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» Automotive Compilation

Designed for Rugged Automotive Applications

Atmel is a leading supplier of Serial EEPROM devices offering a broad range of products in 1Kb to 256Kb densities for automotive, and up to 2Mb for industrial applications. Our automotive-grade products are ISO/TS16949 certified and supported by full PPAP documentation. We offer ultra-low power and low-voltage products in a full line of 2-wire (I2C), SPI and 3-wire (µWire) interfaces in small-size SOIC and TSSOP packages.

A Broad Range of Automotive Applications

Atmel® Serial EEPROMs are used in a broad range of applications requiring varying densities and standard serial interfaces.

Application
2-wire (I2C) 3-wire (µWire) SPI
Part Number Density Part Number Density Part Number Density
Airbags    








93C46D
93C56B
93C66B
93C86A

1K - 16K 25010B to 25256B 1K - 256K
Anti-Lock Brake System 24C01C to 24C04C 1K - 4K 1K - 16K 25040B to 25256B 4K - 256K
Audio 24C08C to 24C64D 8K - 64K 1K - 16K    
Dash Board 24C01C to 24C16C 1K - 16K 1K - 16K 25020B to 25128B 2K - 128K
Driver Information System 24C01C to 24C16C 1K - 16K 1K - 16K 25010B to 25160B 1K - 16K
Engine Control     2K - 16K 24040B to 25256B 4K - 256K
Multimedia 24C01C to 24C64D 1K - 64K 1K - 16K 25010B to 25256B 1K - 256K
Telematics/
Navigation
24C08C to 24C256C 8K - 256K 1K - 16K 25010B to 25256B 1K - 256K
Tire Pressure 24C01C to 24C16C 1K - 16K 1K - 16K 25010B to 25040B 1K - 4K

Key Features

  • Operating temperature range from -40°C to 125°C
  • Extended VCC from 2.5V to 5.5V
  • High cycling endurance with up to one million write cycles at 25°C and data retention of 100 years
  • High clock frequencies up to 20 MHz for SPI and 1 MHz for I²C
  • Write protection (WP) and disable instructions for hardware and software data protection

 

I2C (2-Wire) Compatible Devices

Benefits

Description

  • I²C-compatible (two-wire) interface
  • Cascadable up to 8 devices on same bus
  • Up to 1MHz clock frequency
  • 1 million cycle EEPROM endurance at 25°C
  • 100-year EEPROM data retention
  • Extended Vcc, 2.5V to 5.5V
  • -40°C to 125°C Operating temperature range
  • Automotive grade, ISO/TS16949 Certification
  • SOIC, TSSOP packages
 

The I2C (2-wire) compatible Automotive Serial EEPROM family is available in 1Kb to 256Kb densities. These byte and page writable serial EEPROMs are designed to offer simple, yet flexible data storage for a broad range of automotive application where low-power and low-voltage operation are essential. The I2C compatible devices are available in space-saving 8-lead SOIC and TSSOP packages.

Device
Description

1Kb I²C-compatible 2-wire Automotive Temperature Serial EEPROM

2Kb I²C-compatible 2-wire Automotive Temperature Serial EEPROM

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

2Kb I²C-compatible 2-wire Automotive Temperature Serial EEPROM with 16-byte Page Write

4Kb I²C-compatible 2-wire Automotive Temperature Serial EEPROM

4Kb I²C-compatible 2-wire Automotive Temperature Serial EEPROM with Half Memory Write Protect

8Kb I²C-compatible 2-wire Automotive Temperature Serial EEPROM

16Kb I²C-compatible 2-wire Automotive Temperature Serial EEPROM

32Kb I²C-compatible 2-wire Automotive Temperature Serial EEPROM

64Kb I²C-compatible 2-wire Automotive Temperature Serial EEPROM

64Kb I²C-compatible 2-wire Automotive Temperature Serial EEPROM

128Kb I²C-compatible 2-wire Automotive Temperature Serial EEPROM

256Kb I²C-compatible 2-wire Automotive Temperature Serial EEPROM

Microwire (3-Wire) Compatible Devices

Benefits

Description

  • Microwire (3-wire) compatible interface
  • Up to 2MHz operation
  • Fast 5ms built in erase/write cycle
  • 1 million cycle EEPROM endurance at 25°C
  • 100-year EEPROM data retention
  • Extended Vcc, 2.5V to 5.5V
  • -40°C to 125°C Operating temperature range
  • Automotive grade, ISO/TS16949 Certification
  • SOIC, TSSOP packages
 

The Microwire (3-wire) compatible Automotive Serial EEPROMs are available in 1Kb to 16Kb densities. These devices offer flexible user selectable x8 or x16 memory organization with software write protection to secure data stability. This family is available in space-saving 8-lead SOIC and TSSOP packages.

Device
Description

1Kb Microwire-compatible 3-wire Automotive Temperature Serial EEPROM

2Kb Microwire-compatible 3-wire Automotive Temperature Serial EEPROM

4Kb Microwire-compatible 3-wire Automotive Temperature Serial EEPROM

16Kb Microwire-compatible 3-wire Automotive Temperature Serial EEPROM

SPI Compatible Devices

Benefits

Description

  • SPI-compatible interface
  • Up to 20MHz clock frequency
  • Fast 5ms built in erase/write cycle
  • 1 million cycle EEPROM endurance at 25°C
  • 100-year EEPROM data retention
  • Extended Vcc, 2.5V to 5.5V
  • -40°C to 125°C Operating temperature range
  • Automotive grade, ISO/TS16949 Certification
  • SOIC, TSSOP packages
 

The high-speed SPI-compatible Automotive Serial EEPROM family is available in 1Kb to 256Kb densities. These devices are byte and page writable and optimized for use in a broad range of automotive applications where low-power, low-voltage and high-speed operation are essential. The SPI automotive family is available in space-saving 8-lead SOIC and TSSOP packages.

Device
Description

1Kb SPI-compatible Automotive Temperature Serial EEPROM

2Kb SPI-compatible Automotive Temperature Serial EEPROM

4Kb SPI-compatible Automotive Temperature Serial EEPROM

8Kb SPI-compatible Automotive Temperature Serial EEPROM

16Kb SPI-compatible Automotive Temperature Serial EEPROM

32Kb SPI-compatible Automotive Temperature Serial EEPROM

64Kb SPI-compatible Automotive Temperature Serial EEPROM

128Kb SPI-compatible Automotive Temperature Serial EEPROM

256Kb SPI-compatible Automotive Temperature Serial EEPROM