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| M29W640GH Datasheet, PDF (53/90 Pages) Numonyx B.V – 64 Mbit (8Mb x8 or 4Mb x16, Page) 3V supply Flash memory | |||
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M29W640GH, M29W640GL, M29W640GT, M29W640GB
Figure 17. Reset/Block Temporary Unprotect ac waveforms
DC and ac parameters
W, E, G
RB
RP
tPHWL, tPHEL, tPHGL
tPLPX
tPLYH
Figure 18. Accelerated Program Timing waveforms
VPP/WP
VPP
VIL or VIH
tVHVPP
tRHWL, tRHEL, tRHGL
tPHPHH
AI02931B
tVHVPP
AI05563
Table 20. Reset/Block Temporary Unprotect ac Characteristics
Symbol
Alt
Parameter
M29W640GT, M29W640GB,
M29W640GH, M29W640GL
Unit
tPHWL(1)
tPHEL
tPHGL(1)
tRH
RP High to Write Enable Low, Chip Enable Low,
Output Enable Low
Min
200
ns
tRHWL(1)
tRHEL(1)
tRHGL(1)
tRB
RB High to Write Enable Low, Chip Enable Low,
Output Enable Low
Min
0
ns
tPLPX
tRP RP Pulse Width
Min
500
ns
tPLYH
tPHPHH(1)(2)
tVHVPP(1)
tREADY RP Low to Read Mode
tVIDR RP Rise Time to VID
VPP Rise and Fall Time
Max
50
µs
Min
500
ns
Min
500
ns
1. Sampled only, not 100% tested.
2. For Fast program operations using VPP/WP at 12V.
53/90
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