at49bv3218 ATMEL Corporation, at49bv3218 Datasheet - Page 17

• Manufacturer Part Number: at49bv3218
• Description: 32-megabit 2mx16/4mx8 3-volt Only Flash Memory
• Manufacturer: ATMEL Corporation

Program Cycle Characteristics
Program Cycle Waveforms
2452F–FLASH–10/02
Symbol
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
BP
AS
AH
DS
DH
WP
WPH
WC
SR/W
RP
RH
EC
SEC1
SEC2
ES
A 0 - A20
DA T A
WE
OE
CE
Parameter
Byte/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
Latency between Read and Write Operations
Reset Pulse Width
Reset High Time before Read
Chip Erase Cycle Time
Sector Erase Cycle Time (4K Word Sectors)
Sector Erase Cycle Time (32K Word Sectors)
Erase Suspend Time
t
AS
555
t
WC
t
AH
AA
t
t
DS
WP
AAA
t
DH
55
555
PROGRAM CYCLE
t
WPH
A0
ADDRESS
INPUT DATA
Min
500
90
50
50
35
85
50
50
0
0
t
SR/W
AT49BV/LV3218(T)
Typ
200
15
13
60
READ ADDRESS
t
t
ACC
BP
VALID
OUTPUT
DATA
Max
300
20
90
15
seconds
Units
ms
ms
µs
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
µs
17