FM25C040UN vs FM25C020UN

Product Attributes

Part Number FM25C040UN FM25C020UN
Manufacturer Fairchild Semiconductor Fairchild Semiconductor
Category Memory Memory
FM25C040UN FM25C020UN
Product Status Active Active
Memory Type Non-Volatile Non-Volatile
Memory Format EEPROM EEPROM
Technology EEPROM EEPROM
Memory Size 4Kb (512 x 8) 2Kb (256 x 8)
Memory Interface SPI SPI
Clock Frequency 2.1 MHz 2.1 MHz
Write Cycle Time - Word, Page 10ms 10ms
Access Time - -
Voltage - Supply 4.5V ~ 5.5V 4.5V ~ 5.5V
Operating Temperature 0°C ~ 70°C (TA) 0°C ~ 70°C (TA)
Mounting Type Through Hole Through Hole
Package / Case 8-DIP (0.300", 7.62mm) 8-DIP (0.300", 7.62mm)
Supplier Device Package 8-DIP 8-DIP