Serial EEPROM

AT24C01A/02A/04A/08A/16A Automotive Complete
(file size: 252KB, 20 pages, revision D, updated: 04/2007)

1Kb/2Kb/4Kb/8Kb/16Kb, 2-wire Bus Serial Automotive EEPROM with full memory Write Protect.
AT24C01A Automotive not recommended for new design; replaced by AT24C01B Automotive. 
AT24C02A Automotive not recommended for new design; replaced by AT24C02B Automotive. 
AT24C16A Automotive not recommended for new design; replaced by AT24C16C Automotive.

AT24C01B/02B/04B/08B Automotive Complete
(file size: 499617, 20 pages, revision C, updated: 01/2009)

1Kb/2Kb/4Kb/8Kb, 2-wire bus Serial Automotive EEPROM with full memory Write Protect.

AT24C01C/02C/04C/08C Automotive Complete
(file size: 740KB, 19 pages, revision A, updated: 12/2012)

1Kb/2Kb/4Kb/8Kb, 2-wire bus Serial Automotive EEPROM with full memory Write Protect.

AT24C128C/256C Automotive Complete
(file size: 743KB, 19 pages, revision B, updated: 10/2012)

128Kb/256Kb, I²C-compatible 2-wire Bus Serial Automotive EEPROM with full memory write protect.

AT24C16C Automotive Complete
(file size: 821KB, 17 pages, revision B, updated: 08/2012)

16Kb, I²C Compatible Serial Automotive EEPROM

AT24C32A/64A Automotive Complete
(file size: 222KB, 18 pages, revision D, updated: 06/2008)

32Kb/64Kb, 2-Wire Bus Serial Automotive EEPROM with full memory Write Protect, supports up to eight devices on single 2-Wire bus.
AT24C32A Automotive not recommended for new design; replaced by AT24C32D Automotive.

AT24C32D/64D Automotive Complete
(file size: 745KB, 19 pages, revision B, updated: 10/2012)

32Kb/64Kb, I²C Compatible Serial Automotive EEPROM

AT24C64B Automotive Complete
(file size: 506505, 20 pages, revision A, updated: 09/2011)

AT24HC02B/04B Automotive Complete
(file size: 403061, 17 pages, revision C, updated: 01/2009)

2Kb/4Kb, 2-wire Bus Serial Automotive EEPROM with half memory Write Protect.

AT25010B/020B/040B Automotive Complete
(file size: 676KB, 20 pages, revision C, updated: 11/2012)

1Kb/2Kb/4Kb, SPI Bus Serial Automotive EEPROM, supports Mode 0 and 3 operation.

AT25080A/160A/320A/640A Automotive Complete
(file size: 361KB, 21 pages, revision D, updated: 09/2007)

8Kb/16Kb/32Kb/64Kb, SPI Bus Serial Automotive EEPROM, supports Mode 0 and 3 operation.
AT25320A Automotive not recommended for new design; replaced by AT25320B Automotive.
AT25640A Automotive not recommended for new design; replaced by AT25640B Automotive.

AT25080B/160B/320B/640B Automotive Complete
(file size: 687KB, 20 pages, revision C, updated: 12/2012)

8Kb/16Kb/32Kb/64Kb SPI Bus Serial Automotive EEPROM, supports Mode 0 and 3 operation.

AT25128B/256B Automotive
(file size: 687KB, 20 pages, revision C, updated: 12/2012)

128Kb/256Kb SPI Bus Serial Automotive EEPROM supports Mode 0 and 3 operation.

AT34C02C Automotive Complete
(file size: 416721, 18 pages, revision B, updated: 01/2009)

2Kb, 2-wire Bus Serial EEPROM with Permanent and Reversible Software Write Protection.

AT93C46D Automotive Complete
(file size: 227721, 14 pages, revision B, updated: 10/2009)

1Kb, 3-Wire Bus Serial Automotive EEPROM supports x8 or x16 data format memory organization.

AT93C56B/66B Automotive Complete
(file size: 644KB, 18 pages, revision B, updated: 08/2012)

2Kb/4Kb Microwire (3-wire) Serial Automotive EEPROM with sequential read, supports x8 or x16 data format memory organization.

AT93C86A Automotive Complete
(file size: 462432, 14 pages, revision E, updated: 01/2008)

16Kb, 3-Wire Bus Serial Automotive EEPROM with sequential read, supports x8 or x16 data format memory organization.

AT24C01B Complete
(file size: 696464, 26 pages, revision E, updated: 10/2008)

1Kb, 2-Wire Bus Serial EEPROM with full memory Write Protect, supports up to eight devices on single 2-Wire bus.

AT24C01C/02C Complete
(file size: 954KB, 23 pages, revision F, updated: 06/2012)

1Kb/2Kb, I²C-compatible 2-wire Bus Serial EEPROM, Supports up to eight devices on single 2-wire Bus.

AT24C04C/08C Complete
(file size: 917KB, 24 pages, revision D, updated: 04/2013)

AT24C1024B Complete
(file size: 1582906, 25 pages, revision F, updated: 01/2008)

1Mb, 2-Wire bus Serial EEPROM with full memory Write Protect, supports up to four devices on single 2-Wire bus.

AT24C128C Complete
(file size: 963KB, 22 pages, revision B, updated: 09/2012)

The Atmel high speed, 128Kb SPI bus serial EEPROMs support SPI Modes 0 and 3 operation. The EEPROM is organized as 16,384 words x 8 bits and optimized for industrial and commercial applications where low-power and low-voltage operations are essential. The EEPROM is available in a variety of space-saving packaging options at 1.7 (Vcc = 1.7V to 5.5V).

AT24C16C Complete
(file size: 2105729, 24 pages, revision A, updated: 09/2010)

16Kb, 2-Wire Bus Serial EEPROM with full memory Write Protect, optimized for use in many industrial and commercial applications where low-power and low-voltage operation are essential.

AT24C256C Complete
(file size: 900KB, 21 pages, revision E, updated: 08/2012)

256K (32,768 x 8) 2-wire Serial EEPROM

AT24C32D/64D Complete
(file size: 1419817, 26 pages, revision B, updated: 06/2010)

32Kb/64Kb, 2-Wire Bus Serial EEPROM, supports up to eight devices on single 2-Wire bus.

AT24C512C Complete
(file size: 1MB, 23 pages, revision D, updated: 03/2013)

512-Kbit, 2-wire bus Serial EEPROM with full memory Write Protect, supports up to eight devices on a single 2-wire bus.

AT24C64B Complete
(file size: 356554, 16 pages, revision E, updated: 09/2007)

64Kb, 2-Wire bus Serial EEPROM with 1/4 memory Write Protect, supports up to eight devices on single 2-Wire bus.

AT24CM01 Complete
(file size: 879KB, 21 pages, revision E, updated: 03/2013)

1Mb, 2-wire bus Serial EEPROM with full memory Write Protect, supports up to four devices on a single 2-wire bus

AT24CS01/02 Preliminary
(file size: 865KB, 23 pages, revision B, updated: 09/2012)

1Kb and 2Kb I²C-compatible 2-wire Serial EEPROM with 128-bit serial number.

AT24CS04/08 Preliminary
(file size: 869KB, 24 pages, revision C, updated: 09/2012)

4Kb and 8Kb I²C-compatible 2-wire serial EEPROM with 128-bit serial number

AT24CS16 Preliminary
(file size: 862KB, 22 pages, revision A, updated: 02/2013)

16Kb I²C-compatible 2-wire Serial EEPROM with 128-bit serial number

AT24HC02B Complete
(file size: 634620, 19 pages, revision E, updated: 03/2008)

2Kb, 2-Wire Bus Serial EEPROM with half memory Write Protect, supports up to eight devices on single 2-Wire bus.

AT24HC02C Complete
(file size: 804KB, 19 pages, revision B, updated: 04/2013)

2Kb I²C-compatible 2-wire Serial EEPROM with Half Memory Write Protect

AT24HC04B Complete
(file size: 626975, 19 pages, revision E, updated: 11/2008)

4Kb, 2-Wire Bus Serial EEPROM with half memory Write Protect, supports up to eight devices on single 2-Wire bus.

AT24MAC402/602 Preliminary
(file size: 1.02MB, 28 pages, revision B, updated: 09/2012)

2Kb I²C-compatible 2-wire Serial EEPROM with embedded MAC/EUI-48 address or EUI-64 address

AT25010B/020B/040B Complete
(file size: 816KB, 27 pages, revision D, updated: 04/2013)

1Kb/2Kb/4Kb, SPI Bus Serial EEPROM. Supports Mode 0 and 3 operation.

AT25080B/160B Complete
(file size: 1,333kb, 26 pages, revision E, updated: 03/2012)

8Kb/16Kb, SPI Bus Serial EEPROM, High Speed, supports Mode 0 and 3 operation.

AT25128B/256B Complete
(file size: 1153648, 24 pages, revision C, updated: 08/2011)

128Kb/256Kb, SPI Bus Serial EEPROM, High Speed, supports Mode 0 and 3 operation.

AT25320B/640B Complete
(file size: 867Kb, 24 pages, revision G, updated: 11/2012)

32Kb/64Kb, SPI Bus Serial EEPROM, High Speed, supports Mode 0 and 3 operation.

AT25512 Complete
(file size: 714KB, 21 pages, revision H, updated: 08/2012)

512Kb, SPI Bus Serial EEPROM, Byte Write supported, High Speed, supports Mode 0 and 3 operation.

AT25M01 Complete
(file size: 758KB, 21 pages, revision B, updated: 03/2013)

1Mb, SPI-compatible Serial EEPROM

AT34C02C Complete
(file size: 1280728, 21 pages, revision E, updated: 03/2011)

2Kb, 2-wire Bus Serial EEPROM with Permanent and Reversible Software Write Protection.

AT34C02D Complete
(file size: 773KB, 25 pages, revision B, updated: 06/2012)

2Kb, 2-wire Bus Serial EEPROM with Permanent and Reversible Software Write Protection.

AT34C04 Preliminary
(file size: 1.21MB, 30 pages, revision B, updated: 12/2012)

4Kb, 2-wire Bus Serial EEPROM with Reversible Software Write Protection

AT93C46D Complete
(file size: 519930, 21 pages, revision F, updated: 01/2008)

1Kb, 3-wire Bus Serial EEPROM, supports x8 or x16 data format memory organization.

AT93C46E Complete
(file size: 447758, 17 pages, revision D, updated: 01/2008)

1Kb, 3-Wire Bus Serial EEPROM supports x16 data format memory organization.

AT93C56B/66B Complete
(file size: 848KB, 21 pages, revision B, updated: 04/2013)

AT93C86A Complete
(file size: 739116, 18 pages, revision H, updated: 01/2007)

16Kb, 3-Wire Serial EEPROM with sequential read, supports x8 or x16 data format memory organization.