General Description

The EC24C256T provides 524,288 bits of serial electrically erasable and programmable read only memory (EEPROM) organized as 65,536 words of 8 bits each, with 128 bit UID and 128 byte Security Sector.
The device’s cascadable feature allows up to 8 devices to share a common 2 wire bus. The device is optimized for use in many industrial and commercial applications where low power and low voltage operations are essential.

Features

◆Wide voltage operation
– 1.7V 5.5V supply
◆Two Wire Serial Interface,I 2 C TM Compatible
– Bi directional data transfer protocol
◆Speed
– 400 KHz(1.7V) and 1 MHz(2.5V 5.5V)
◆Low power consumption
– 0.5mA, 1.7V Operating current(max)
– 1uA, 1.7V Standby curr ent(max)
◆Hardware Data Protection
– Write Protect pin
◆Flexible Architecture
– Sequential&Random read features
– Memory organization: 65536 x 8 bits
– Page size:128 bytes
◆Advanced Feature
– Schmitt Trigger, filtered inputs for noise suppression
– Lockable 128 Byte security sector
– 128 Bit unique ID for each device
– Self time write cycles(5ms max)
◆High reliability
– Endurance: 1,000,000 write cycles
– Data retention: 40 years
◆Package Options
– PDIP8
– SOP8
– TSSOP8
– UDFN8