M93C66-WDW6T STMicroelectronics, M93C66-WDW6T Datasheet - Page 2

M93C66-WDW6T

Manufacturer Part Number
M93C66-WDW6T
Description
Manufacturer
STMicroelectronics
Datasheet

Specifications of M93C66-WDW6T

Density
4Kb
Interface Type
Serial (Microwire)
Organization
512x8/256x16
Frequency (max)
2MHz
Write Protection
No
Data Retention
40Year
Operating Supply Voltage (typ)
3.3/5V
Package Type
TSSOP
Operating Temp Range
-40C to 85C
Supply Current
2mA
Operating Supply Voltage (min)
2.5V
Operating Supply Voltage (max)
5.5V
Operating Temperature Classification
Industrial
Mounting
Surface Mount
Pin Count
8
Lead Free Status / Rohs Status
Not Compliant

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Contents
Contents
1
2
3
4
5
6
7
8
9
10
11
12
2/37
Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Connecting to the serial bus . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Operating features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
3.1
Memory organization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
5.1
5.2
5.3
5.4
5.5
5.6
READY/BUSY status . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Initial delivery state . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Common I/O operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Clock pulse counter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Maximum rating . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
DC and AC parameters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Package mechanical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Supply voltage (V
3.1.1
3.1.2
3.1.3
3.1.4
Read Data from Memory . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Write Enable and Write Disable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Erase Byte or Word . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Write . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Erase All . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Write All . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Operating supply voltage V
Power-up conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Power-up and device reset . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Power-down . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
CC
) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
M93C86, M93C76, M93C66, M93C56, M93C46
CC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

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