TA7784P

www.DataSheet4U.com UTC TA7784P LINEAR INTEGRATED CIRCUIT DUAL PRE-AMPLIFIER FOR AUTO-REVERSE DESCRIPTION The UTC TA7784P is a dual pre-amplifier for auto-reverse type and W-cassette type tape player. This IC contains dual pre-amplifier, forward/ reverse control switches and metal/ normal tape equalizer control switches. FEATURES *High voltage gain: GVO=95dB(typ) at Vcc=6V，f=1kHz *Wide operating supply voltage(VCC= 3.5V~15V) *No input coupling capacitor *Low noise( VNI=1µVrms(typ) at Rg=600Ω, BW=20Hz~20kHz, NAB EQ) DIP-16 BLOCK DIAGRAM UTC UNISONIC TECHNOLOGIES CO., LTD. 1 QW-R110-010,A UTC TA7784P LINEAR INTEGRATED CIRCUIT VALUE 16 750 -25~75 -55~150 ABSOLUTE MAXIMUN RATINGS(Ta=25°C) PARAMETER SYMBOL Supply Voltage Power Dissipation Operating Temperature Storage Temperature Vcc PD Topr Tstg UNIT V mW °C °C Note: de-rated above Ta=25°C in the proportion of 6mW/°C. ELECTRICAL CHARACTERISTICS(Ta=25°C,Vcc=6V,Rg=600Ω, f=1kHz, unless otherwise specified） PARAMETER SYMBOL TEST TEST MIN TYP MAX UNIT CIRCUIT CONDITIONS Quiescent Current Open Loop Voltage Gain Maximum Output Voltage Total Harmonic Distortion Equivalent Input Noise ICCQ1 ICCQ1 GVo VOM THD VNI 1 1 1 1 1 1 VIN=0, Normal EQ VIN=0, Metal EQ Cf=100µF,Rf=0 THD=0.5% Vout=0.5Vrms Rg=620Ω,NAB BW:20Hz~20kHz Metal EQ Ripple Rejection Cross Talk Forward/ Reverse Cross Talk RR CT CT(F/R) 1 1 f=100Hz,Vin=1Vrms Vout=0dBm Vout=0dBm 50 60 55 60 70 dB dB dB 1.1 5.5 7 95 1.5 0.035 1 0.12 1.7 11 dB Vrms % µVrms mA UTC UN...