1 Description The M95256 devices are electrically erasable programmable memories (EEPROMs) organized as 32768 x 8 bits, accessed through the SPI bus. The M95256-W can operate with a supply voltage from 2.5 V to 5.5 V, the M95256-R can operate with a supply voltage from 1.8 V to 5.5 V and the M95256-DF can operate with a supply voltage from 1.7 V to 5.5 V,.
• Compatible with the serial peripheral interface (SPI) bus
• Memory array
– 256-Kbit (32 Kbytes) of EEPROM
– Page size: 64 bytes
– Additional write lockable page (Identification page)
• Write time
– Byte Write within 5 ms
– Page Write within 5 ms
• Write protect
– quarter array
– half array
– whole memory array
• High-speed clock: 20 MHz
• Single supply voltage:
– 2.5 V to 5.5 V for M95256-W
– 1.8 V to 5.5 V for M95256-R
– 1.7 V to 5.5 V for M95256-DF
• Operating temperature range: from -40 °C up to +85 °C
• Enhanced ESD protection
• More than 4 million Write cycles
• More than 200-year data .
No. | Partie # | Fabricant | Description | Fiche Technique |
---|---|---|---|---|
1 | M95256-A125 |
STMicroelectronics |
Automotive 256-Kbit serial SPI bus EEPROMs | |
2 | M95256-A145 |
STMicroelectronics |
Automotive 256-Kbit serial SPI bus EEPROMs | |
3 | M95256-DF |
STMicroelectronics |
256-Kbit serial SPI bus EEPROM | |
4 | M95256-DR |
STMicroelectronics |
256 Kbit Serial SPI bus EEPROM | |
5 | M95256-DRE |
STMicroelectronics |
256-Kbit serial SPI bus EEPROM | |
6 | M95256-R |
STMicroelectronics |
256-Kbit serial SPI bus EEPROM | |
7 | M95256 |
ST Microelectronics |
256-Kbit Serial SPI bus EEPROM | |
8 | M95010 |
ST Microelectronics |
4Kbit / 2Kbit and 1Kbit Serial SPI Bus EEPROM With High Speed Clock | |
9 | M95010-R |
STMicroelectronics |
SPI bus EEPROM | |
10 | M95010-W |
STMicroelectronics |
SPI bus EEPROM | |
11 | M95020 |
ST Microelectronics |
4Kbit / 2Kbit and 1Kbit Serial SPI Bus EEPROM With High Speed Clock | |
12 | M95020-A125 |
STMicroelectronics |
Automotive 2-Kbit serial SPI bus EEPROMs |