M28W320EB-ZB STMICROELECTRONICS [STMicroelectronics], M28W320EB-ZB Datasheet - Page 15

• Manufacturer Part Number: M28W320EB-ZB
• Description: 32 Mbit (2Mb x16, Boot Block) 3V Supply Flash Memory
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

Table 6. Memory Blocks Protection Truth Table
Note: 1. X = Don’t Care
Table 7. Program, Erase Times and Program/Erase Endurance Cycles
Note: 1. Typical time to program a Main or Parameter Block using the Double Word Program and the Quadruple Word Program commands
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)
V
V
DD
DD
2. V
V
or V
or V
respectively.
PP
V
PP
X
IL
(1)
PPH
PPH
must also be greater than the Program Voltage Lock Out V
Parameter
(2)
(2)
V
V
V
RP
V
IH
IH
IH
IL
Test Conditions
V
V
V
V
V
V
WP
PP
PP
PP
PP
PP
PP
V
V
X
X
V
V
V
V
V
IH
IL
PP
PP
PP
PP
PP
(1)
= 12V ±5%
= 12V ±5%
= 12V ±5%
= 12V ±5%
= 12V ±5%
= 12V ±5%
= V
= V
= V
= V
= V
DD
DD
DD
DD
DD
PPLK
(blocks #0 and #1)
Lockable Blocks
Unprotected
.
100,000
Protected
Protected
Protected
Min
M28W320EB
0.16/0.08
0.02/0.01
M28W320EBT, M28W320EBB
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
Other Blocks
Unprotected
Unprotected
Protected
Protected
cycles
Unit
µs
µs
µs
s
s
s
s
s
s
s
s
15/45