M95256-DR

M95256-DR M95256 M95256-W M95256-R 256-Kbit serial SPI bus EEPROM with high-speed clock Features ■ Compatible with the Serial Peripheral Interface (SPI) bus ■ Memory array – 256 Kbits (32 Kbytes) of EEPROM – Page size: 64 bytes ■ Additional Write lockable Page (Identification page) ■ Write (self-timed cycle) – Byte Write within 5 ms – Page Write within 5 ms ■ Write Protect: quarter, half or whole memory array ■ High-speed clock frequency (20 MHz) ■ Single supply voltage: 1.8 V to 5.5 V ■ More than 1 million Write cycles ■ More than 40-year data retention ■ Enhanced ESD Protection ■ Packages – ECOPACK2® (RoHS compliant and Halogen-free) SO8 (MN) 150 mil width TSSOP8 (DW) 169 mil width UFDFPN8 (MB, MC) 2 × 3 mm (MLP) WLCSP (CS) January 2012 Doc ID 12276 Rev 17 1/47 www.st.com 1 Contents Contents M95256-DR, M95256, M95256-W, M95256-R 1 Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6...