Embedded Computing Design

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M24LR16E-R

STMicroelectronics — November 2011

M24LR16E-R

The M24LR16E-R device is a dual-interface, electrically erasable programmable memory (EEPROM). It features an I2C interface and can be operated from a VCC power supply. It is also a contactless memory powered by the received carrier electromagnetic wave. The M24LR16E-R is organized as 2048 8 bits in the I2C mode and as 512 32 bits in the ISO 15693 and ISO 18000-3 mode 1 RF mode.

  • features an energy harvesting analog output, as well as a user-configurable digital output pin toggling during either RF write in progress or RF busy mode
  • Two-wire I2C serial interface supports 400 kHz protocol
  • Single supply voltage: 1.8 V to 5.5 V
  • Byte and Page Write (up to 4 bytes)
  • Contactless interface
  • ISO 15693 and ISO 18000-3 mode 1 compatible
  • User configurable pin: RF write in progress or RF busy mode
  • Analog pin for energy harvesting
  • 4 sink current configurable ranges
  • 16 Kbit EEPROM organized into: 2048 bytes in I2C mode and 512 blocks of 32 bits in RF mode
  • Write time I2C: 5 ms (max.); RF: 5.75 ms including the internal Verify time

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