TDA4433
TV SIGNAL IDENTIFICATION CIRCUIT AND AFC INTERFACE
.
.
.
.
IDENTIFICATION OF TRUE TV STATIONS
ONLY
LOW IMPEDANCE OUTPUT OF THE IDENTI-
FICATION SIGNAL
DIGITAL CONTROL SIGNAL FOR AUTOMAT-
IC SEARCH AND AFC OPERATION
THERMAL COMPENSATION OF THE VOLT-
AGE REGULATOR
DIP14
(Plastic Package)
DESCRIPTION
The TDA4433 is a monolithic integrated circuit in a
14 lead dual-in-line plastic package. It integrates
the following functions :
- TV signal identificator - Sync. separator - Thresh-
old detector - Digital Interface - Voltage regulator.
PIN CONNECTIONS
ORDER CODE :
TDA4433
V
S
OUTPUT A
AFC 鈥漇鈥?CURVE INPUT
STABILIZED VOLTAGE OUT
IDENTIFICATION TIME CONSTANT
OUTPUT B
N.C.
1
2
3
4
5
6
7
14
13
12
11
10
9
8
GND
VIDEO SIGNAL INPUT
H FLYBACK INPUT
SENSITIVITY CONTROL
IDENTIFICATION SIGNAL OUTPUT
N.C.
N.C.
December 1992
1/5
4433-01.EPS