Document
25AA640A/25LC640A
64K SPI Bus Serial EEPROM
Device Selection Table
Part Number
25LC640A 25AA640A
VCC Range
2.5-5.5V 1.8-5.5V
Page Size
32 Byte 32 Byte
Features:
• Max. Clock 10 MHz
• Low-Power CMOS Technology:
- Max. Write Current: 5 mA at 5.5V, 10 MHz
- Read Current: 5 mA at 5.5V, 10 MHz
- Standby Current: 1 A at 5.5V
• 8192 x 8-bit Organization
• 32 Byte Page
• Self-Timed Erase and Write Cycles (5 ms max.)
• 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:
- Endurance: 1,000,000 erase/write cycles
- Data retention: > 200 years
- ESD protection: > 4000V
• Temperature Ranges Supported:
- Industrial (I): - Automotive (E):
-40C to +85C -40°C to +125°C
Temp. Ranges
I,E I, E
Packages
P, SN, ST, MS, MF, MNY P, SN, ST, MS, MF, MNY
Description:
The Microchip Technology .