AT49F001-12VI View Datasheet(PDF) - Atmel Corporation
Part Name
Description
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AT49F001-12VI Datasheet PDF : 16 Pages
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Data Polling Characteristics(1)
Symbol
Parameter
Min
Typ
Max
Units
tDH
Data Hold Time
10
ns
tOEH
OE Hold Time
10
ns
tOE
OE to Output Delay(2)
ns
tWR
Write Recovery Time
0
ns
Notes: 1. These parameters are characterized and not 100% tested.
2. See tOE spec in AC Read Characteristics.
DATA Polling Waveforms
WE
CE
tOEH
OE
tDH
tOE
HIGH Z
tWR
I/O7
A0-A16
An
An
An
An
An
Toggle Bit Characteristics(1)
Symbol
Parameter
Min
Typ
Max
Units
tDH
Data Hold Time
10
ns
tOEH
OE Hold Time
10
ns
tOE
OE to Output Delay(2)
ns
tOEHP
OE High Pulse
150
ns
tWR
Write Recovery Time
0
ns
Notes: 1. These parameters are characterized and not 100% tested.
2. See tOE spec in AC Read Characteristics.
Toggle Bit Waveforms(1)(2)(3)
WE
CE
OE
tOEH
tOEHP
tDH tOE
HIGH Z
I/O6
tWR
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 but the address should not vary.
10
AT49F001(N)(T)
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