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M29W160FB Datasheet

  • M29W160FB

  • Numonyx B.V [16 Mbit or 32 Mbit (x 8 or x 16, boot block) 3...

  • NUMONYX   NUMONYX

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Block protection
M29W160FT, M29W160FB, M29W320FT, M29W320FB
Figure 19. Programmer equipment block protect flowchart
START
ADDRESS = BLOCK ADDRESS
Set-up
W = VIH
n=0
G, A9 = VID,
E = VIL
Wait 4 碌s
Protect
W = VIL
(1)
Wait 100 碌s
W = VIH
E, G = VIH,
A0, A6 = VIL,
A1 = VIH
E = VIL
(1)
Wait 4 碌s
G = VIL
Wait 60 ns
Read DATA
Verify
DATA
NO
=
01h
YES
A9 = VIH
E, G = VIH
++n
= 25
YES
NO
End
PASS
A9 = VIH
E, G = VIH
FAIL
AI03469b
1. Address inputs Amax-A12 give the address of the block that is to be protected. It is imperative that they
remain stable during the operation.
2. During the Protect and Verify phases of the algorithm, Chip Enable E must be kept Low, V
IL
.
52/57

M29W160FB PDF文件相關(guān)型號(hào)

M29W160FBB70N3E,M29W160FBB70N3F,M29W160FBB80N3E,M29W160FBB80N3F,M29W160FBB80NSE,M29W160FBT70NSF,M29W160FBT80NSF,M29W320FBB70N3F,M29W320FBB80NSF

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