MO SEL VITELIC
V53C806H
AC Characteristics (Cont’d)
40
45
50
60
#
Symbol
Parameter
Min. Max. Min. Max. Min. Max. Min. Max. Unit Notes
30 tWCR
Write Command Hold Time
from RAS
30
35
40
45
ns
31 tRWL
32 tDS
Write Command to RAS Lead Time
Data in Setup Time
12
0
13
0
14
0
15
0
ns
ns
ns
ns
ns
ns
ns
14
14
14
14
33 tDH
Data in Hold Time
5
6
7
10
34 tWOH
35 tOED
36 tRWC
37 tRRW
Write to OE Hold Time
6
7
8
10
OE to Data Delay Time
Read-Modify-Write Cycle Time
6
7
8
10
110
115
80
130
87
170
105
Read-Modify-Write Cycle RAS Pulse 75
Width
38 tCWD
39 tRWD
CAS to WE Delay
30
58
32
62
34
68
40
85
ns
ns
12
12
RAS to WE Delay in Read-Modify-
Write Cycle
40 tCRW
41 tAWD
42 tPC
CAS Pulse Width (RMW)
Col. Address to WE Delay
48
38
23
50
41
25
52
42
28
65
58
40
ns
ns
ns
12
Fast Page Mode
Read or Write Cycle Time
43 tCP
CAS Precharge Time
5
6
7
8
ns
ns
44 tCAR
Column Address to RAS Setup
Time
20
22
24
30
45 tCAP
46 tDHR
47 tCSR
Access Time from Column
Precharge
23
25
27
34
ns
ns
ns
7
Data in Hold Time Referenced
to RAS
30
10
35
10
40
10
50
10
CAS Setup Time CAS-before-RAS
Refresh
48 tRPC
49 tCHR
RAS to CAS Precharge Time
0
8
0
0
0
ns
ns
CAS Hold Time CAS-before-RAS
Refresh
10
12
15
50 tPCM
Fast Page Mode Read-Modify-Write 60
Cycle Time
65
3
70
3
85
3
ns
51 tT
Transition Time (Rise and Fall)
Refresh Interval (1024 Cycles)
3
50
16
50
16
50
16
50
16
ns
15
52 tREF
ms
V53C806H Rev. 1.6 April 1998
6
MOSEL [ MOSEL VITELIC, CORP ]
