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Renesas Technology - Serial Peripheral Interface

Numéro de référence R1EX25512ATA00A
Description Serial Peripheral Interface
Fabricant Renesas Technology 
Logo Renesas Technology 





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R1EX25512ATA00A fiche technique
R1EX25512ATA00A
Serial Peripheral Interface
512K EEPROM (64-Kword × 8-bit)
Electrically Erasable and Programmable Read Only Memory
REJ03C0372-0001
Preliminary
Rev.0.01
Dec.19.2008
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 128-
www.DabytateShpeaegte4Up.rcoogmramming function to make its write operation faster.
Note: Renesas Technology's serial EEPROMs are authorized for using consumer applications such as cellular phones,
camcorders and 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: 5 µA (max)
Active (Read): 5 mA (max)
Active (Write): 5 mA (max)
Automatic page write: 128-byte/page
Write cycle time: 5 ms
Endurance: 106 Erase/Write Cycles
Data retention: 10 Years
Small size packages: TSSOP-8pin
Shipping tape and reel
TSSOP-8pin : 3,000 IC/reel
Temperature range: 40 to +85°C
Lead free product.
Preliminary: The specifications of this device are subject to change without notice. Please contact your nearest
Renesas Technology’s Sales Dept. regarding specifications.
Rev.0.01, Dec.19.2008, page 1 of 19

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