23
3591A–FLASH–12/05
AT49BV160D(T)
37. Program Cycle Waveforms
38. Sector Erase Cycle Waveforms
Notes:
1. Any address can be used to load the data.
2. OE must be high only when WE and CE are both low.
3. The data can be 40H or 10H.
4. The address depends on what sector is to be erased.
36. Program Cycle Characteristics
Symbol
Parameter
Min
Typ
Max
Units
t
BP
Word Programming Time
10
120
µs
t
BPD
Word Programming Time in Dual Programming Mode
5
60
µs
t
AS
Address Setup Time
20
ns
t
AH
Address Hold Time
0
ns
t
DS
Data Setup Time
25
ns
t
DH
Data Hold Time
0
ns
t
WP
Write Pulse Width
25
ns
t
WPH
Write Pulse Width High
15
ns
t
WC
Write Cycle Time
70
ns
t
RP
Reset Pulse Width
500
ns
t
SEC1
Sector Erase Cycle Time (4K Word Sectors)
0.1
2.0
seconds
t
SEC2
Sector Erase Cycle Time (32K Word Sectors)
0.5
6.0
seconds
t
ES
Erase Suspend Time
15
µs
t
PS
Program Suspend Time
10
µs
t
ERES
Delay between Erase Resume and Erase Suspend
500
µs
OE
PROGRAM CYCLE
INPUT DATA
Note 3
ADDRESS
tBP
tWP
CE
WE
A0 - A19
DATA
tWPH
tAS
tAH
tDH
tDS
tWC
XX
(1)
OE
(2)
D0
XX
(1)
20
WORD 0
WORD 1
SA
(4)
t
WPH
t
WP
CE
WE
A0-A19
DATA
t
AS
t
AH
t
SEC1/2
t
DH
t
DS
t
WC
