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 equipmen...

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