AT28LV256 Просмотр технического описания (PDF) - Atmel Corporation
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AT28LV256 Datasheet PDF : 10 Pages
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Data Polling Characteristics (1)
Symbol
Parameter
Min
tDH
Data Hold Time
0
tOEH
OE Hold Time
0
tOE
OE to Output Delay (2)
tWR
Write Recovery Time
0
Notes: 1. These parameters are characterized and not 100% tested.
Typ
Max
2. See AC Read Characteristics.
Data Polling Waveforms
Units
ns
ns
ns
ns
Toggle Bit Characteristics (1)
Symbol
Parameter
Min
tDH
Data Hold Time
10
tOEH
OE Hold Time
10
tOE
OE to Output Delay (2)
tOEHP
OE High Pulse
150
tWR
Write Recovery Time
0
Notes: 1. These parameters are characterized and not 100% tested.
Toggle Bit Waveforms
Typ
Max
2. See AC Read Characteristics.
Units
ns
ns
ns
ns
ns
Notes: 1. Toggling either OE or CE or both OE and CE will
operate toggle bit.
2. Beginning and ending state of I/O6 will vary.
2-152
AT28LV256
3. Any address location may be used but the
address should not vary.
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