STMicroelectronics M93C66-WMN6P Memory IC M93C66-WMN6P Data Sheet

This is information on a product in full production. 

November 2013

DocID4997 Rev 15

16-Kbit, 8-Kbit, 4-Kbit, 2-Kbit and 1-Kbit 

(8-bit or 16-bit wide) MICROWIRE serial access EEPROM

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 Industry standard MICROWIRE bus
 Single supply voltage:

– 2.5 V to 5.5 V for M93Cx6-W
– 1.8 V to 5.5 V for M93Cx6-R

 Dual organization: by word (x16) or byte (x8)
 Programming instructions that work on: byte, 

word or entire memory

 Self-timed programming cycle with auto-erase: 

5 ms

 READY/BUSY signal during programming
 2 MHz clock rate
 Sequential read operation
 Enhanced ESD/latch-up behavior
 More than 4 million write cycles
 More than 200-year data retention
 Packages

– SO8, TSSOP8, UFDFPN8 packages: 

RoHS-compliant and Halogen-free 
(ECOPACK®)

– PDIP8 package: 



RoHS-compliant (ECOPACK1®)

          

          

PDIP8 (BN)

SO8 (MN)

150 mil width

TSSOP8 (DW)

169 mil width

UFDFPN8 (MC)

2 x 3 mm

M93C46-x

M93C46-W

1 Kbit

2.5 V to 5.5 V

M93C46-R

1.8 V to 5.5 V

M93C56-x

M93C56-W

2 Kbit

2.5 V to 5.5 V

M93C56-R

1.8 V to 5.5 V

M93C66-x

M93C66-W

4 Kbit

2.5 V to 5.5 V

M93C66-R

1.8 V to 5.5 V

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M93C76-R

8 Kbit

1.8 V to 5.5 V

M93C86-x

M93C86-W

16 Kbit

2.5 V to 5.5 V

M93C86-R

1.8 V to 5.5 V