93C66 Datasheet 3-wire Serial Eeprom

Manufacturer: FMD

Overview: Fremont Micro Devices 3-Wire Serial EEPROM 1K, 2K and 4Kbit (8-bit or 16-bit wide) 93C46/A, 93C56/A,.

This datasheet includes multiple variants, all published together in a single manufacturer document.

Datasheet Details

The FT93C46/56/66 series are 1024/2048/4096 bits of serial Electrical Erasable and Programmable Read Only Memory, commonly known as EEPROM.

They are organized as

 Standard Voltage and Low Voltage Operation:.
FT93C46/56/66: VCC = 2.5V to 5.5V.
FT93C46A/56A/66A: VCC = 1.8V to 5.5V  User Selectable Internal Organization:.
FT93C46: 128 x 8 or 64 x 16.
FT93C56: 256 x 8 or 128 x 16.
FT93C66: 512 x 8 or 256 x 16  2 MHz Clock Rate (5V) Compatibility.  Industry Standard 3-wire Serial Interface.  Self-Timed ERASE/WRITE Cycles (5ms max including auto-erase).  Automatic ERAL before WRAL.  Sequential READ Function.  Hig.

Part Number	Description	Manufacturer
93C66	4096-Bit Serial CMOS EEPROM (MICROWIRE Synchronous Bus)	Fairchild Semiconductor
93C66	(93C56 / 93C66) Electrically Erasable Programmable Memories	National Semiconductor
93C66A	4K Microwire Compatible Serial EEPROM	Microchip Technology
93C66B	4K Microwire Compatible Serial EEPROM	Microchip Technology
93C66C	4K Microwire Compatible Serial EEPROM	Microchip Technology