M95040-A145

SO8 (MN) 150 mil width TSSOP8 (DW) 169 mil width WFDFPN8 (MF) 2 x 3 mm M95040-A125 M95040-A145 Automotive 4-Kbit serial SPI bus EEPROMs with high-speed clock Datasheet - production data Features Compatible with the Serial Peripheral Interface (SPI) bus Memory array – 4 Kbit (512 byte) of EEPROM – Page size: 16 byte – Write protection by block: 1/4, 1/2 or whole memory – Additional Write lockable Page (Identification page) Extended temperature and voltage ranges – Up to 125 °C (VCC from 1.7 V to 5.5 V) – Up to 145 °C (VCC from 2.5 V to 5.5 V) High speed clock frequency – 20 MHz for VCC ≥ 4.5 V – 10 MHz for VCC ≥ 2.5 V – 5 MHz for VCC ≥ 1.7 V Schmitt trigger inputs for noise filtering Short Write cycle time – Byte Write within 4 ms – Page Write within 4 ms Write cycle endurance – 4 million Write cycles at 25 °C – 1.2 million Write cycles at 85 °C – 600 k Write cycles at 125 °C – 400 k Write cycles at 145 °C Data retention – 50 years at 125 °C – 100 years at 25 °C ESD Protection (Human Body Model) – 4000 V Packages – RoHS-compliant and halogen-free (ECOPACK2®) February 2016 This is information on a product in full production. DocID024225 Rev 6 1/41 www.st.com Contents Contents M95040-A125 M95040-A145 1 Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 2 Signal description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 2.1 Serial Data output (Q) . . . ...