TDA4691 Datasheet, PDF (4/26 Pages) NXP Semiconductors – Sync Processor with Clock SPC

Philips Semiconductors
Sync Processor with Clock (SPC)
Preliminary specification
TDA4691
PINNING
SYMBOL
BL
INT1
GND1
SI
INT2
SSC
50/60 Hz
GND2
CS
V_out
H_out
V_P2
CL_out
SH
VCOF
Fi₁
Fi₂
V_REF
V_P1
(C)VBS
PIN
DESCRIPTION
1
black level storage of sync separator
2
integration for time constant switching
3
ground for 8 V supply
4
signal identification output
5
integration for signal identification
6
sandcastle output
7
50/60 Hz output
8
ground for 5 V supply
9
sync output
10
V-output buffer
11
H-output buffer
12
supply 5 V
13
clock-output buffer
14
start of H-pulse
15
current defining VCO frequency
16
phase detector filtering
17
phase detector filtering
18
reference voltage
19
supply 8 V
20
input sync separator
Fig.2 Pin configuration.
September 1993
4