General Description

The NM24C04/05 devices are 4096 bits of CMOS non-volatile electrically erasable memory. These devices conform to all specifications in the Standard IIC 2-wire protocol and are designed to minimize device pin count, and simplify PC board layout requirements.

特性 Features

■ Extended operating voltage 2.7V – 5.5V

■ 400 KHz clock frequency (F) at 2.7V - 5.5V

■ 200μA active current typical

10μA standby current typical

1μA standby current typical (L)

0.1μA standby current typical (LZ)

■ IIC compatible interface

– Provides bi-directional data transfer protocol

■ Schmitt trigger inputs

■ Sixteen byte page write mode

– Minimizes total write time per byte

■ Self timed write cycle

Typical write cycle time of 6ms

■ Hardware Write Protect for upper half (NM24C05 only)

■ Endurance: 1,000,000 data changes

■ Data retention greater than 40 years

■ Packages available: 8-pin DIP, 8-pin SO, and 8-pin TSSOP

■ Available in three temperature ranges

- Commercial: 0° to +70°C

- Extended (E): -40° to +85C

- Automotive (V): -40° to +125°C