AT49F002T-70VI Atmel, AT49F002T-70VI Datasheet - Page 10
![IC FLASH 2MBIT 70NS 32VSOP](/photos/7/21/72187/453-32-vsop_sml.jpg)
AT49F002T-70VI
Manufacturer Part Number
AT49F002T-70VI
Description
IC FLASH 2MBIT 70NS 32VSOP
Manufacturer
Atmel
Datasheet
1.AT49F002T-70VI.pdf
(17 pages)
Specifications of AT49F002T-70VI
Format - Memory
FLASH
Memory Type
FLASH
Memory Size
2M (256K x 8)
Speed
70ns
Interface
Parallel
Voltage - Supply
4.5 V ~ 5.5 V
Operating Temperature
-40°C ~ 85°C
Package / Case
32-VSOP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Data Polling Characteristics
Notes:
Data Polling Waveforms
Toggle Bit Characteristics
Notes:
Toggle Bit Waveforms
Notes:
10
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.
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
AT49F002(N)(T)
OE
OE
spec in AC Read Characteristics.
spec in AC Read Characteristics.
I/O6
WE
CE
OE
WE
CE
OE
I/O7
A0-A17
(2)
(2)
t
DH
(1)(2)(3)
(1)
(1)
t
DH
t
OEH
t
OEH
t
t
OE
OE
An
HIGH Z
An
HIGH Z
t
OEHP
An
OEHP
Min
Min
150
10
10
10
10
0
0
An
specification must be met by the toggling
An
Typ
Typ
t
WR
t
WR
Max
Max
Units
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns