R1EX25032ASA00I

R1EX25032ASA00I/R1EX25064ASA00I R1EX25032ATA00I/R1EX25064ATA00I Serial Peripheral Interface 32k EEPROM (4-kword × 8-bit) 64k EEPROM (8-kword × 8-bit) Electrically Erasable and Programmable Read Only Memory REJ03C0362-0001 Preliminary Rev.0.01 Feb.21.2008 Description www.DataSheet4U.com 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. 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: 106 Erase/Write Cycles Data retention: 10 Years Small size packages: SOP-8pin, TSSOP-8pin Shipping tape and reel  TSSOP-8pin : 3,000 IC/reel  SOP-8pin : 2,500 IC/reel Temperature range: −40 to +85°C Lead free product. REJ03C0362-0001 .Rev.0.01 Feb.21.2008 page 1 of 20 R1EX25032Axx00I/R1EX25064Axx00I Ordering Information Type No. R1EX25032ASA00I R1EX25064ASA00I R1EX25032ATA00I R1EX25064ATA00I Internal organization 32-kbit (4096 × 8-bit) 64-kb...