MOSEL VITELIC
AC Characteristics
T
A
= 0°C to 70°C, V
CC
= 5 V
±10%,
V
SS
= 0V unless otherwise noted
AC Test conditions, input pulse levels 0 to 3V
JEDEC
Symbol
t
RL1RH1
t
RL2RL2
t
RH2RL2
t
RL1CH1
t
CL1CH1
t
RL1CL1
t
WH2CL2
t
AVRL2
t
RL1AX
t
AVCL2
t
CL1AX
35
Symbol
t
RAS
t
RC
t
RP
t
CSH
t
CAS
t
RCD
t
RCS
t
ASR
t
RAH
t
ASC
t
CAH
Parameter
RAS
Pulse Width
Read or Write Cycle Time
RAS
Precharge Time
CAS
Hold Time
CAS
Pulse Width
RAS
to
CAS
Delay
Read Command Setup Time
Row Address Setup Time
Row Address Hold Time
Column Address Setup Time
Column Address Hold Time
RAS
Hold Time (Read Cycle)
CAS
to
RAS
Precharge Time
Read Command Hold Time
Referenced to
CAS
Read Command Hold Time
Referenced to
RAS
RAS
Hold Time
Referenced to
OE
Access Time from
OE
Access Time from
CAS
Access Time from
RAS
Access Time from Column
Address
21
22
23
t
CL1QX
t
CH2QZ
t
RL1AX
t
LZ
t
HZ
t
AR
OE
or
CAS
to Low-Z Output
OE
or
CAS
to High-Z Output
Column Address Hold Time
from
RAS
24
t
RL1AV
t
RAD
RAS
to Column Address
Delay Time
RAS
or
CAS
Hold Time
in Write Cycle
Write Command to
CAS
Lead Time
11
17
12
20
13
23
14
26
0
0
28
6
0
0
30
6
0
0
35
7
0
0
40
8
40
45
50
V53C8126H
#
1
2
3
4
5
6
7
8
9
10
11
12
13
14
Min. Max. Min. Max. Min. Max. Min. Max. Unit
35
70
25
35
12
16
0
0
6
0
4
12
5
0
23
75K
40
75
25
40
12
17
0
0
7
0
5
12
5
0
28
75K
45
80
25
45
13
18
0
0
8
0
6
13
5
0
32
75K
50
90
30
50
14
19
0
0
9
0
7
14
5
0
36
75K
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
Notes
4
t
CL1RH1(R)
t
RSH (R)
t
CH2RL2
t
CH2WX
t
CRP
t
RCH
5
15
t
RH2WX
t
RRH
0
0
0
0
ns
5
16
t
OEL1RH2
t
ROH
8
8
9
10
ns
17
18
19
20
t
GL1QV
t
CL1QV
t
RL1QV
t
AVQV
t
OAC
t
CAC
t
RAC
t
CAA
12
12
35
18
12
12
40
20
13
13
45
22
14
14
50
24
ns
ns
ns
ns
6, 7
6, 8, 9
6, 7, 10
ns
ns
ns
16
16
ns
11
25
t
CL1RH1(W)
t
RSH (W)
12
12
13
14
ns
26
t
WL1CH1
t
CWL
12
12
13
14
ns
V53C8126H Rev. 1.1 July 1997
5
MOSEL [ MOSEL VITELIC, CORP ]
