The FM24C512D 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.

Low Operation Voltage: Vcc= 1.7V to 5.5V

Internally Organized: 65,536 x 8

2-wire Serial Interface

Schmitt Trigger, Filtered Inputs for Noise Suppression

Bi-directional Data Transfer Protocol

1MHz (2.5V-5.5V) and 400 kHz (1.7V) Compatibility

Write Protect Pin for Hardware Data Protection

128-Byte Page Write Modes (Partial Page Writes are Allowed)

Lockable 128-Byte Security Sector

128-Bit Unique ID for each device

Self-timed Write Cycle (5 ms max)

High-reliability

　-Endurance: 1,000,000 Write Cycles

　-Data Retention: 40 Years

PDIP8, SOPS, TSSOPS and UDFN8 Packages (RoHS Compliant and Halogen-free)