Description:

The Microchip Technology Inc. 24AA02UID/24AA025UID (24AA02XUID*) is a 2 Kbit Electrically Erasable PROM with a preprogrammed, 32-bit unique ID. The device is organized as two blocks of 128 x 8-bit memory with a 2-wire serial interface.

Features:

• Preprogrammed 32-Bit Serial Number:

- Unique across all UID-family EEPROMs

- Scalable to 48-bit, 64-bit, 128-bit, 256-bit, and other lengths

• Single Supply with Operation Down to 1.7V

• Low-Power CMOS Technology:

- Read current 1 mA, max.

- Standby current 1 A, max.

• 2-Wire Serial Interface, I2C™ Compatible

• Schmitt Trigger Inputs for Noise Suppression

• Output Slope Control to Eliminate Ground Bounce

• 100 kHz and 400 kHz Clock Compatibility

• Page Write Time 3 ms, typical

• Self-Timed Erase/Write Cycle

• Page Write Buffer:

- 8-byte page (24AA02UID)

- 16-byte page (24AA025UID)

• ESD Protection >4,000V

• More than 1 Million Erase/Write Cycles

• Data Retention >200 Years

• Factory Programming Available

• Available Packages:

- 8-lead PDIP, 8-lead SOIC, and 5-lead SOT-23 (24AA02UID)

- 8-lead PDIP, 8-lead SOIC, and 6-lead SOT-23 (24AA025UID)

• RoHS Compliant

• Temperature Ranges:

- Industrial (I): -40°C to +85°C