The ATH91502DMCN provides 2,048 bits of Serial Electrically Erasable and Programmable Read-Only Memory (EEPROM) on T9+ and S17 hash board. 

Features:

Low voltage operation: 1.7V (Vcc = 1.7V to 3.6V)

Internally organized 256 x 8 (2K)

Schmitt Triggers, filtered inputs for noise suppression

Bidirectional data transfer protocol

400kHz (1.7V) and 1MHz (2.5V) compatibility

Write Protect pin for full array hardware data protection

Ultra-low active current (1mA max) and standby current (0.8μA max)

8-byte Page Write mode: Partial page writes allowed

Random and Sequential Read modes

Self-timed write cycle within 5ms max

Endurance: 1,000,000 write cycles

Data retention: 100 years

Operate voltage: 1.7V to 3.6V

Packages: 8-lead TSSOP