SN761210 Datasheet, PDF (3/14 Pages) Texas Instruments – VIDEO-PROCESSING CIRCUIT

SN761210
VIDEO-PROCESSING CIRCUIT
TERMINAL
NAME
NO.
AGCFB
16
AGCFIL
7
AGCLVL
8
AGCMAX
9
AGCOUT
10
AMPIN
11
AMPOUT
20
AMPTUNE
17
APFIL
23
APGAIN
24
APOUT
25
CBLK
34
CENTER
43
CHARAIN
28
CHD
19
CLAMP
29
CSYNC
30
DATAIN
1
GAINSEL
18
GND
6, 15, 31
HIB
39
HICPLVL
37
HOBP
14
IRIS
12
IRISFIL
41
LOB
40
S/HFB
2
S/HD1
4
S/HD2
5
S/HP
3
SULVL
35
SYNCLVL
36
VCC
VIDEO
27, 33, 44
32
VREF
38
WIDTH
42
WINDOW
13
YDIN
22
YHIN
26
YIN
21
Terminal Functions
I/O
DESCRIPTION
O AGC feedback
O AGC filter
I
AGC level
I
AGC maximum gain
O AGC out
I
Gamma amplifier in
O Gamma amplifier out
I
Gamma amplifier tune
I
Aperture filter
I
Aperture gain
O Aperture out
I
Composite-blank pulse
I
Iris-center control
I
Character in
I
Character/dark level
I
Clamp
I
Composite-sync pulse
I
Data in
I
Gain select for low-pass filter compensation
Ground
O Iris high bit
I
High clip level
I
Horizontal optical-black pulse
O Iris out
O Iris filter
O Iris low bit
O Sample-and-hold feedback
I
Sample-and-hold delay 1
I
Sample-and-hold delay 2
I
Sample-and-hold pulse
I
Setup level
I
Sync level
Power-supply voltage
O Video out
O Voltage reference
I
Iris-width control
I
Window pulse
I
Y delayed in
I
Y high frequency in with aperture correction/edge enhancement
I
Y in
SOCS042 – JUNE 1994
• POST OFFICE BOX 655303 DALLAS, TEXAS 75265
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