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M95256-DRE Datasheet, PDF (1/41 Pages) STMicroelectronics – 256-Kbit serial SPI bus EEPROM - 105 C Operation | |||
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M95256-DRE
256-Kbit serial SPI bus EEPROM - 105 °C Operation
SO8 (MN)
150 mil width
TSSOP8 (DW)
169 mil width
WFDFPN8 (MF)
2 x 3 mm
Datasheet - production data
Features
⢠Compatible with the Serial Peripheral Interface
(SPI) bus
⢠Memory array
â 256 Kbit (32 Kbytes) of EEPROM
â Page size: 64 bytes
â Write protection by block: 1/4, 1/2 or whole
memory
â Additional Write lockable Page
(Identification page)
⢠Extended temperature and voltage range
â Up to 105 °C (VCC from 1.8 V to 5.5 V)
⢠High speed clock frequency
â 20 MHz for VCC ⥠4.5 V
â 10 MHz for VCC ⥠2.5 V
â 5 MHz for VCC ⥠1.8 V
⢠Schmitt trigger inputs for noise filtering
⢠Short Write cycle time
â Byte Write within 4 ms
â Page Write within 4 ms
⢠Write cycle endurance
â 4 million Write cycles at 25 °C
â 1.2 million Write cycles at 85 °C
â 900 k Write cycles at 105 °C
⢠Data retention
â more than 50 years at 105 °C
â 200 years at 55 °C
⢠ESD Protection (Human Body Model)
â 4000 V
⢠Packages
â RoHS-compliant and halogen-free
(ECOPACK2®)
February 2015
This is information on a product in full production.
DocID027468 Rev 1
1/41
www.st.com
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