IC41SV4105
AC CHARACTERISTICS(1,2,3,4,5,6)
(Recommended Operating Conditions unless otherwise noted.)
-50
-70
-100
Max. Units
Symbol
Parameter
Min.
Max.
Min. Max.
Min.
tRC
Random READ or WRITE Cycle Time
90
−
50
14
25
10K
−
130
−
70
20
35
10K
−
180
−
100
25
50
10K
−
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
(6, 7)
tRAC
tCAC
tAA
Access Time from RAS
−
−
−
50
30
8
−
−
−
70
50
20
10
70
20
0
−
−
−
100
70
25
10
100
25
0
(6, 8, 15)
Access Time from CAS
Access Time from Column-Address(6)
RAS Pulse Width
tRAS
tRP
RAS Precharge Time
tCAS
tCP
CAS Pulse Width(23)
10K
10K
10K
CAS Precharge Time(9)
CAS Hold Time (21)
8
−
−
36
−
−
50
−
−
75
tCSH
tRCD
tASR
tRAH
tASC
tCAH
tAR
50
19
0
RAS to CAS Delay Time(10, 20)
Row-Address Setup Time
Row-Address Hold Time
Column-Address Setup Time(20)
Column-Address Hold Time(20)
−
−
−
−
−
−
−
−
−
−
−
−
8
10
0
15
0
0
8
15
70
20
100
Column-Address Hold Time
(referenced to RAS)
40
−
−
−
tRAD
tRAL
tRPC
tRSH
tCLZ
tCRP
tOD
RAS to Column-Address Delay Time(11)
Column-Address to RAS Lead Time
RAS to CAS Precharge Time
RAS Hold Time
14
25
0
25
−
−
−
−
15
35
5
35
−
−
−
−
20
50
5
50
−
−
−
−
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
14
3
20
3
25
3
CAS to Output in Low-Z(15, 24)
CAS to RAS Precharge Time(21)
Output Disable Time(19, 24)
5
−
5
−
5
−
3
15
15
−
−
−
3
20
20
−
−
−
3
25
25
−
−
−
tOE
Output Enable Time(15, 16)
−
5
-
-
tOES
tRCS
tRRH
OE LOW to CAS HIGH Setup Time
Read Command Setup Time(17, 20)
5
5
0
0
0
Read Command Hold Time
0
0
0
(referenced to RAS)(12)
tRCH
Read Command Hold Time
0
−
0
−
0
−
ns
(referenced to CAS)(12, 17, 21)
tWCH
tWCR
Write Command Hold Time(17)
8
−
−
10
70
−
−
15
−
−
ns
ns
Write Command Hold Time
40
100
(referenced to RAS)(17)
tWP
Write Command Pulse Width(17)
8
−
−
−
−
−
10
20
20
0
−
−
−
−
−
15
25
25
0
−
−
−
−
−
ns
ns
ns
ns
ns
tRWL
tCWL
tWCS
tDHR
Write Command to RAS Lead Time(17)
Write Command to CAS Lead Time(17, 21)
Write Command Setup Time(14, 17, 20)
Data-in Hold Time (referenced to RAS)
14
14
0
40
50
60
Integrated Circuit Solution Inc.
7
DR032-0A 10/29/2001
ISSI [ INTEGRATED SILICON SOLUTION, INC ]
