AT49F080-90TC Atmel, AT49F080-90TC Datasheet - Page 8

• Manufacturer Part Number: AT49F080-90TC
• Manufacturer: Atmel

Specifications of AT49F080-90TC

• Cell Type: NOR
• Density: 8Mb
• Access Time (max): 90ns
• Interface Type: Parallel
• Boot Type: Bottom
• Address Bus: 20b
• Operating Supply Voltage (typ): 5V
• Operating Temp Range: 0C to 70C
• Package Type: TSOP-I
• Program/erase Volt (typ): 5V
• Sync/async: Asynchronous
• Operating Temperature Classification: Commercial
• Operating Supply Voltage (min): 4.5V
• Operating Supply Voltage (max): 5.5V
• Word Size: 8b
• Number Of Words: 1M
• Supply Current: 50mA
• Mounting: Surface Mount
• Pin Count: 40
• Lead Free Status / Rohs Status: Not Compliant

Program Cycle Characteristics
Program Cycle Waveforms
Chip Erase Cycle Waveforms
Note:
8
Symbol
t
t
t
t
t
t
t
t
BP
AS
AH
DS
DH
WP
WPH
EC
OE must be high only when WE and CE are both low.
Parameter
Byte Programming Time
Address Set-up Time
Address Hold Time
Data Set-up Time
Data Hold Time
Write Pulse Width
Write Pulse Width High
Erase Cycle Time
A0-A19
A0-A19
DATA
DATA
AT49F080(T)
WE
WE
OE
CE
OE
CE
t
AS
t
AS
5555
5555
BYTE 0
AA
AA
t
t
DS
WP
t
AH
t
t
DS
2AAA
WP
t
AH
BYTE 1
2AAA
55
55
5555
t
t
WPH
DH
BYTE 2
80
5555
t
t
PROGRAM CYCLE
WPH
DH
A0
5555
BYTE 3
AA
ADDRESS
INPUT
DATA
2AAA
Min
BYTE 4
50
50
90
90
0
0
55
5555
t
BYTE 5
BP
Typ
10
10
t
EC
Max
50
10
seconds
Units
ns
ns
ns
ns
ns
ns
s