TEA6425
VIDEO CELLULAR MATRIX
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6 VIDEO INPUTS - 8 VIDEO OUTPUTS
2 INTERNAL SELECTABLE YC ADDERS
15MHz BANDWIDTH @ -3dB
SELECTABLE 0.5/6.5dB GAIN FOR EACH
OUTPUT
HIGH IMPEDANCE SWITCH FOR EACH
OUTPUT (3-state operation)
PROGRAMMABLE CLAMP MODE ON EACH
INPUT (sync bottom or average value)
-60dB CROSSTALK @ 5MHz
4 SUB-ADDRESS CAPABILITY
I
2
C BUS CONTROL
DIP20
(Plastic Package)
ORDER CODE :
TEA6425
DESCRIPTION
This device is intended for switching between video
and chroma signals such as CVBS, SVHS, base-
band CVBS, MAC. Each input clamp mode, each
output gain, all switching are controlled through the
I
2
C bus. The 8 outputscan be set separatelyin high
impedance state, to enable parallel DC connection
of several devices (up to 4).
PIN CONNECTIONS
SO20L
(Plastic Micropackage)
ORDER CODE :
TEA6425D
IN 1
SDA
1
20
V
CC
OUT 1
2
3
4
5
6
19
18
17
16
15
IN 2
SCL
IN 3
IN 4
SUB
OUT 2
OUT 3
OUT 4
OUT 5
OUT 6
7
8
9
10
14
13
12
11
IN 5
V
CCP
IN 6
OUT 7
OUT 8
6425-01.EPS
GND
May 1996
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