AT49F1604-70TC ATMEL [ATMEL Corporation], AT49F1604-70TC Datasheet - Page 14

• Manufacturer Part Number: AT49F1604-70TC
• Description: 16-Megabit 1M x 16/2M x 8 5-volt Only Flash Memory
• Manufacturer: ATMEL [ATMEL Corporation]

Program Cycle Characteristics
Program Cycle Waveforms
Sector or Chip Erase Cycle Waveforms
Notes:
14
Symbol
t
t
t
t
t
t
t
t
t
BP
AS
AH
DS
DH
WP
WPH
EC
SEC
1.
2.
3.
OE must be high only when WE and CE are both low.
For chip erase, the address should be 5555. For sector erase, the address depends on what sector is to be erased. (See
note 3 under command definitions.)
For chip erase, the data should be 10H, and for sector erase, the data should be 30H.
Byte/Word Programming Time
Address Set-up Time
Address Hold Time
Data Set-up Time
Data Hold Time
Write Pulse Width
Write Pulse Width High
Chip Erase Cycle Time
Sector Erase Cycle Time
Parameter
A0-A19
AT49F16X4(T)
DATA
A0 -A19
WE
OE
CE
DATA
WE
OE
CE
(1)
t
AS
t
AS
5555
WORD 0
t
5555
AH
AA
t
AH
AA
t
t
DS
WP
2AAA
t
DS
t
WP
WORD 1
t
2AAA
DH
55
t
DH
55
5555
t
WPH
WORD 2
5555
80
PROGRAM CYCLE
t
WPH
A0
Min
100
50
50
50
5555
0
0
WORD 3
ADDRESS
AA
INPUT
DATA
2AAA
WORD 4
55
Typ
200
10
t
BP
Note 2
WORD 5
Note 3
t
EC
5555
Max
50
10
AA
seconds
Units
ms
ns
ns
ns
ns
ns
ns
s