
Fairchild Semiconductor
General Description
The NM24Wxx devices are 2048/4096/8192/16,384 bits, respectively, of CMOS non-volatile electrically erasable memory. These devices conform to all specifications in the IIC 2-wire protocol and are designed to minimize device pin count, and simplify PC board layout requirements.
FEATUREs
■ Hardware Write Protect for entire memory
■ Low Power CMOS
200µA active current typical
10µA standby current typical
1µA standby typical (L)
0.1µA standby typical (LZ)
■ IIC Compatible interface
— Provides bidirectional data transfer protocol
■ Sixteen byte page write mode
— Minimizes total write time per byte
■ Self timed write cycle
— Typical write cycle time of 6ms
■ 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