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25AA02UID Description

The Microchip Technology Inc. 25AA02UID is a 2 Kbit Serial Electrically Erasable Programmable Read-Only Memory (EEPROM) with a preprogrammed, 32-bit unique ID. The memory is accessed via a simple Serial Peripheral Interface (SPI) patible serial bus.

25AA02UID Key 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
  • 10 MHz max. Clock Frequency
  • Low-Power CMOS Technology
  • Max. write current: 5 mA at 5.5V
  • Read current: 5 mA at 5.5V, 10 MHz
  • Standby current: 1 A at 2.5V
  • 256 x 8-Bit Organization
  • Write Page mode (up to 16 bytes)