1 Description The M95010/M95020/M95040 devices (M950x0) are electrically erasable programmable memories (EEPROMs) organized as 128/256/512 x 8 bits respectively, accessed through the SPI bus. The M950x0-W can operate with a supply voltage from 2.5 V to 5.5 V, the M950x0-R can operate with a supply voltage from 1.8 V to 5.5 V and the M950x0-DF can operate .
• Compatible with the serial peripheral interface (SPI) bus
• Memory array
– 1/2/4-Kbit (128/256/512 bytes) of EEPROM
– Page size: 16 bytes
– Additional write lockable page (Identification page) for M95040-DF order
code
• Write
– Byte Write within 5 ms
– Page Write within 5 ms
• Write protect
– quarter array
– half array
– whole memory array
• Max clock frequency: 20 MHz
• Single supply voltage:
– 2.5 V to 5.5 V for M950x0-W
– 1.8 V to 5.5 V for M950x0-R
– 1.7 V to 5.5 V for M95040-DF
• Operating temperature range: from -40 °C up to +85 °C
• Enhanced ESD protection
• More than 4 million write .
No. | Partie # | Fabricant | Description | Fiche Technique |
---|---|---|---|---|
1 | M95020-A125 |
STMicroelectronics |
Automotive 2-Kbit serial SPI bus EEPROMs | |
2 | M95020-A145 |
STMicroelectronics |
Automotive 2-Kbit serial SPI bus EEPROMs | |
3 | M95020-R |
STMicroelectronics |
SPI bus EEPROM | |
4 | M95020 |
ST Microelectronics |
4Kbit / 2Kbit and 1Kbit Serial SPI Bus EEPROM With High Speed Clock | |
5 | M95010 |
ST Microelectronics |
4Kbit / 2Kbit and 1Kbit Serial SPI Bus EEPROM With High Speed Clock | |
6 | M95010-R |
STMicroelectronics |
SPI bus EEPROM | |
7 | M95010-W |
STMicroelectronics |
SPI bus EEPROM | |
8 | M95040 |
ST Microelectronics |
4Kbit / 2Kbit and 1Kbit Serial SPI Bus EEPROM With High Speed Clock | |
9 | M95040-A125 |
STMicroelectronics |
Automotive 4-Kbit serial SPI bus EEPROMs | |
10 | M95040-A145 |
STMicroelectronics |
Automotive 4-Kbit serial SPI bus EEPROMs | |
11 | M95040-DF |
STMicroelectronics |
SPI bus EEPROM | |
12 | M95040-DRE |
STMicroelectronics |
4-Kbit serial SPI bus EEPROM |