M29W128GH, M29W128GL
DC and AC parameters
Figure 11. AC measurement I/O waveform
V
CCQ
V
/2
CCQ
0 V
AI05557b
Table 23. Power-up waiting timings
M29W128GH,
M29W128GL
Symbol
Alt.
Parameter
Unit
70 or 60(1) ns
80 ns
tVCHVCQH
VCC(2) High to VCCQ(2) High
Min
Min
Min
Min
Min
0
35
0
µs
µs
µs
µs
µs
(3)
tVCHRH
tVCS
tVIOS
tRH
VCC High to rising edge of RP
VCCQ High to rising edge of RP
RP High to Chip Enable Low
RP High to Write Enable Low
(3)
tVCQHRH
tRHEL
tRHWL
50
500
1. Only available upon customer request.
2. VCC and VCCQ ramps must be synchronized during power-up.
3. If RP is not stable for tVCHRH or tVCQHRH, the device does not permit any Read and Write operations and a hardware reset
is required.
Figure 12. Power-up waiting timings
t
VCHVCQH
V
CC
CCQ
V
t
RHEL
E
t
VCQHRH
RP
W
t
VCHRH
t
RHWL
AI14247
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NUMONYX [ NUMONYX B.V ]
