White Electronic Designs
V
CC
= 5.0V, GND = 0V, -55°C
≤
T
A
≤
+125°C
Parameter
Write Cycle Time
Chip Select Setup Time
Write Enable Pulse Width
Address Setup Time
Data Setup Time
Data Hold Time
Address Hold Time
Write Enable Pulse Width High
Duration of Byte Programming Operation (1)
Sector Erase Time (2)
Read Recovery Time before Write
VCC Set-up Time
Chip Programming Time
Output Enable Setup Time
Output Enable Hold Time (4)
Chip Erase Time (3)
NOTES:
1. Typical value for t
WHWH1
is 7μs.
2. Typical value for t
WHWH2
is 1sec.
3. Typical value for Chip Erase Time is 8sec.
4. For Toggle and Data Polling.
t
OES
t
OEH
0
10
64
Symbol
t
AVAV
t
ELWL
t
WLWH
t
AVWH
t
DVWH
t
WHDX
t
WHAX
t
WHWL
t
WHWH1
t
WHWH2
t
GHWL
t
VCS
0
50
11
0
10
64
t
WC
t
CS
t
WP
t
AS
t
DS
t
DH
t
AH
t
WPH
Min
60
0
40
0
40
0
40
20
300
15
0
50
11
0
10
64
-60
Max
Min
70
0
45
0
45
0
45
20
300
15
0
50
11
-70
Max
Min
90
0
45
0
45
0
45
20
300
15
-90
Max
WF512K32-XXX5
AC CHARACTERISTICS – WRITE/ERASE/PROGRAM OPERATIONS,WE# CONTROLLED
Min
120
0
50
0
50
0
50
20
300
15
0
50
11
0
10
64
0
10
64
0
50
11
-120
Max
Min
150
0
50
0
50
0
50
20
300
15
-150
Max
Unit
ns
ns
ns
ns
ns
ns
ns
ns
μs
sec
ns
μs
sec
ns
ns
sec
AC CHARACTERISTICS – WRITE/ERASE/PROGRAM OPERATIONS,WE# CONTROLLED
V
CC
= 5.0V, -55°C
≤
T
A
≤
+125°C
Parameter
Read Cycle Time
Address Access Time
Chip Select Access Time
Output Enable to Output Valid
Chip Select to Output High Z (1)
Output Enable High to Output High Z (1)
Output Hold from Address, CS# or OE#
Change, whichever is First
1. Guaranteed by design, but not tested
Symbol
t
AVAV
t
AVQV
t
ELQV
t
GLQV
t
EHQZ
t
GHQZ
t
AXQX
t
RC
t
ACC
t
CE
t
OE
t
DF
t
DF
t
OH
0
Min
60
60
60
30
20
20
0
-60
Max
Min
70
70
70
35
20
20
0
-70
Max
Min
90
90
90
35
20
20
0
-90
Max
Min
120
120
120
50
30
30
0
-120
Max
Min
150
150
150
55
35
35
-150
Max
Unit
ns
ns
ns
ns
ns
ns
ns
March 2006
Rev. 11
5
White Electronic Designs Corporation • (602) 437-1520 • www.whiteedc.com
WEDC [ WHITE ELECTRONIC DESIGNS CORPORATION ]
