The Most Flexible Type of Nonvolatile Memory Devices

Atmel is a leading supplier of Serial EEPROM devices and has shipped over 12 billion devices in the past decade. Because of the ability to alter single bytes of data, Serial EEPROM devices are used to store personal preference and configuration data in a wide spectrum of consumer, automotive, telecommunication, medical, industrial, and PC applications. Atmel offers Serial EEPROM devices in I2C, Microwire and SPI compatible protocols. The devices come in a number of industry-standard package types including space saving DFN, VFBGA, SOT23, and WLCSP packages. Atmel Serial EEPROM devices feature low pin count and are optimized for use in automotive and industrial temperature applications where low-power and low-voltage operation are essential.

Principais recursos

  • Broad portfolio — Serial EEPROM devices are offered in 1-Kbit to 1-Mbit densities in I2C, Microwire, and SPI compatible protocols available in voltages from 1.7V to 5.5V.
  • Diverse packages options — The Serial EEPROM devices come in industry standard PDIP, SOIC, and TSSOP package types, as well as space saving DFN, VFBGA, SOT23, and WLCSP packages.
  • High performance — Atmel Serial EEPROM devices offer low active and standby currents and operate at fast clock frequencies.
  • Automotive designs — Atmel offers automotive-qualified Serial EEPROM devices in environmentally friendly "green" versions designed to withstand broad extended temperature ranges.
  • Customer resources — Application notes, software drivers, IBIS and Verilog models available to aid customer's application development.

Dispositivos

Família de dispositivos Benefícios resumidos Aplicações Tecnologias Principais parâmetros
I2C compatible

Cascadable up to 8 devices on same bus

Global write protection

Byte/Page writable

Simplest protocol

High-endurance and high-reliability
Data storage in applications such as portable consumer products, HDCP, Gaming, Cameras, DIMMs, LCD
Monitors, LCD TVs and
Monitors, LED TVs and Monitors, Wireless LAN,
Hearing Aids, Bluetooth, Energy
meters, etc

Low voltage operation

Hardware write protection

Automotive Grade available

1-kbit to 1-Mbit

Up to 1MHz operation

As low as 1.7V operation

Fast 5ms built in erase/write cycle

8-lead SOIC and UDFN

VFBGA and WLCSP options

SPI
SPI compatible

Utilizing individual Chip Selects, multiple devices can reside on the same bus

Global write protection

Byte/Page writable

More Robust protocol

High-endurance and high-reliability
Data storage in applications such as Mobile Electronics, Wireless LAN, Motherboards and Computer
Peripherals, White Goods,
Safety and Engine
Control Units, Industrial
Equipment, etc.

Low voltage operation

Hardware/software array write protection

Automotive Grade Available

1-Kbit to 1-Mbit

Up to 20MHz operation

As low as 1.7V operation

Fast 5ms built in erase/write cycle

8-lead SOIC and UDFN

VFBGA and WLCSP options

Microwire compatible

User selectable memory architecture

Software Write Protection

High-endurance and high-reliability
Data storage in applications such as portable consumer products ,Camera, Gaming, LCD TV, Motherboards, White
Goods, Airbags,
Security, DECT/Cordless Phones, etc.

Low voltage operation

8-bit or 16-bit word size

Automotive Grade Available

1-Kbit to 16-Kbit

Up to 2MHz operation

As low as 1.7V operation

Fast 5ms built in erase/write cycle

8-lead SOIC and TSSOP

VFBGA and WLCSP options

Compatível com I2C, Microwire e SPI

Nível de temperatura do setor automotivo, Certificação ISO/TS16949
Subsistemas automotivos
incluindo:

Airbags, Sistema de Freios Antitravamento,
Painel de Áudio,
Informações ao Motorista
Motor
Controle, Multimídia, Telemática/Navegação,
Pressão dos pneus
Gravação por byte e página

Armazenamento de dados flexível

Baixa potência e baixa tensão

Proteção contra gravação na matriz de memória
1Kb a 256Kb

Operação até 20MHz com produtos SPI

VCC estendido de 2,5V a 5,5V

Intervalo de temperatura operacional de -40°C a 125°C

Opções de pacote SOIC de 8 pinos e TSSOP

Organização de memória x8 ou x16 selecionável pelo usuário com proteção contra gravação no software em dispositivos compatíveis com Microwire

Provides unique 48-bit or 64-bit MAC/EUI addresses

Provides unique 128-bit serial numbers

Lowers overall costs and overhead

Simplifies design

No loss of user EEPROM memory space

I2C-compatible

 Network connected applications requiring serialization of products and / or MAC / EUI address values such as consumer, gaming, TV’s, industrial, white goods, medical, metering communications, and lighting

Low voltage operation

Flexible hardware and software write protection

Industrial-grade products

48-bit or 64-bit MAC / EUI addresses supported

128-bit unique serial number

1Kb to 8Kb user serial EEPROM memory

Wide Vcc range, 1.7V to 5.5V

Flexible package options: SOIC, DFN, SOT23, TSSOP