AT49F1025-55JC Atmel, AT49F1025-55JC Datasheet - Page 8

• Manufacturer Part Number: AT49F1025-55JC
• Manufacturer: Atmel

Specifications of AT49F1025-55JC

• Cell Type: NOR
• Density: 1Mb
• Access Time (max): 55ns
• Interface Type: Parallel
• Boot Type: Bottom
• Address Bus: 16b
• Operating Supply Voltage (typ): 5V
• Operating Temp Range: 0C to 70C
• Package Type: PLCC
• Program/erase Volt (typ): 4.5 to 5.5V
• Sync/async: Asynchronous
• Operating Temperature Classification: Commercial
• Operating Supply Voltage (min): 4.5V
• Operating Supply Voltage (max): 5.5V
• Word Size: 16b
• Number Of Words: 64K
• Supply Current: 50mA
• Mounting: Surface Mount
• Pin Count: 44
• Lead Free Status / Rohs Status: Not Compliant

AC Word Load Characteristics
AC Word Load Waveforms
WE Controlled
CE Controlled
8
Symbol
t
t
t
t
t
t
t
t
AS
AH
CS
CH
WP
DS
DH
WPH
, t
, t
OES
OEH
AT49F1024/1025
Parameter
Address, OE Setup Time
Address Hold Time
Chip Select Setup Time
Chip Select Hold Time
Write Pulse Width (WE or CE)
Data Setup Time
Data, OE Hold Time
Write Pulse Width High
ADDRESS
DATA
ADDRESS
DATA
WE
OE
CE
WE
OE
CE
IN
IN
t
t
OES
t
OES
t
t
t
CS
AS
AS
CS
t
t
AH
AH
t
t
WP
WP
t
t
DS
DS
t
t
OEH
t
OEH
CH
t
CH
t
t
Min
t
DH
t
WPH
50
50
50
40
WPH
DH
0
0
0
0
Max
Units
ns
ns
ns
ns
ns
ns
ns
ns
0765I–05/01