DUAL PRE-AMPLIFIER FOR TAPE RECORDER
UTC TA7668BP LINEAR INTEGRATED CIRCUIT
DUAL PRE-AMPLIFIER FOR TAPE RECORDER
DESCRIPTION
The UTC TA7668BP is a dual pre-a...
Description
UTC TA7668BP LINEAR INTEGRATED CIRCUIT
DUAL PRE-AMPLIFIER FOR TAPE RECORDER
DESCRIPTION
The UTC TA7668BP is a dual pre-amplifier with ALC and muting designed for use recorder/playback amplifier of tape recorder. It is suitable for a stereo set and a radio cassette recorder.
FEATURES
*Build-in ALC detector circuit *Build-in muting circuit *Wide operating voltage range( 6V to 15V)
DIP-16
BLOCK DIAGRAM
Ch1 Pre-Out and Rec in Ch1 Rec Mute Mute Output Outpu t Input
5
Ch1 Pre IN NF
4
3
15
6
PreAMP Rec AMP
Ch1 Pre IN
7
16
Vcc
ALC
8
ALC
DET
2
Vs
Ch2 Pre IN
10
Pre AMP Rec AMP
Ch2 Pre IN NF
11
9
Pre GND
12
Ch2 Pre-Out and Rec In
13
14
1
Rec GND
Ch2 Rec Mute Output Output
ABSOLUTE MAXIMUN RATING(Ta=25°C) PARAMETER SYMBOL
Supply Voltage Power Dissipation Operating Temperature VCC PD TOPR
VALUE
16 750 -25~75 -55~150
UNIT
V mW °C °C
Storage Temperature TSTG Note: De-rated above Ta=25°C in proportion of 6mW/°C.
UTC
UNISONIC TECHNOLOGIES CO., LTD.
1
QW-R110-008,A
UTC TA7668BP LINEAR INTEGRATED CIRCUIT
DC VOLTAGE(VCC=9V,Ta=25°C, no input signal)
PIN NO.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
SYMBOL
V1 V2 V3 V4 V5 V6 V7 V8 V9 V10 V11 V12 V13 V14 V15 V16
VALUE
0 8.2 0 3.3 1.3 1.3 0 0.9 0 0 1.3 1.3 3.3 0 2.4 9
UNIT
V V V V V V V V V V V V V V V V
ELECTRICAL CHARACTERISTICS(Ta=25°C, Vcc=9V, f=1kHz, unless otherwise specified)
PARAMETER
Quiescent Circuit Current PRE AMPLIFIER Open Loop Voltage Gain Maximum Output Voltage Total Harmonic Distortion Output Noi...
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