CXA2074Q Ver la hoja de datos (PDF) - Sony Semiconductor

Número de pieza

componentes Descripción

Fabricante

CXA2074Q

US Audio Multiplexing Decoder

Sony Semiconductor 

CXA2074Q/S

• I2C data Write (Write from I2C controller to the IC)

SDA

MSB

L during Write

HIZ

MSB

LSB

HIZ

SCL

S

MSB

1

2

3

4

5

6

7

8

9

1

8

9

Address

LSB

HIZ

ACK

Sub Address

ACK

HIZ

1

DATA (n)

8

9

ACK

HIZ

1

8

9

DATA (n + 1)

ACK

HIZ

DATA (n + 2)

8

9

DATA

ACK

1

DATA

8

9

P

ACK

∗ Data can be transferred in 8-bit units to be

set as required.

Sub address is incremented automatically.

• I2C data Read (Read from the IC to I2C controller)

SDA

H during Read

HIZ

SCL

1

S

• Read timing

6

7

8

9

1

Address

ACK

7

8

9

DATA

P

ACK

MSB

LSB

IC output SDA

SCL

9

1

2

3

4

5

6

7

8

9

Read timing

ACK

DATA

ACK

∗ Data Read is performed during SCL rise.

– 34 –

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