m28w640fcb STMicroelectronics, m28w640fcb Datasheet - Page 26

• Manufacturer Part Number: m28w640fcb
• Description: 64 Mbit 4mb X16, Boot Block 3v Supply Flash Memory
• Manufacturer: STMicroelectronics

Command interface
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Table 8.
1. Typical time to program a Main or Parameter Block using the Double Word Program and the Quadruple
Word Program
Double Word Program
Quadruple Word Program
Main Block Program
Parameter Block Program
Main Block Erase
Parameter Block Erase
Program/Erase Cycles
(per Block)
Word Program commands respectively.
Parameter
Program, Erase Times and Program/Erase endurance cycles
Test Conditions
V
V
V
V
V
V
PP
PP
PP
PP
PP
PP
V
V
V
V
V
PP
PP
PP
PP
PP
= 12V ±5%
= 12V ±5%
= 12V ±5%
= 12V ±5%
= 12V ±5%
= 12V ±5%
= V
= V
= V
= V
= V
DD
DD
DD
DD
DD
100,000
M28W640FCT, M28W640FCB
Min
0.16/0.08
0.02/0.01
M28W640FCT, M28W640FCB
0.32
0.04
Typ
0.4
0.4
10
10
10
1
1
(1)
(1)
Max
200
200
200
10
10
10
10
5
5
4
4
cycles
Unit
µs
µs
µs
s
s
s
s
s
s
s
s