CY14B104K/CY14B104M 4-Mbit (512 K × 8/256 K × 16.
Cypress Semiconductor
CY14B104K - 4-Mbit (512 K x 8/256 K x 16) nvSRAM
CY14B104K/CY14B104M 4-Mbit (512 K × 8/256 K × 16) nvSRAM with Real Time Clock 4-Mbit (512 K × 8/256 K × 16) nvSRAM with Real Time Clock Features ■ 25.
