TBA120T

TELEFUNKEN Semiconductors

1

Rev. A1: 20.12.1994

FM IF amplifier and demodulator

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

Symbol

Function

1

GND

Ground

2, 13

Feedback

3

AF input – SCART

4

Reference voltage

5

Volume control

Pin

Symbol

Function

6,7,9,10

FM demodulator filter

8

AF output – controlled

11

Supply voltage

12

AF output – uncontrolled

14

IF input