.p, 500 kHz signal into
(2) Measure the amplitude at TP2, which
b is V2.
' ' ‘ a a a
25 Y Amplifier Total Gain (3)Calcu|ate :
GW = 20809 0.1
TOSHIBA
(1) Input a 0.1Vp_p
sweep signal into
Y Amplifier Total a a a b (2) Measure the
Frequency Characteristic frequency
characteristics
between TP15 and
TP2, and read Fay.
TA8814N — 1 3
TA8814N
TOSHIBA
TA8814N
TEST CIRCUIT
220/1F
63.5 YA
(+12V)
l I I I 0V FBP inputted
_’l F- into TP13
Input 3.58MHZ, 0.5 Vp-p sine wave
into TP5a
TOSHIBA TA8814N
PACKAGE DIMENSIONS
SDlP20-P-300-1.78 Unit : mm
fl I-n m F-l r1 r1 F‘I r1 |_l |_I g
Cl L..) L.d LL L_J |_l u Cl cl Cl r
, 19.1MAX "
18.6i02 _
cu., g
fr', t'0.
r “a to
B..: , l
“3. , oi
1.299TYP 1.01031 th4the A
Weight : 1.02g (Typ.)
15 2001-06-25
TOSHIBA TA8814N
RESTRICTIONS ON PRODUCT USE
000707EBA
OTOSHIBA is continually working to improve the quality and 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 comply with the standards of safety in making a safe
design for the entire system, and to avoid situations in which a malfunction or failure of such
TOSHIBA products could cause loss of human life, bodily injury or damage to property.
In developing your designs, please ensure that TOSHIBA products are used within specified
operating ranges as set forth in the most recent TOSHIBA products specifications. Also, please
keep in mind the precautions and conditions set forth in the "Handling Guide for
Semiconductor Devices," or "TOSHIBA Semiconductor Reliability Handbook" etc..
OThe TOSHIBA products listed in this document are intended for usage in general electronics
applications (computer, personal equipment, office equipment, measuring equipment, industrial
robotics, domestic appliances, etc.). These TOSHIBA products are neither intended nor
warranted for usage in equipment that requires extraordinarily high quality and/or reliability or
a malfunction or failure of which may cause loss of human life or bodily injury ("Unintended
Usage"). Unintended Usage include atomic energy control instruments, airplane or spaceship
instruments, transportation instruments, traffic signal instruments, combustion control
instruments, medical instruments, all types of safety devices, etc.. Unintended Usage of TOSHIBA
products listed in this document shall be made at the customer's own risk.
0 The products described in this document are subject to the foreign exchange and foreign trade
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 property or other rights of the third parties which may result from its use. No
license is granted by implication or otherwise under any intellectual property or other rights of
TOSHIBA CORPORATION or others.
0 The information contained herein is subject to change without notice.
16 2001-06-25
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