TA7784P ,Dual pre-amplifier for autoreverse. Operating supply voltage Vcc: 3.5V to 15V. Quiescent current: Iccq1 5.5mA,typ; (VIN=0, Normal EQ); Iccq 2 7mA,typ; 11mA,max (VIN=0, Metal EQ).TA7784PTA77RAPThe TA7784P is dual preamplifier for autoreverse typeand W-cassette type tape player. ..
TA7792F ,AM/FM 1 CHIP TUNER SYSTEM IC (1,5V USE)TA7792P/FTA77Q7P TA77Q7FIII. I '.I ' III. I v.-AM/FM 1 CHIP TUNER SYSTEM IC (1.5V USE)The TA7792P, ..
TA7792P ,AM/FM 1 CHIP TUNER SYSTEM IC (1,5V USE)TA7792P/FTA77Q7P TA77Q7FIII. I '.I ' III. I v.-AM/FM 1 CHIP TUNER SYSTEM IC (1.5V USE)The TA7792P, ..
TA7795F ,DUAL PREAMPLIFIER FOR AUTO-REVERSE SYSTEM (1.5V USE)TA7795F/FNTA77QEF TA77QEFNIIIIIUUI' .- ‘1'"-- I‘DUAL PREAMPLIFIERS FOR AUTO-REVERSE SYSTEM (1.5V US ..
TA7795FN ,DUAL PREAMPLIFIER FOR AUTO-REVERSE SYSTEM (1.5V USE)TA7795F/FNTA77QEF TA77QEFNIIIIIUUI' .- ‘1'"-- I‘DUAL PREAMPLIFIERS FOR AUTO-REVERSE SYSTEM (1.5V US ..
TA7796P ,5 BAND GRAPHIC EQUALIZERTA7796P/ZTA77QEP TA77QE7IIII I'VI ' III. MtttINe.-5 BAND GRAPHIC EQUALIZERTA7796P, TA77962 are 5-Ba ..
TC55257BFL-10 ,SILICON GATE CMOS 32,768 WORD X 8 BIT STATIC RAMfeatures with an operating current of5m/VMHz Exp.) and a minimum cycle time of 85ns.When CE is a lo ..
TC55257BFL-10L ,SILICON GATE CMOS 32,768 WORD X 8 BIT STATIC RAMTOSHIBA'1rm?57BPL/BFL/BSPL/BF1LqmtL85L/10LiJN)SILICON GATE CMOS32,768 WORD x 8 BIT STATIC RAMDescri ..
TC55257BFL85 ,SILICON GATE CMOS 32,768 WORD X 8 BIT STATIC RAMfeatures with an operating current of5m/VMHz Exp.) and a minimum cycle time of 85ns.When CE is a lo ..
TC55257BFL-85 ,SILICON GATE CMOS 32,768 WORD X 8 BIT STATIC RAMfeatures with an operating current of5m/VMHz Exp.) and a minimum cycle time of 85ns.When CE is a lo ..
TC55257BFL-85 ,SILICON GATE CMOS 32,768 WORD X 8 BIT STATIC RAMFeatures Pin Connection [Top View). Low power dissipation: 27.5mW/MH2 (typ.). Standby current: 211A ..
TC55257BFL-85 ,SILICON GATE CMOS 32,768 WORD X 8 BIT STATIC RAMTOSHIBA'1rm?57BPL/BFL/BSPL/BF1LqmtL85L/10LiJN)SILICON GATE CMOS32,768 WORD x 8 BIT STATIC RAMDescri ..
TA7784P
Dual pre-amplifier for autoreverse. Operating supply voltage Vcc: 3.5V to 15V. Quiescent current: Iccq1 5.5mA,typ; (VIN=0, Normal EQ); Iccq 2 7mA,typ; 11mA,max (VIN=0, Metal EQ).
TOSHIBA
TA7784P
TOSHIBA BIPOLAR LINEAR INTEGRATED CIRCUIT SILICON MONOLITHIC
TA7784P
DUAL PREAMPLIFIER FOR AUTOREVERSE
The TA7784P is dual preamplifier for autoreverse type
and W-cassette type tape player.
This IC contains dual preamplifier, forward/reverse
control switches and metal/normal tape equalizer control
switches.
FEATURES
Built-in Forward/Reverse (TAPE1/TAPE2) Control
Switches.
Built-in Metal/Normal Tape Equalizer Control Switches.
High Voltage Gain
: Gvo=95dB (Typ.) (Vcc=6V, f=1kHz)
Operating Supply Voltage Range
: VCC(opr)=3-5"'15V (Ta=25°C)
Input Coupling Capacitor Less
Low Noise (Equivalent Input Noise Voltage)
: Vni = 1.0/1Vrms (Typ.)
(R9 = 6000, BW = 20--20kHz, NAB EQ)
DIP16-P-300-2.54A
Weight : I.00g (Typ.)
TOSHIBA TA7784P
BLOCK DIAGRAM
+ - OUT
M6 Na u 0 ' Ovcc
a ' ' JNF-Z Y \JOUT-I V
b M 't N
:5 - l Vcc
AMP-l :
O . " ks,, + l
o M ? l M
ff t. --------------- 1 I-- - Est -6i
I l sc Chl-R l g
it I I
I I I I
. = I I
9 BIAS I I
+ d l V l l VCC
it l I
I I 6>ChZ-F l l F
_______________ -i--------r-----
f l F/R sw -6.' R
. " Kt. + l
T. " I I
AMP-2 i
Chit-R
SW2-2 l
a b M t o N GND
NF-2 OUT-2
Acts A ATA C2N
I I 11..Y 14 \15/ 8
.-er"o-4 llhnN : NC
" I 0g
2 2001-06-25
TOSHIBA
APPLICATION INFORMATION
Forward / reverse select switch
(f) Threshold voltage
Pin® is coupled to the base of Q1 (PNP-Tr) as shown Fig.1.
Threshold voltage
REVERSE
0--0.3V
FORWARD
1.1~VCC
C) The recommended forward/reverse select circuit is shown in
Fig.2.
(l3) I3 (In Fig.1)
I3 =12PA (Max.) (Ta = 25°C)
Equalizer control switch
Pin® is coupled to the base of Q2 (PNP-Tr) as shown Fig.3.
The emitter potential of Q2 is 2.6Vdc.
Threshold voltage
2.1~VCC
NORMAL
O--1.2V
C2--C5
Capacitor C2-C5 may be required for preventing a instability caused
interference of external high frequency signal.
TA7784P
~|E=1oo,uA
30--50kf1 F
by the pattern layout or
TOSHIBA TA7784P
MAXIMUM RATINGS (Ta =25°C)
CHARACTERISTIC SYMBOL RATING UNIT
Supply Voltage VCC 16 V
Power Dissipation PD (Note) 750 mW
Operating Temperature Top, -30--75 ''C
Storage Temperature Tstg - 55~150 ''C
(Note) Derated above Ta=25°C in the proportion of 6mW/°C.
ELECTRICAL CHARACTERISTICS
(Unless otherwise specified, Vcc=6V, f=1kHz, RL=1OkQ, Rg =6000, Ta =25°C, metal EQ)
CHARACTERISTIC SYMBOL CIR- TEST CONDITION MIN. TYP. MAX. UNIT
. ICCQ (1) - Vin =0, NORMAL EQ - 5.5 -
Quiescent Current 'CCQ (2) - Vin =0, METAL EQ - 7.0 11 mA
Op?" oop oltage Guo - Cf=100pF, Rf=0 - 95 - dB
Maximum Output - tl
Voltage Vom - THD=0.5% 1.1 1.5 - vrms
Total Harmonic 0
Distortion THD - Vout=ih5Vrms - 0.035 0.12 A:
Equivalent Input Noise . Rg=6200, NAB
Voltage Vin - BW=20Hz--20kHz, Nor. EQ - 1.0 1.7 PA/rms
Ripple Rejection R.R. - fripple =100HZ, Vin =1Vrms - 55 - dB
Cross Talk C.T. - vout=o.775vrms (OdBm) 50 60 - dB
2gvard/ Reverse Cross C.T. (F/R) - Vout=ih775Vrms (OdBm) 60 70 - dB
TYPICAL DC VOLTAGE OF EACH TERMINAL (VCC=6V, Ta =25°C, dual mode test circuit)
TERI'QIAO'NAL 1 2 3 4 5 6 7 8 9 IO 11 12 13 14 15 16
DC- Vcc Vcc
VOLTAGE VCC 2.3 .....-7'" 2.2 2.2 2.2 2.2 GND 2.2 NC 2.2 2.2 2.2 2.2 ".7re'C, 2.2
GND GND
4 2001-06-25
TOSHIBA TA7784P
TEST CIRCUIT
Rf : 1800 RNF : 330W +31 0g 0
VJ. '" u I . VCC
* 4.7prF E LI.
LL (*) C6 0 C10 +1
:5: o-, T I g
N u. sw1-1 0.01 pzF _, _
.. + +1 /\ Ch a:
u l "e \s/NF-Z +' 'eu-r-, 'd)
a b M A/o N
(*) SW2-1 Chl F
(Sh - l Vcc
x AMP-1 I
. cznué As, + ',
g 9 L l M
F _------------ 1.. -
(i -1, l EQ SW -tii N
l Ch1-R l l
C3 l I
l W' BIAS l l
I I VCC
TC4 l l
. Q3) l l 47kQ F
6200x4 f --------------- J+ ------- t ----- FIR sw Hi R
. K l + t
R9 ==c5 v + i I F
" AMP-2 ,'
(*) SW2-2 Ch2-R l
a b M , o N GND
NF-2 oun
u. frts A ATA Ah
t I l g \12/ 14 \19 8
N + +3 (*)
c, -er"o-, M 18kS2 ©PlN : NC
U) SWI-2 0.01 .
" R3 12m C9 ge,
'" AVA," + a - 8
Rf .' 1800 RNF .' 330kQ 4.7PF C;
(*) Gvo TEST : SWI-1, 2-OFF, SW2-1, 2-b
5 2001-06-25
TOSHIBA
Iccty thar, Vom - VCC
a 140- Ta=25°C
i) 120- e
g 100- LU.) Gvo (VO=0-5Vrms)
fi,' 80- 5 Vom (THD=0.5%)
< - n:
I- l METAL
5. 60- a cco( )
> _ 1-
8 E ICCQ (NORMAL)
o 40- bi
_. - a
g 20- cr
O 2 4 6 8 10 12
SUPPLY VOLTAGE VCC (V)
Gvo, Gv - f
NORMAL
20 METAL
30 100 300 1k 3k 10k 30k
FREQUENCY f (Hz)
THD - f
i5 0.05
E 0.03 RL=10kQ
g NAB 40dB AT IkHz
g 0.01 Vout=0m/rms
t NORMAL Vcc--6V
o 0.005
30 100 300 1k 3k 10k
FREQUENCY f (Hz)
(Vrm s)
MAXIMUM OUTPUT VOLTAGE vom
RIPPLE REJECTION RATIO RR.
VOLTAGE GAIN Gm, GV
TOTAL HARMONIC DISTORTION THD (%)
TA7784P
R.R. - Vcc
f=100Hz
Vin =0.245vrms
(-10dBm)
2 4 6 8 10 12 14
SUPPLY VOLTAGE VCC (V)
Gvo, Gv - f
40 NORMAL
20 METAL
30 100 300 1k 3k 10k 30k
FREQUENCY f (Hz)
RL=1OkQ
NAB 40dB AT 1kHZ
Vout =0-5Vrms
NORMAL VCC = 9V
30 100 300 1k 3k 10k 30k
FREQUENCY f (Hz)
TOSHIBA TA7784P
THD - Vout THD - Vout
A 3 A 3
?ef. VCC=6V tt. Vcc=9V
Ct 1 RL=10kQ D 1 RL=10kQ
E NORMAL if NORMAL
a 0.5 a 0.5
Q 0.3 g 0.3
g 0.1 g' 0.1
g 0.05 E10014: , 0.05 f=100Hz
E 0.03 E 0.03
_. 0.01 .1 0.01
f? 0.005 f? 0.005
0.003 0.003
0.03 0.1 0.3 1 3 10 0.03 0.1 0.3 1 3 10
OUTPUT VOLTAGE Vout (vrms) OUTPUT VOLTAGE Vout (vrms)
THD - V THD - V
out out
a 0.5 a 0.5
Q 0.3 Q 0.3
t, 0.1 IE 0.1
g 0.05 'it' 0.05
g 0.03 f=100Hz fl 0.03 f=100Hz
t 0.01 t 0.01
f? 0.005 9 0.005
0.003 0.003
0.03 0.1 0.3 1 3 10 0.03 0.1 0.3 1 3 10
OUTPUT VOLTAGE Vout (vrms) OUTPUT VOLTAGE Vout (vrms)
Vout - Vin Vout - Vin
Vcc=6V Vcc=9V
10 RL=10kQ 10 RL=10kn
5 NAB 40dB AT 1kHz 5 NAB 40dB AT 1kHz
OUTPUT VOLTAGE Vout (vms)
OUTPUT VOLTAGE Vout (vrms)
f=100Hz =
05 0.5 f 100Hz
0.3 0.3
0.1 0.1
0.05 0.05
0.02 0.02
0.01 0.03 0.1 0.3 1 3 10 30 100 0.01 0.03 0.1 0.3 1 3 10 30 100
INPUT VOLTAGE Vin (mVrms) INPUT VOLTAGE Vin (mVrms)
7 2001-06-25
TOSHIBA
CROSS TALK CI (d8)
CROSS TALK CT (da)
(#Vrms)
EQUIVALENT INPUT NOISE VOLTAGE Vni
Vcc=6V
Vout=0-245Vrms
(-10dBrn)
RL=10kQ
30 100 300 1k 3k 10k 30k 100k
FREQUENCY f (Hz)
C.T. (FSR) - f
Vcc=6V
vout=0.245vrms
(-10dBm)
RL=1OkQ
30 100 300 1k 3k 10k 30k 100k
FREQUENCY f (Hz)
Vni - Rg
50 VCC = SV
NAB 40dB AT 1kHz
10 30 100 300 1k 3k 10k 30k 10k
SIGNAL SOURCE RESISTANCE Rg (Q)
CROSS TALK C‘T‘ (dB)
CROSS TALK CT, (da)
QUIESCENT CURRENT
TA7784P
Vcc=9V
Vout=0-245Vrms
(-10dBm)
RL=10kQ
100 300 1k 3k 10k 30k 100k
FREQUENCY f (Hz)
C.T. (FSR) - f
Vcc=9V
Vout=0-245Vrms
(-10dBm)
RL=10kQ
100 300 1k 3k 10k 30k 100k
FREQUENCY f (Hz)
ICCQ - Ta
VCC = 6V
ICCQ (METAL)
'CCQ (NORMAL)
- 20 0 20 40
AMBIENT TEMPERATURE Ta
TOSHIBA
(Vrms)
MAXQMUM OUTPUT VOLTAGE Vorn
- 20 0 20 40
AMBIENT TEMPERATURE Ta
OPEN LOOP VOLTAGE GAIN Gvo
TA7784P
Gvo - Ta
-40 -20 0 20 40 60 80
AMBIENT TEMPERATURE Ta (°C)
TOSHIBA
APPLICATION 1 (Double cassette player)
TA7784P
Rf : 180.0 RNF 2 330kQ o.c,8- OUT
'"" '"" " I o o vcc
r C10 0
LL. II I o
1 _. .-
N + n:
c."', G?, + 's.?.,) o,
J NF-2 I, OUT-1 VCC
M (a N
A v (i - l Vcc
TAPE-l
x AMP-l
PLAY c2": K + I
t'cz':s,' o g M
-o+ 2SK118-R ' F ff t. --------------- ", I - EQ sw -(1s.' N
33/” g l _ Ch1-R : l
TC3 l I
f\ I I
9 BIAS I I
g + j. K l l VCC
oil -|-C4 l I
'- Ch2-F I
TAPE-2 _I . Kh I 47kQ T-1
P/R "L')" 'sly --------- L - L - T1/T2 Hi
Lu f , SW T-i?
\7 - n: A, I + LL
t' ::c5 " + l I 5
, AMP-2 ,'
-a+ C) l
ctr 3.3m 2SKI18-R Chm
M A, N
NF-2 OUT-2
fits A Afh C2s
l ll a 'd ta' \12/ 14 119 8
- O a + c7
Q, -, R4 18kQ
u, 0.01 F
/2 R3 12km C9 tr,
REC/H w_ '"" +=_I g
Rf=18OQ RNF=330kQ 4.7m (iii,
L_lj'il_+
2SK118-Rx2 REC-AMP OUT
GDHN :NC
10 2001-06-25
TOSHIBA TA7784P
APPLICATION 2 (Autoreverse)
Rf : 1800 RNF : 330m fl OUT
'"" I 0 Vcc
u. C10 .0
N". r 4 2 1
.. N.Tf Nt V
C; NF-2 'f' foum Vcc
M 5/: N
Ch1-F f
Ch‘I-F®_ Q _ I Vcc
x AMP-1 I
C2“; A, + i
g , l M
f I. -----_ ----
cm® - (i 1. l EQSW Hi' N
l Ch1-R l l
C3 t I
r\ l I
9 BIAS l
u. l V l E VCC
+ g C4 I I
I o f Ch2-F I i
F ft . (ish, l I 47142 F
ch2-FUro WY I ---_--_-- .u- - t - F/R sw Hi
I + u.
"C5 K + I I 5 l
I o AMP-2 ,'
Chz-R®‘ _ (ii) I
Ch2-R I
M A, N GND
m , 42“” tft, 43“” Gh,
ttttt NI.Y Y"
S + c7
;_ --, R4 18kQ
u 0.01/1F Ch2
R3 12km +C9_ OUT
MN "tt n I o
Rf : 1800 RNF : 330m 4MP x
®PIN : NC
11 2001-06-25
TOSHIBA TA7784P
PACKAGE DIMENSIONS
DIP16-P-300-2.54A Unit : mm
16 9 3,
r1 F-n m r1 l_| W r-n r-1 d
‘ 19.75MAX _,
19.25i0.2 g
c-eethl
0.735TYP
Weight : 1.00g (Typ.)
12 2001-06-25
TOSHIBA TA7784P
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.
13 2001-06-25
:
www.loq.com
.
