UTC LAG665F
LINEAR INTEGRATED CIRCUIT
RADIO AND CASSETTE RECORDER
CIRCUIT
DESCRIPTION
The UTC LAG665F is a monolithic integrated circuit,
designed for portable radio cassette.
FEATURES
*1-Chip stereo tape recorder with motor speed controller.
*Operating supply voltage range: Vcc=2~5V
*Good volume control
SOP-28
BLOCK DIAGRAM
27
26
25
24
23
22
21
19
20
18
14
17
16
15
13
Power Amp
Pre Amp
Attenuator
Motor
Control
1/2 Vcc
Bias
Control
1/2 Vcc
V/I
Power Amp
Pre Amp
Attenuator
Power
Amp
1
2
3
28
4
5
6
7
8
9
11
10
12
UTC
UNISONIC TECHNOLOGIES CO., LTD.
1
QW-R110-013,A