M95160-WMN3TP/S STMicroelectronics

M95160-125 Automotive 16-Kbit serial SPI bus EEPROM Features Compatible with the Serial Peripheral Interface (SPI) bus Memory array 16 Kb (2 Kbytes) of EEPROM SO8 (MN) Page size: 32 bytes 150 mil width Write Byte Write within 5 ms Page Write within 5 ms Write Protect: quarter, half or whole memory array TSSOP8 (DW) High-speed clock: 5 MHz 169 mil width Single supply voltage: 4.5 V to 5.5 V for M95160 2.5 V to 5.5 V for M95160-W Operating temperature range: from -40C up to +125C Enhanced ESD protection More than 1 million Write cycles More than 40-year data retention Packages RoHS compliant and halogen-free (ECOPACK ) January 2012 Doc ID 022578 Rev 1 1/38 www.st.com 1 Obsolete Product(s) - Obsolete Product(s)M95160-125 Contents 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 CC . 13 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) . 16 6.2 Write Disable (WRDI) 17 6.3 Read Status Register (RDSR) . 18 6.3.1 WIP bit 18 Doc ID 022578 Rev 1 2/38 Obsolete Product(s) - Obsolete Product(s)