25LC640
25LC640 is 64K SPI Bus Serial EEPROM manufactured by Microchip Technology.
Features
- Low-power CMOS technology
- Write current: 3 m A typical
- Read current: 500 µA typical
- Standby current: 500 n A 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
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