AT49F001-90PI Atmel, AT49F001-90PI Datasheet - Page 12
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AT49F001-90PI
Manufacturer Part Number
AT49F001-90PI
Description
IC FLASH 1MBIT 90NS 32DIP
Manufacturer
Atmel
Datasheet
1.AT49F001-55VC.pdf
(22 pages)
Specifications of AT49F001-90PI
Format - Memory
FLASH
Memory Type
FLASH
Memory Size
1M (128K x 8)
Speed
90ns
Interface
Parallel
Voltage - Supply
4.5 V ~ 5.5 V
Operating Temperature
-40°C ~ 85°C
Package / Case
32-DIP (0.600", 15.24mm)
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Other names
AT49F00190PI
Data Polling Characteristics
Notes:
Data Polling Waveforms
Toggle Bit Characteristics
Notes:
Toggle Bit Waveforms
Notes:
12
Symbol
t
t
t
t
Symbol
t
t
t
t
t
DH
OEH
OE
WR
DH
OEH
OE
OEHP
WR
1. These parameters are characterized and not 100% tested.
2. See t
1. These parameters are characterized and not 100% tested.
2. See t
1. Toggling either OE or CE or both OE and CE will operate toggle bit. The t
2. Beginning and ending state of I/O6 will vary.
3. Any address location may be used but the address should not vary.
AT49F001(N(T)
input(s).
Parameter
Data Hold Time
OE Hold Time
OE to Output Delay
Write Recovery Time
Parameter
Data Hold Time
OE Hold Time
OE to Output Delay
OE High Pulse
Write Recovery Time
OE
OE
spec in AC Read Characteristics.
spec in AC Read Characteristics.
I/O6
WE
CE
OE
WE
CE
OE
I/O7
A0-A16
t
DH
(2)
(2)
(1)(2)(3)
(1)
t
(1)
t
OEH
DH
t
OEH
t
OE
t
OE
An
HIGH Z
An
HIGH Z
t
OEHP
An
Min
Min
150
10
10
10
10
0
0
OEHP
An
specification must be met by the toggling
An
Typ
Typ
t
WR
t
WR
Max
Max
1008D–FLASH–2/03
Units
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns