CXA2089 データシートの表示（PDF） - Sony Semiconductor

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CXA2089

S2-Compatible 5-Input 2-Output Audio/Video Switch

Sony Semiconductor 

CXA2089Q/S

Pin

No.

Symbol

Pin

voltage

43 (1) YOUT1

3.3V

31 (37) YOUT2

3.5V

45 (3) COUT1

29 (35) COUT2

4.5V

Equivalent circuit

VCC VCC VCC

VCC

43

31

VCC VCC VCC

VCC

45

29

Description

Video signal outputs.

Output luminance signals.

Video signal outputs.

Output chrominance signals.

39 (45) LOUT1

30 (36) LOUT2

41 (47) ROUT1

32 (38) ROUT2

4.5V

VCC

39

30

41

32

VCC

56

20k

20k

Audio signal outputs.

Zo = 50Ω (within DC ± 2mA)

6 (12) S2-1

13 (19) S2-2

20 (26) S2-3

7 (13) S-1

14 (20) S-2

21 (27) S-3

25 (31) ADR

Detects the S2-compatible DC

VCC

VCC

superimposed onto the C signal.

VCC

4:3 video signal at 1.3V or less

4:3 letter-box signal at 1.3V or more

—

6

147

13

20

100k

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.

Composite video/S selector.

5V

VCC VCC

The detection results are written to

the status register.

VCC

50k

S signal at 3.5V or less

100k

—

7

50k

Composite video signal at 3.5V or

more

14

These pins are pulled up to 5V by a

21

10k

100kΩ resistor, so the composite

video signals are selected when

open.

VCC

147 72k

—

25

28k

Selects the slave address for the I2C

bus.

90H at 1.5V or less

92H at 2.5V or more

90H when open

–6–

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