CY14C256Q CY14B256Q CY14E256Q 256-Kbit (32 K × 8).
Cypress Semiconductor
CY14C256Q - 256-Kbit (32 K x 8) SPI nvSRAM
CY14C256Q CY14B256Q CY14E256Q 256-Kbit (32 K × 8) SPI nvSRAM Not Recommended for New Designs 256-Kbit (32 K × 8) SPI nvSRAM Features ■ 256-Kbit non.