AT49F512-55VU Atmel, AT49F512-55VU Datasheet - Page 10

• Manufacturer Part Number: AT49F512-55VU
• Description: IC FLASH 512KBIT 55NS 32VSOP
• Manufacturer: Atmel

Specifications of AT49F512-55VU

• Format - Memory: FLASH
• Memory Type: FLASH
• Memory Size: 512K (64K x 8)
• Speed: 55ns
• 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: Lead free / RoHS Compliant

17. Program Cycle Characteristics
18. Program Cycle Waveforms
19. Chip Erase Cycle Waveforms
Note:
10
Symbol
t
t
t
t
t
t
t
t
BP
AS
AH
DS
DH
WP
WPH
EC
1. OE must be high only when WE and CE are both low.
AT49F512
A0-A15
DATA
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-A15
WE
OE
CE
DATA
WE
OE
CE
t
AS
t
AS
5555
t
BYTE 0
5555
AH
AA
t
AH
AA
t
t
DS
WP
2AAA
t
t
DS
WP
t
BYTE 1
2AAA
DH
55
t
DH
55
5555
t
WPH
BYTE 2
5555
80
PROGRAM CYCLE
t
WPH
A0
5555
BYTE 3
ADDRESS
AA
INPUT
DATA
2AAA
Min
50
50
90
90
0
0
BYTE 4
55
t
BP
5555
Typ
10
BYTE 5
10
t
EC
Max
50
10
1027H–FLASH–10/05
seconds
Units
µs
ns
ns
ns
ns
ns
ns