DC and AC parameters
M29W400DT, M29W400DB
Figure 14. Reset/Block Temporary Unprotect AC waveforms
W, E, G
tPHWL, tPHEL, tPHGL
RB
tRHWL, tRHEL, tRHGL
tPLPX
RP
tPHPHH
tPLYH
AI02931
Table 15. Reset/Block Temporary Unprotect AC characteristics
M29W400D
55
Symbol
Alt
Parameter
Unit
45
70
(1)
tPHWL
RP High to Write Enable Low, Chip Enable
Low, Output Enable Low
tPHEL
tRH
Min
Min
50
50
0
50
ns
ns
(1)
tPHGL
(1)
tRHWL
RB High to Write Enable Low, Chip Enable
Low, Output Enable Low
(1)
tRHEL
tRB
0
0
(1)
tRHGL
tPLPX
tRP
RP Pulse width
Min
Max
Min
500 500 500
10 10 10
500 500 500
ns
µs
ns
(1)
tPLYH
tREADY RP Low to Read mode
tVIDR RP Rise time to VID
(1)
tPHPHH
1. Sampled only, not 100% tested.
34/48
NUMONYX [ NUMONYX B.V ]
