EDI88128CS
AC CHARACTERISTICS – WRITE CYCLE (15 to 20ns)
VCC = 5.0V, Vss = 0V, -55°C ≤ TA ≤ +125°C
Symbol
JEDEC
15ns*
17ns
20ns
Parameter
Alt.
Min
Max
Min
Max
Min
Max
Units
Write Cycle Time
tAVAV
tWC
15
17
20
ns
Chip Enable to End of Write
tELWH
tELEH
tAVWL
tAVEL
tAVWH
tAVEH
tWLWH
tWLEH
tWHAX
tEHAX
tWHDX
tEHDX
tCW
tCW
tAS
tAS
tAW
tAW
tWP
tWP
tWR
tWR
tDH
tDH
12
12
0
0
12
12
12
12
0
0
0
0
13
13
0
0
13
13
13
13
0
0
0
0
15
15
0
0
15
15
15
15
0
0
0
0
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
Address Setup Time
Address Valid to End of Write
Write Pulse Width
Write Recovery Time
Data Hold Time
Write to Output in High Z (1)
Data to Write Time
tWLQZ
tDVWH
tDVEH
tWHZ
tDW
tDW
0
7
7
7
0
8
8
8
0
10
10
8
ns
ns
ns
Output Active from End of Write (1)
tWHQX
tWLZ
3
3
3
ns
1. This parameter is guaranteed by design but not tested.
AC CHARACTERISTICS – WRITE CYCLE (25 to 55ns)
VCC = 5.0V, Vss = 0V, -55°C ≤ TA ≤ +125°C
Symbol
25ns
35ns
45ns
55ns
Parameter
JEDEC
Alt.
Min
Max
Min
Max
Min
Max
Min
Max
Units
Write Cycle Time
tAVAV
tWC
25
35
45
55
ns
Chip Enable to End of Write
tE1LWH
tELEH
tAVWL
tAVEL
tAVWH
tAVEH
tWLWH
tWLEH
tWHAX
tEHAX
tWHDX
tEHDX
tCW
tCW
tAS
tAS
tAW
tAW
tWP
tWP
tWR
tWR
tDH
tDH
20
20
0
0
20
20
20
20
0
0
0
0
25
25
0
0
25
25
30
30
0
0
0
0
35
35
0
0
35
35
30
30
5
5
0
0
45
45
0
0
45
45
35
35
5
5
0
0
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
Address Setup Time
Address Valid to End of Write
Write Pulse Width
Write Recovery Time
Data Hold Time
Write to Output in High Z (1)
Data to Write Time
tWLQZ
tDVWH
tDVEH
tWHZ
tDW
tDW
0
15
15
10
0
20
20
13
0
20
20
15
0
25
25
20
ns
ns
ns
Output Active from End of Write (1)
tWHQX
tWLZ
3
3
3
3
ns
1. This parameter is guaranteed by design but not tested.
4
4249.14E-0816-ss-EDI88128CS
Mercury Corp. - Memory and Storage Solutions • (602) 437-1520 • www.mrcy.com
MERCURY [ MERCURY UNITED ELECTRONICS INC ]
