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Sony Semiconductor Electronic Components Datasheet

CXA2040AQ Datasheet

I2C Bus-Compatible Video Switch

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CXA2040AQ
I2C Bus-Compatible Video Switch
Description
The CXA2040AQ is an I2C bus-compatible 5-input,
3-output video switch for TVs.
Features
Serial data control via I2C bus
5 composite video input systems
2 Y/C (S terminal) input systems
3 composite video output systems
1 Y/C (S terminal) output system
Input can be selected independently for each
output system.
SYNC_ID function for CV1 system input
Built-in 6dB amplifier for CVOUT2 system output
Built-in Y/C MIX circuit
Slave address can be changed (90H/92H).
High impedance maintained by I2C bus line (SDA,
SCL) even when power is OFF.
Applications
TVs
Pin Configuration (Top View)
32 pin QFP (Plastic)
Absolute Maximum Ratings (Ta = 25°C)
Supply voltage
VCC 12 V
Operating temperature Topr –20 to +75 °C
Storage temperature
Tstg –65 to +150 °C
Allowable power dissipation PD
1.0 W
(when mounted on a 50mm × 50mm board)
Operating Conditions
Supply voltage
VCC 9.0 ± 0.5 V
Structure
Bipolar silicon monolithic IC
24 23 22 21 20 19 18 17
CV2 25
VCC 26
CV3 27
GND 28
CV4 29
GND 30
CV5 31
BIAS 32
1 234567 8
16 NC
15 CVOUT2
14 NC
13 CVOUT3
12 NC
11 YOUT
10 NC
9 COUT
Sony reserves the right to change products and specifications without prior notice. This information does not convey any license by
any implication or otherwise under any patents or other right. Application circuits shown, if any, are typical examples illustrating the
operation of the devices. Sony cannot assume responsibility for any problems arising out of the use of these circuits.
–1–
E96Z28-PS


Sony Semiconductor Electronic Components Datasheet

CXA2040AQ Datasheet

I2C Bus-Compatible Video Switch

No Preview Available !

CXA2040AQ
Block Diagram
28 30 26
GND 2
20 21 19
4
6
I2C BUS DECODER
SYNCTC 22
CV1 23
CV2 25
SYNC DETECT
CV1
CV2
CV1
CV2
CV3
CV4
CV5
CV6
CV7
MUTE
CV3 27
CV4 29
CV5 31
Y1 1
C1 3
Y2 5
C2 7
BIAS 32
CV3
CV4
CV5
CV6
CV7
CV1
CV2
CV3
CV4
CV5
CV6
CV7
MUTE
CV1
CV2
CV3
CV4
CV5
CV6
CV7
MUTE
Y1
Y2
MUTE
BIAS
MUTE
C1
C2
MUTE
Numbers inside circles indicate the IC pin numbers.
–2–
SW1
SW2
SW3
SW4
SW5
17 CVOUT1
6dB
15 CVOUT2
13 CVOUT3
11 YOUT
9 COUT


Part Number CXA2040AQ
Description I2C Bus-Compatible Video Switch
Maker Sony Corporation
Total Page 21 Pages
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