25LC640

25AA640/25LC640 64K SPI™ Bus Serial EEPROM Device Selection Table Part Number 25AA640 25LC640 25LC640 VCC Range 1.8-5.5V 2.5-5.5V 4.5-5.5V Max Clock Frequency 1 MHz 2 MHz 3/2.5 MHz Temp Ranges I I I, E Features Low-power CMOS technology - Write current: 3 mA typical - Read current: 500 µA typical - Standby current: 500 nA typical 8192 x 8 bit organization 32 byte page Write cycle time: 5 ms max. Self-timed ERASE and WRITE cycles Block write protection - Protect none, 1/4, 1/2 or all of array Built-in write protection - Power on/off data protection circuitry - Write enable latch - Write-protect pin Sequential read High reliability - Data retention: > 200 years - ESD protection: > 4000V 8-pin PDIP, SOIC and TSSOP packages Temperature ranges supported: - Industrial (I): -40°C to +85°C - Automotive (E): -40°C to +125°C Package Types PDIP/SOIC CS 1 8 VCC SO 2 7 HOLD WP 3 6 SCK VSS 4 5 SI 25XX640 25XX640 Description The Mic...