M29DW641F70N1 NUMONYX [Numonyx B.V], M29DW641F70N1 Datasheet - Page 20
M29DW641F70N1
Manufacturer Part Number
M29DW641F70N1
Description
64 Mbit (4Mb x16, Multiple Bank, Page, Boot Block) 3V Supply Flash Memory
Manufacturer
NUMONYX [Numonyx B.V]
Datasheet
1.M29DW641F70N1.pdf
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Hardware Protection
4
4.1
4.2
20/80
Hardware Protection
The M29DW641F features hardware Protection/Unprotection. Refer to
Hardware Block Protection/unprotection using V
Write Protect
The V
descriptions
Temporary Block Unprotect
When held at V
all the blocks previously protected using a High voltage Block Protection technique.
Table 6.
1. The temporary unprotection is valid only for the blocks that have been protected using the High voltage
Protection Technique (see
Software Protection method (Standard or Password) do not follow this rules.
V
V
IH
PP
PP
V
V
PPH
or V
/WP
IL
/WP pin protects the four outermost parameter blocks (refer to
ID
for a detailed description of the signals).
Hardware Protection
ID
, the Reset/Block Temporary Unprotect pin, RP, will temporarily unprotect
V
IH
RP
V
V
V
or V
IH
ID
ID
Appendix D: High voltage Block Protection
ID
4 outermost parameter blocks protected from Program/Erase
Operations
All blocks temporarily unprotected except the 4 outermost
blocks
All blocks temporarily unprotected
All blocks temporarily unprotected
(1)
PP
/WP and RP pins.
Function
). The blocks protected using a
Table 6
Section 2: Signal
M29DW641F
for details on
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