M95080-W M95080-R M95080-DF 8-Kbit serial SPI bus EEPROM with high-speed clock Datasheet - production data Features Compatible with the Serial Peripheral Interface (SPI) bus Memory array 8 Kb (1 Kbyte) of EEPROM SO8 (MN) Page size: 32 bytes 150 mil width Additional Write lockable Page (Identification page) Write Byte Write within 5 ms Page Write within 5 ms TSSOP8 (DW) Write Protect: quarter, half or whole memory 169 mil width array High-speed clock: 20 MHz Single supply voltage: 2.5 V to 5.5 V for M95080-W 1.8 V to 5.5 V for M95080-R 1.7 V to 5.5 V for M95080-DF UFDFPN8 (MC) Operating temperature range: from -40C up to 2 x 3 mm +85C Enhanced ESD protection More than 4 million Write cycles More than 200-year data retention Packages RoHS compliant and halogen-free (ECOPACK2 ) September 2014 DocID022540 Rev 4 1/44 This is information on a product in full production. www.st.comContents M95080-W M95080-R M95080-DF Contents 1 Description . 6 2 Memory organization 8 3 Signal description . 9 3.1 Serial Data Output (Q) 9 3.2 Serial Data Input (D) 9 3.3 Serial Clock (C) . 9 3.4 Chip Select (S) 9 3.5 Hold (HOLD) 9 3.6 Write Protect (W) . 10 3.7 V supply voltage 10 CC 3.8 V ground 10 SS 4 Connecting to the SPI bus . 11 4.1 SPI modes 12 5 Operating features . 13 5.1 Supply voltage (V ) 13 CC 5.1.1 Operating supply voltage (V ) . 13 CC 5.1.2 Device reset 13 5.1.3 Power-up conditions . 13 5.1.4 Power-down 14 5.2 Active Power and Standby Power modes 14 5.3 Hold condition 14 5.4 Status Register . 15 5.5 Data protection and protocol control 15 6 Instructions . 16 6.1 Write Enable (WREN) . 17 6.2 Write Disable (WRDI) 18 6.3 Read Status Register (RDSR) . 19 6.3.1 WIP bit 19 2/44 DocID022540 Rev 4