TBA120T Datasheet, PDF (1/4 Pages) TEMIC Semiconductors – FM IF amplifier and demodulator

TELEFUNKEN Semiconductors
FM IF amplifier and demodulator
TBA120T
Technology: Bipolar
Features
D Input and demodulator provided for operating with
ceramic-resonators
D No selection of volume-input characteristics
D Independent sound output for VTR and headphone
D Additional sound input
D High ripple rejection
D High residual carrier suppression prevents harmonic
distortions
Case: 14 pin dual inline plastic
Figure 1 Block diagram
Pin Configuration
Pin
1
2, 13
3
4
5
Symbol
GND
V_i(AF)
V_ref
V₅
Function
Ground
Feedback
AF input – SCART
Reference voltage
Volume control
Pin
6,7,9,10
8
11
12
14
Symbol
V_o(AF)1
V_S
V_o(AF)2
V_i(IF)
Function
FM demodulator filter
AF output – controlled
Supply voltage
AF output – uncontrolled
IF input
Rev. A1: 20.12.1994
1