S-24C32C Просмотр технического описания (PDF) - Seiko Instruments Inc

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производитель

S-24C32C

2-WIRE SERIAL E2PROM

Seiko Instruments Inc 

Rev.4.0_02_H

2-WIRE SERIAL E2PROM

S-24C32C/64C

3. Data Transmission

Changing the SDA line while the SCL line is low, data is transmitted.

Changing the SDA line while the SCL line is high, a start or stop condition is recognized.

tSU.DAT

tHD.DAT

SCL

SDA

Figure 11 Data Transmission Timing

4. Acknowledge

The unit of data transmission is 8 bits. During the 9th clock cycle period the receiver on the bus pulls down the SDA

line to acknowledge the receipt of the 8-bit data.

When an internal write cycle is in progress, the device does not generate an acknowledge.

SCL

(E2PROM Input)

1

8

SDA

(Master Output)

SDA

(E2PROM Output)

Start Condition

Figure 12 Acknowledge Output Timing

9

Acknowledge

Output

tAA

tDH

11

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