TA7343AP Datasheet, PDF (1/5 Pages) Toshiba Semiconductor – FM PLL MPX

UTC TA7343AP LINEAR INTEGRATED CIRCUIT
FM STEREO MULTIPLEX
DECORDER
DESCRIPTION
The UTC TA7343AP is a monolithic integrated circuit
consisting of a phase locked loop FM stereo demodulator. It
is designed for Car stereo, cassette recorder and other
equipment.
FEATURES
*Wide operating supply voltage : Vcc=3V ~ 12V
*High pilot lamp ON sensitivity (VL(on)=9mV)
*Built-in indicator lamp drive circuit.
*High distortion THD=0.08% at Vi+200Mv
SIP-9
BLOCK DIAGRAM
L.P.F-1
Vcc
Input
2
4
1 AF
Phase
Dector
Buffer
Stereo
Decorder
DC
19kHz<90^o
Vcc
76kHz
Lamp
Trigger
19kHz<0^o
38kHz
1/2
1/2
FM switch
1/2
Voltage
Regulator
8
9
7
L.P.F-2
6
SW2
53
GND
SW1
LED
L-CH OutputR-CH Output
38khz
FC
Vcc
check
SW1 VCC
SW2 38KHz
UTC UNISONIC TECHNOLOGIES CO., LTD. ¹
QW-R110-004,A