M29W640GH, M29W640GL, M29W640GT, M29W640GB
Table 21. Data polling and data toggle ac characteristics
DC and ac parameters
M29W640GT, M29W640GB,
M29W640GH, M29W640GL
Symbol
Alt
Parameter
Unit
60
70
90
Address setup time to Output Enable Low
during Toggle bit polling
tAXGL
tASO
Min
10
10
10
ns
tGHAX
tEHAX
Address hold time from Output Enable during
Toggle bit polling
tAHT
Min
Min
Min
10
10
20
10
10
20
10
10
20
ns
ns
ns
tEHEL2
tCEPH Chip Enable High during Toggle bit polling
tWHGL2
tGHGL2
Output Hold time during Data and Toggle bit
Polling
tOEH
55/90