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Part Number
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UTC7312 |
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Manufacturer
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Hangzhou Silan Microelectronics |
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Description
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The UTC7312 is a monolithic integrated circuit designed for dual pre-amplifier circuit with ALC for record /playback amplifier of cassette tape recorder.
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LI NEAR I NTEGRATED CI RCUI T
FEATURES
*High open loop gain *Incorporates ALC detector circuit *No input coupling conde...
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Features
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*High open loop gain *Incorporates ALC detector circuit *No input coupling condenser *Low noise and current consumption *Wide ALC range *Wide operating voltage range: Vcc=5V ~ 12V Low Power ON shock noise
BLOCK DIAGRAM
Rippli filter ALC input Ch 2
Vcc
14
Ripple Filter
Phase compensat ion of ch1
ALC Time constant
NFof CH1
ALC input Ch 1
Output 1
Input of Ch1
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t a .D
13 ALC 2
12
S a
11 4
e h
Phase compensat ion of ch2
U 4 t e
NFof CH2
.c
m o
DIP-14
Output 2
10
9
Ch2 Amp
Ch1 Amp
1
GND
3
5
6
Input of Ch2
8
7
YOUW ANG ELECTRONI CS CO. LTD
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Document
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 UTC7312 datasheet pdf (113.21KB)
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