CXA2089Q/S
Pin
No.
Pin
voltage
Symbol
Equivalent circuit
Description
VCC VCC VCC
VCC
43 (1) YOUT1
31 (37) YOUT2
3.3V
3.5V
43
31
Video signal outputs.
Output luminance signals.
VCC VCC VCC
VCC
45 (3) COUT1
29 (35) COUT2
Video signal outputs.
Output chrominance signals.
4.5V
45
29
VCC
VCC
39
39 (45)
30 (36)
41 (47)
32 (38)
LOUT1
LOUT2
ROUT1
ROUT2
56
30
41
32
Audio signal outputs.
Zo = 50Ω (within DC ± 2mA)
4.5V
20k
20k
Detects the S2-compatible DC
superimposed onto the C signal.
4:3 video signal at 1.3V or less
4:3 letter-box signal at 1.3V or more
to 2.5V or less
16:9 picture squeezed signal at 2.5V
or more
These pins are pulled down to GND
by a 100kΩ resistor, so the 4:3 video
signals are selected when open.
VCC
VCC
VCC
6 (12) S2-1
13 (19) S2-2
20 (26) S2-3
6
—
147
13
20
100k
Composite video/S selector.
The detection results are written to
the status register.
S signal at 3.5V or less
Composite video signal at 3.5V or
more
5V
VCC
VCC
VCC
50k
7 (13) S-1
14 (20) S-2
21 (27) S-3
100k
7
—
50k
14
21
These pins are pulled up to 5V by a
100kΩ resistor, so the composite
video signals are selected when
open.
10k
VCC
Selects the slave address for the I2C
bus.
90H at 1.5V or less
92H at 2.5V or more
90H when open
147 72k
28k
25 (31)
ADR
—
25
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