Data Polling Characteristics(1)
Symbol Parameter
tDH
Data Hold Time
tOEH
OE Hold Time
tOE
OE to Output Delay(2)
tWR
Write Recovery Time
Notes: 1. These parameters are characterized and not 100% tested.
2. See tOE spec in AC Read Characteristics.
Data Polling Waveforms
Min
Typ
Max
Units
10
ns
10
ns
ns
0
ns
Toggle Bit Characteristics(1)
Symbol Parameter
tDH
Data Hold Time
tOEH
OE Hold Time
tOE
OE to Output Delay(2)
tOEHP
OE High Pulse
tWR
Write Recovery Time
Notes: 1. These parameters are characterized and not 100% tested.
2. See tOE spec in AC Read Characteristics.
Toggle Bit Waveforms(1)(2)(3)
Min
Typ
Max
Units
10
ns
10
ns
ns
150
ns
0
ns
Notes: 1. Toggling either OE or CE or both OE and CE will operate toggle bit. The tOEHP specification must be met by the toggling
input(s).
2. Beginning and ending state of I/O6 will vary.
3. Any address location may be used by the address should not vary.
8
AT49HF/F010