at49bv320ct ATMEL Corporation, at49bv320ct Datasheet - Page 26

• Manufacturer Part Number: at49bv320ct
• Description: 32-megabit 2m X 16 3-volt Only Flash Memory
• Manufacturer: ATMEL Corporation

36. Program Cycle Characteristics
37. Program Cycle Waveforms
38. Sector Erase Cycle Waveforms
Notes:
26
Symbol
t
t
t
t
t
t
t
t
t
t
t
t
t
BP
AS
AH
DS
DH
WP
WPH
WC
RP
SEC1
SEC2
ES
PS
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.
AT49BV320C(T)
Parameter
Word Programming Time
Address Setup Time
Address Hold Time
Data Setup Time
Data Hold Time
Write Pulse Width
Write Pulse Width High
Write Cycle Time
Reset Pulse Width
Sector Erase Cycle Time (4K Word Sectors)
Sector Erase Cycle Time (32K Word Sectors)
Erase Suspend Time
Program Suspend Time
A0-A20
DATA
A0 - A20
WE
OE
CE
DATA
WE
OE
CE
(2)
t
AS
XX
t
WC
t
(1)
XX
WORD 0
AS
t
WC
(1)
20
Note 3
t
AH
t
WPH
t
AH
t
WPH
SA
ADDRESS
(4)
t
t
WORD 1
WP
DS
INPUT DATA
t
t
D0
WP
DS
PROGRAM CYCLE
t
DH
t
DH
t
BP
Min
500
45
45
40
30
70
0
0
t
EC
Typ
0.3
0.8
12
Max
120
3.0
6.0
15
20
3372F–FLASH–4/05
seconds
seconds
Units
µs
ns
ns
ns
ns
ns
ns
ns
ns
µs
µs