特性 Features

? 1-Mbit EEPROM:

- Internally organized as one 131,072 x 8 bit

- Byte or page writes up to 256 bytes

- Byte or sequential reads

- Self-timed write cycle (5 ms maximum)

? High-Speed I2C Interface:

- High-Speed mode support for 3.4 MHz

- Industry standard: 1 MHz, 400 kHz and

100 kHz

- Output slope control to eliminate ground

bounce

- Schmitt Trigger inputs for noise suppression

? Security Register:

- Preprogrammed 128-bit serial number

- User-programmable, lockable

256-byte ID page

? Built-In Error Correction Code (ECC) Logic:

- Error Correction State (ECS) latch via the

Configuration register

? I2C Manufacturer Identification Function Support

? Versatile Data Protection Options:

- Hardware Write-Protect (WP) pin for full array

data protection

- Enhanced software write protection via the

Configuration register

? Operating Voltage Range of 1.7V to 5.5V

? Low-Power CMOS Technology:

- Write current: 3.0 mA maximum at 5.5V

- Read current: 1.0 mA maximum at 5.5V,

1 MHz

- Standby current: 1 μA at 5.5V (I-temp.)

? High Reliability:

- More than one million erase/write cycles

- Build-in ECC logic for increased reliability

- Data retention: >200 years

- ESD protection: >4000V

? RoHS Compliant

? Temperature Ranges:

- Industrial (I): -40°C to +85°C

- Extended (E): -40°C to +125°C

? Automotive AEC-Q100 Qualified