WF128K32 White Electronic Designs Corporation, WF128K32 Datasheet - Page 5

• Manufacturer Part Number: WF128K32
• Description: Organization = 128Kx32 ;; Speed (ns) = 50-150 ;; Volt = 5 ;; Package = 68 CQFP ;; Temp = C,i,m,q
• Manufacturer: White Electronic Designs Corporation

Write Cycle Time
Chip Select Setup Time
Write Enable Pulse Width
Address Setup Time
Data Setup Time
Data Hold Time
Address Hold Time
Chip Select Hold Time
Write Enable Pulse Width High
Duration of Byte Programming Operation (min)
Sector Erase Time
Read Recovery Time Before Write
V
Chip Programming Time
Output Enable Setup Time
Output Enable Hold Time (1)
Read Cycle Time
Address Access Time
Chip Select Access Time
OE to Output Valid
Chip Select to Output High Z (1)
OE High to Output High Z (1)
Output Hold from Address, CS or OE Change,
whichever is first
arameter
CC
arameter
Setup Time
White Electronic Designs
t
t
t
t
t
t
t
t
t
WHWH1
WHWH2
t
t
t
t
t
t
t
t
t
t
WLWH
DVWH
WHDX
WHWL
AVAV
AVQV
GHQZ
AXQX
AVAV
A V W L
W L A X
WHEH
G H W L
GLQV
EHQZ
ELQV
E L W L
Symbol
Symbol
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
OES
OEH
OE
OH
WC
CS
WP
AS
DS
DH
AH
CH
WPH
VCS
RC
ACC
CE
DF
DF
Min
2.2
5 0
50
25
25
40
20
14
10
Min
0
0
0
0
0
0
50
0
-50
-50
12.5
Max
60
Max
50
50
25
20
20
Min
2.2
5 0
60
30
30
45
20
14
10
Min
0
0
0
0
0
0
60
0
-60
-60
12.5
Max
Max
60
60
30
20
20
60
Min
2.2
5 0
70
35
30
45
20
14
10
Min
0
0
0
0
0
0
70
0
-70
-70
12.5
Max
60
Max
70
70
35
20
20
Min
2.2
90
45
45
45
20
14
5 0
10
Min Max
0
0
0
0
0
0
90
0
-90
-90
12.5
Max
60
90
90
40
25
25
Min
120
2.2
5 0
50
50
50
20
14
10
120
Min
0
0
0
0
0
0
0
-120
-120
12.5
Max
120
120
Max
60
50
30
30
150
Min
2.2
5 0
50
50
50
20
14
10
150
Min
0
0
0
0
0
0
0
-150
-150
12.5
Max
60
Max
150
150
55
35
35
Unit
Unit
sec
sec
µs
µs
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns