TOSHIBA TA7705P/F TOSHIBA BIPOLAR LINEAR INTEGRATED CIRCUIT SILICON MONOLITHIC TA7705P, TA7705F LOW NOISE DUAL AMPLIFIER FOR AUTOREVERSE CAR STEREO TA7705P (DIP), TA7705F (SSOP) are dual preamplifier. TA7705P These ICs contain dual amplifier, forward /reverse control switches and metal/normal tape equalizer control switches. FEATURES @ High Open Loop Voltage Gain : Gyo =98dB (Typ.) (Vcc =9V, f= 1kHz) PIPTO-P-300-2.54A TA7705F @ No Input Coupling Capacitor @ Low Distortion : THD =0.035% (Typ.) (Gy =40dB, VoyuT =0-5Vrms) @ Low Noise (Equivalent Input Noise Voltage) (Rg = 6200, BW = 20Hz~20kHz, NAB EQ) SSOP 16-P-225-1.00A @ Operating Supply Voltage Range . f~ Weight * VEC (opr.) = 6~16V DIP16-P-300-2.54A : 1.0g (Typ.) SSOP16-P-225-1.00A : 0.14g (Typ.) 961001EBA1 @ TOSHIBA 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 specified 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. @ The products described in this document are subject to foreign exchange and foreign trade control laws. @ The 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. @ The information contained herein is subject to change without notice. 1997-06-02 1/11TOSHIBA TA7705P/F BLOCK DIAGRAM TA7705P, TA7705F cht AAA, RNE C OUT Rr ay ee | = " C10 + I FF 2) 1 - . Vec OUT-1 m QB wn 3 eo) yoy ! ! ! ! ! ! 1 I I I ! 1 I i 1 I 1 I ee L. OUT-2 se aT r r ae ch2 mF en pe 7 Pin@ : NC APPLICATION INFORMATION 1. Forward /Reverse select switch = le = 100A (1) Threshold voltage @OK a Pin@ is coupled to the base of Qy (PNP-Tr) as shown Fig.1. 3 Threshold voltage (@pin) =0.7V Reverse 0~0.5V Forward 1.0~Vec Fig.1 (2) The recommended Forward / Reverse select circuit is shown in Fig.2. =1.5V 30~50kQ [ 1 R 1997-06-02 2/11TOSHIBA TA7705P/F (3) 13 (In Fig.1) Ig=12A (Max., Ta=25C) 2. Equalizer control switch = 3.9V Pin is coupled to the base of Q2 (PNP-Tr) as shown in Fig.3. The emitter potential of Q2 is 3.9V. (DC) Threshold voltage (15 pin) = 2.8V Qs Q2 Metal 3.2~16V Normal 0~2.4V Fig.3 3. Co~5 ig Capacitor Cg~Cs may be required for preventing a instability caused by the pattern layout or interference of external high frequency signal. STANDARD PRINT PATTERN TA7705P ) IN CH2 O R 6290, et tea S A! o o v a . TPIS oop po o o TA7705P aL o 3 G Ss \O 3h Vec o 12kQ) 330k 2. 47uF CHI OUT FORWARD (9 O REVERSE 1997-06-02 3/11TOSHIBA TA7705P/F MAXIMUM RATINGS (Ta =25C) CHARACTERISTIC SYMBOL RATING UNIT Supply Voltage Vcc 16 Vv Coo, TA7705P 750 Power Dissipation TATTOSE PD (Note) 350 mW Operating Temperature Topr -30~75 C Storage Temperature Tstg -55~150 C (Note) Derated above Ta=25C in the proportion of 6mW/C for TA7705P, and of 2.8mW / C for TA7705F. ELECTRICAL CHARACTERISTICS (Unless otherwise specified, Vcc =9V, f= 1kHz, RL =10kQ, Rg = 6000, Ta=25C, Normal EQ) TEST CHARACTERISTIC SYMBOL | CIR- TEST CONDITION MIN. | TYP. | MAX. | UNIT CUIT . lecg (1) | | Vin=0, Normal EQ 5.0 Quiescent Current ICO (2) TWin=0, Metal EQ = 60 90 mA L Vol Open Loop Voltage Gyo | |Cr=100uF, R= _ 938| | aB Gain Maximum Output nro Voltage Vom |THD =0.5% 1.5 2.0| | Vrms Total Harmonic = 0 Distortion THD Vout =0-5Vrms 0.035 | 0.12 | % Equivalent Input Noise Rg = 6200, NAB Voltage VIN | BW =20Hz~20kHz ~ 09) 17 )eVrms Input Resistance RIN 500; kQ Cross Talk CT. [Vout =0.775Vrms (dBm) 50 60/ | aB F R tale ard/Reverse Cross | + (ep) | |VQyyt=0.775Vrms (OdBm) 60 70; | aB TYP. DC VOLTAGE OF EACH TERMINAL (Vcc =9V, Ta=25C, Dual mode test circuit) TERNAL) a] 2} 3) 4] 5 | 6] 7 | 8 | 9 | 10] 11 | 12 | 13 | 14 | 15 | 16 Dc- Voltage | Vcc] 3.0 | 0.7 | 2.9 | 2.9 | 2.9 | 2.9 |GND| 2.9 |} NC ] 2.9 | 29 | 2.9 | 2.9 | 3.5 | 2.9 (V) 1997-06-02 4/11TOSHIBA TA7705P/F TEST CIRCUIT TA?7705P, TA?705F Vec Rez o Rg 4 = 33kQ, BN R7S S st . Vcc + z Cy) oS Ree F R 6200 x4 J Ros Pin@ : NC SW 4.2 0.01 4F AWN ch2 12 12kQ. Cg OUT AWW AN +yO Re = 18002 Rng =330kQ a7ur |S o 1 o ao (*) Gyo Test : SW1_1, 2=OFF, SW2.4, 2=b 1997-06-02 5/11TOSHIBA TA7705P/F 120- a | z= o 1007 > L O 2 80 < o L 6 z 60 EE 5 L $ a 40r oS L ad 2 20r vey a Oo L gt (mA) Ice QUIESCENT CURRENT (dB) OPEN LOOP VOLTAGE GAIN Gyo (dB) VOLTAGE GAIN Gy Icc, Gvo, Vom - Vec Vv THD =0.5% Gyo Cf= 100HF, VouT= 1Vrms lIcc (Metal EQ) Icc (Normal EQ) 2 4 6 8 10 12 14 16 18 SUPPLY VOLTAGE Vcc (V) Gvo - f 140 | vecesv 120 C=330uF FiO NLA RL=10 100 0 StS SS Laer] Lo LA e Ls va 80 Le 22 1-1 pL a Lederer | .~~_| 60 SU 40 20 0 0.03 0.1 03 1k 3k 10k 30k 100k FREQUENCY f (Hz) Gy - f Vec=9V Vin =0.045MV ms RL =10kQ, Normal EQ Metal EQ Pos 0.1 0.3 1 3 10 30 100 FREQUENCY f (kHz) (Vrms) MAXIMUM OUTPUT VOLTAGE Vom 1997-06-02 6/11TOSHIBA TA7705P/F THD - VOUT Normal EQ Vec=9V RL =10kQ. (%) TOTAL HARMONIC DISTORTION THD 0.1 0 0.0 #=100Hz 0.01 0: 0.00 0.03 0.1 0.3 1 3 5 OUTPUT VOLTAGE Vout (Vrms) THD - f RL =10kQ, 0 NAB 40dB at 1kHz 0 VouT=9-5Vrms Normal EQ (Without Audio Filter) 2 Qo =a TOTAL HARMONIC DISTORTION THD (%) 0.00 30 100 300 1k 3k 10k 30k FREQUENCY f (Hz) (%) TOTAL HARMONIC DISTORTION THD (Vrms) OUTPUT VOLTAGE Vout THD - VOUT Metal EQ Vec=9V RL=10kQ, f=100Hz 03 0.1 03 1 35 OUTPUT VOLTAGE VouT (Vrms) VouT - VIN Vec=9V 1 RL=10kQ, NAB 40dB at 1kHz f=100Hz a oo 0.01 003 O01 03 1 3 10 30 100 FREQUENCY Vin (Vrms) 1997-06-02 7/11TOSHIBA TA7705P/F (Vrms) EQUIVALENT INPUT NOISE VOLTAGE VNI (dB) CROSS TALK C.T. (mA) lec QUIESCENT CURRENT VNI - Rg Vcc =9V NAB 40dB at 1kHz 0.1 50 100 300 1k 3k 10k 30k 100k SIGNAL SOURCE RESISTANCE Rg (Q) CT. - f 30 100 300 1k 3k 10k 30k FREQUENCY f (Hz) Icc - Ta Vec=9V Metal EQ -40 -20 0 20 40 60 80 AMBIENT TEMPERATURE Ta (C) (dB) CROSS TALK C.T. (dB) RIPPLE REJECTION RATIO R.R. OUTPUT VOLTAGE Vout () C.T. (FSR) - f Vec=9V RL = 10kQ. Vo = 0.775V emg (OdBm) C109 = 10pF 30 100 300 1k 3k 10k 30k FREQUENCY f (Hz) R.R. - Veco f=100Hz Vin =300MVims 6 8 10 12 14 16 18 SUPPLY VOLTAGE Vcc (V) VOUT - Ta -40 -20 0 20 40 60 80 AMBIENT TEMPERATURE Ta (C) 1997-06-02 8/11TOSHIBA TA7705P/F APPLICATION CIRCUIT TA7705P, TA7705F RNF = 330kQ +--- eo ee 4--------- N L OUT-2 GND , a Cy = 22 uF UB Ch = 2p 0.01 pF c i Be on ch2 Ww Ww B70 Si Re = 18002 Rng =330kQ a7pe |S Ov o 1 a ce a Pin@ : NC 100 F Metal EQ 1 3.2~18V Normal EQ 1 0~2.4V Forward :1.0~Vec Reverse : 0~0.5V 1997-06-02 9/11TOSHIBA TA7705P/F OUTLINE DRAWING DIP16-P-300-2.54A Unit : mm 9-15" 9 Cy) YL 6.440.2 Too TT 19.75MAX . 19.2540.2 o 0.95+0.1 Ny Qs o a} & oof = zi , oD |g a 3 0.735TYP 540.1 025 Weight : 1.0g (Typ.) 1997-06-02 10/11TOSHIBA TA7705P/F OUTLINE DRAWING SSOP 16-P-225-1.00A Unit : mm 16 9 7 HHAAAReR fF Ol om => oOo; 3 E Fl) + Vey 0] wD C) +] 6 NL POW WEA + | JI 08:03 pz 0.6TYP 0.4+0.1 te 8.7MAX . ; 8.220.2 1.540.2 1.OMAX 0.157945 m7 _0.52510.2 . 4 0.19 :45 Weight : 0.14g (Typ.) 1997-06-02 11/11