AT24CS01-MAHM(2014) 데이터 시트보기 (PDF) - Atmel Corporation

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AT24CS01-MAHM
(Rev.:2014)

I2C-Compatible (2-wire) Serial EEPROM with a Unique, Factory Programmed 128-bit Serial Number 1-Kbit (128 x 8), 2-Kbit (256 x 8)

Atmel Corporation 

Acknowledge: All addresses and data words are serially transmitted to and from the EEPROM in 8-bit words.

The EEPROM sends a zero to acknowledge that it has received each word. This happens during the ninth clock

cycle.

Figure 7-3. Output Acknowledge

SCL

1

8

9

DATA IN

DATA OUT

Start

Acknowledge

Standby Mode: The AT24CS01/02 features a low-power standby mode which is enabled upon power-up as

well as after the receipt of the Stop condition and the completion of any internal operations.

2-wire Software Reset: After an interruption in protocol, power loss, or system reset, any 2-wire part can be

reset by following these steps:

1. Create a Start condition.

2. Clock nine cycles.

3. Create another Start condition followed by Stop condition as shown in Figure 7-4.

The device is ready for next communication after above steps have been completed.

Figure 7-4. Software reset

Dummy Clock Cycles

SCL

1

2

3

Start

Condition

SDA

8

9

Start

Condition

Stop

Condition

8

AT24CS01/02 [DATASHEET]

Atmel-8815D-SEEPROM-AT24CS01-02-Datasheet_082014

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