M93S66 Datasheet, PDF (1/34 Pages) STMicroelectronics – 4Kbit, 2Kbit and 1Kbit 16-bit wide MICROWIRE Serial Access EEPROM with Block Protection

M93S66, M93S56
M93S46
4Kbit, 2Kbit and 1Kbit (16-bit wide)
MICROWIRE Serial Access EEPROM with Block Protection
FEATURES SUMMARY
■ Industry Standard MICROWIRE Bus
■ Single Supply Voltage:
– 4.5 to 5.5V for M93Sx6
– 2.5 to 5.5V for M93Sx6-W
– 1.8 to 5.5V for M93Sx6-R
■ Single Organization: by Word (x16)
■ Programming Instructions that work on: Word
or Entire Memory
■ Self-timed Programming Cycle with Auto-
Erase
■ User Defined Write Protected Area
■ Page Write Mode (4 words)
■ Ready/Busy Signal During Programming
■ Speed:
– 1MHz Clock Rate, 10ms Write Time
(Current product, identified by process
identification letter F or M)
– 2MHz Clock Rate, 5ms Write Time (New
Product, identified by process
identification letter W or G)
■ Sequential Read Operation
■ Enhanced ESD/Latch-Up Behavior
■ More than 1 Million Erase/Write Cycles
■ More than 40 Year Data Retention
Figure 1. Packages
8
1
PDIP8 (BN)
8
1
SO8 (MN)
150 mil width
TSSOP8 (DS)
3x3mm body size
TSSOP8 (DW)
169 mil width
April 2004
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