M95320_08 Datasheet, PDF (1/46 Pages) STMicroelectronics – 32 Kbit and 64 Kbit serial SPI bus EEPROMs with high-speed clock

M95320 M95320-W M95320-R
M95640 M95640-W M95640-R
32 Kbit and 64 Kbit serial SPI bus EEPROMs
with high-speed clock
Features
■ Compatible with SPI bus serial interface
(positive clock SPI modes)
■ Single supply voltage:
– 4.5 to 5.5 V for M95320 and M95640
– 2.5 to 5.5 V for M95320-W and M95640-W
– 1.8 to 5.5 V for M95320-R and M95640-R
■ 10 MHz, 5 MHz or 2 MHz clock rates
■ 5 ms write time
■ Status Register
■ Hardware protection of the Status Register
■ Byte and Page Write (up to 32 bytes)
■ Self-timed programming cycle
■ Adjustable size read-only EEPROM area
■ Enhanced ESD protection
■ More than 1 million Write cycles
■ More than 40-year data retention
■ Packages
– ECOPACK^® (RoHS compliant)
SO8 (MN)
150 mil width
TSSOP8 (DW)
169 mil width
UFDFPN8 (MB)
2 x 3 mm
June 2008
Rev 10
1/46
www.st.com
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