25AA640/25LC640/25C640

© 1997 Microchip Technology Inc.

Preliminary

DS21223A-page 11

25AA640/25LC640/25C640 PRODUCT IDENTIFICATION SYSTEM

To order or obtain information, e.g., on pricing or delivery, refer to the factory or the listed sales office.

Sales and Support

Package:

P = Plastic DIP (300 mil Body), 8-lead

SN = Plastic SOIC (150 mil Body), 8-lead

ST = TSSOP, 8-lead

Temperature

Range:

Blank = 0

°C to +70°C

I = –40

°C to +85°C

E = –40

°C to +125°C

Devices:

25AA640

64K bit 1.8V SPI Serial EEPROM

25AA640T

64K bit 1.8V SPI Serial EEPROM Tape and Reel

25AA640X

64K bit 1.8V SPI Serial EEPROM

in alternate pinout (ST only)

25AA640XT

64K bit 1.8V SPI Serial EEPROM

in alternate pinout Tape and Reel (ST only)

25LC640

64K bit 2.5V SPI Serial EEPROM

25LC640T

64K bit 2.5V SPI Serial EEPROM Tape and Reel

25LC640X

64K bit 2.5V SPI Serial EEPROM

in alternate pinout (ST only)

25LC640XT

64K bit 2.5V SPI Serial EEPROM

in alternate pinout Tape and Reel (ST only)

25C640

64K bit 5.0V SPI Serial EEPROM

25C640T

64K bit 5.0V SPI Serial EEPROM Tape and Reel

25C640X

64K bit 5.0V SPI Serial EEPROM

in alternate pinout (ST only)

25C640XT

64K bit 5.0V SPI Serial EEPROM

in alternate pinout Tape and Reel (ST only)

25xx640

—

/P

Data Sheets

Products supported by a preliminary Data Sheet may have an errata sheet describing minor operational differences and recom-

mended workarounds. To determine if an errata sheet exists for a particular device, please contact one of the following:

1.

Your local Microchip sales office.

2.

The Microchip Corporate Literature Center U.S. FAX: (602) 786-7277.

3.

The Microchip’s Bulletin Board, via your local CompuServe number (CompuServe membership NOT required).