
Data Polling Characteristics (1)
Symbol
Parameter
Min
tDH
Data Hold Time
10
tOEH
OE Hold Time
10
tOE
OE to Output Delay (2)
tWR
Write Recovery Time
0
Notes: 1. These parameters are characterized and not 100% tested.
2. See AC Read Characteristics.
Data Polling Waveforms
AT28C64/X
Typ
Max
Units
ns
ns
ns
ns
Chip Erase Waveforms
tS = tH = 1 µsec (min.)
tW = 10 msec (min.)
VH = 12.0V ± 0.5V
2-199