R1EX25032ASA00A

R1EX25032ASA00A/R1EX25064ASA00A R1EX25032ATA00A/R1EX25064ATA00A Serial Peripheral Interface 32k EEPROM (4-kword × 8-bit) 64k EEPROM (8-kword × 8-bit) Electrically Erasable and Programmable Read Only Memory REJ03C0358-0002 Preliminary Rev.0.02 Jan.14.2009 Description R1EX25xxx Series is the Serial Peripheral Interface compatible (SPI) EEPROM (Electrically Erasable and Programmable ROM). It realizes 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. It also has a 32-byte page programming function to make it’s write operation faster. Note: Renesas Technology’s serial EEPROM are authorized for using consumer applications such as cellular phones, camcorders, audio equipments. Therefore, please contact Renesas Technology’s sales office before using industrial applications such as automotive systems, embedded controllers, and meters. 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: 2µA (max)  Active (Read): 3.0 mA (max)  Active (Write): 3.5 mA (max) Automatic page write: 32-byte/page Write cycle time: 5 ms Endurance: 1,000k Cycles @25°C Data retention: 100 Years @25°C Small size packages: SOP-8pin, TSSOP-8pin Shipping tape and reel  TSSOP-8pin : 3,000 IC/reel  SOP-8pin : 2,500 IC/reel ...