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R1EX25512ASA00A - 512k EEPROM

General Description

R1EX25xxx series is the Serial Peripheral Interface compatible (SPI) EEPROM (Electrically Erasable and Programmable ROM).

Key Features

  • Single supply: 1.8 V to 5.5 V.
  • Serial Peripheral Interface compatible (SPI bus)  SPI mode 0 (0,0), 3 (1,1).
  • Clock frequency: 5 MHz (2.5 V to 5.5 V), 3 MHz (1.8 V to 5.5 V).
  • Power dissipation:  Standby: 5 µA (max)  Active (Read): 5 mA (max)  Active (Write): 5 mA (max).
  • Automatic page write: 128-byte/page.
  • Write cycle time: 5 ms (max).
  • Endurance: 1,000k Cycles @25 °C.
  • Data retention: 100 Years @25 °C.
  • Small size.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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R1EX25512ASA00A R1EX25512ATA00A Serial Peripheral Interface 512K EEPROM (64-Kword × 8-bit) Preliminary Datasheet R10DS0046EJ0200 Rev.2.00 Oct.04, 2010 Description R1EX25xxx series is the Serial Peripheral Interface compatible (SPI) EEPROM (Electrically Erasable and Programmable ROM). They realize high speed, low power consumption and a high level of reliability by employing advanced MONOS memory technology and CMOS process and low voltage circuitry technology. They also have a 128-byte page programming function to make their write operation faster. Note: Renesas Electronics' serial EEPROMs are authorized for using consumer applications such as cellular phones, camcorders and audio equipments.