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UTC TA7640AP LINEAR INTEGRATED CIRCUIT
AM/FM IF PROCESSOR
DESCRIPTION
The UTC TA7640AP Is A Monolithic Integrated Circuit Designed For The Radios Cassette Tape Recorder.
FEATURES
*Low Operating Current *Low External Component *Internal AM/FM Switch *Wide Operating Voltage : Vcc=3.8V
DIP-16
BLOCK DIAGRAM
Vcc=5V
4.7kΩ 100 µF
INPUT
0.01 µF
0.047 µF
0.015 µF
16
15
14
13
12
11
10
9
AM IF AMP
FM IF AMP
IF AMP
FREQUENCY DETECTOR
AM/FM SWITC H
DC AMP
IF AMP
MIXER
LOCAL OSC
REGULATOR
AM AMP
DRIVER
1
2
3
4
5
68kΩ
6
7
8
0.047 µF
AM
FM
10 µF
22 µF
UTC
UNISONIC TECHNOLOGIES CO., LTD.