Atmel AT21CS01
The Atmel® AT21CS01 provides 1,024 bits of Serial Electrically Erasable and Programmable Read-Only Memory (EEPROM) organized as 128 words of 8 bits each. The device’s software addressing scheme allows up to eight devices to share a common Single-Wire bus.| Part No. | AT21CS01 |
|---|---|
| Datasheet | AT21CS01 Download |
| Manufacturer |  Atmel |
| Description | EEPROM |
| Buy | Stock & Price |
FEATURES
● Low voltage operation ̶ Device is self-powered via 1.7V to 3.6V pull-up voltage on the SI/O line● Internally organized as 128 words of 8 bits each (1-Kbit)
● Single-Wire serial interface with I2C protocol structure ̶ Device communication is achieved through a single I/O pin
● Standard Speed and High Speed Mode options ̶ 15.4kbps maximum bit rate in Standard Speed Mode ̶ 125kbps maximum bit rate in High Speed Mode
● 8-byte Page Write or single Byte Writes allowed
● Discovery Response feature for quick detection of devices on the bus
● ROM Zone support ̶ Device is segmented into four 256-bit zones, each of which can be permanently made read-only (ROM)
● 256-bit Security Register ̶ Lower 8 bytes contains a factory programmed, read-only, 64-bit Serial Number that is unique to all Atmel Single-Wire products ̶ Upper 16 bytes are user-programmable and permanently lockable
● Self-timed write cycle (5ms max)
● Manufacturer Identification support ̶ Device responds with unique value f...
