V53C16258SLK45 Просмотр технического описания (PDF) - Mosel Vitelic, Corp
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V53C16258SLK45
Mosel Vitelic, Corp
V53C16258SLK45 Datasheet PDF : 20 Pages
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MOSEL VITELIC
AC Characteristics (Cont’d)
V53C16258L
35
40
45
50
# Symbol Parameter
Min. Max. Min. Max. Min. Max. Min. Max. Unit Notes
33 tDH
Data in Hold Time
5
34 tWOH
Write to OE Hold Time
5
35 tOED
OE to Data Delay Time
5
36 tRWC
Read-Modify-Write Cycle Time
90
37 tRRW
Read-Modify-Write Cycle RAS Pulse
59
Width
38 tCWD
CAS to WE Delay
23
39 tRWD
RAS to WE Delay in Read-
46
Modify-Write Cycle
40 tCRW
CAS Pulse Width (RMW)
34
41 tAWD
Col. Address to WE Delay
29
42 tPC
EDO Page Mode Read or Write Cycle
14
Time
5
6
7
6
7
8
6
7
8
110
115
130
75
80
87
30
32
34
58
62
68
48
50
52
38
41
42
15
17
19
ns 14
ns 14
ns 14
ns
ns
ns 12
ns 12
ns
ns 12
ns
43 tCP
44 tCAR
45 tCAP
46 tDHR
47 tCSR
CAS Precharge Time
Column Address to RAS Setup Time
Access Time from Column Precharge
Data in Hold Time Referenced to RAS
CAS Setup Time CAS-before-RAS
Refresh
4
5
6
7
ns
18
20
22
24
ns
20
23
25
27 ns
7
25
30
35
40
ns
8
10
10
10
ns
48 tRPC
RAS to CAS Precharge Time
0
0
0
0
ns
49 tCHR
CAS Hold Time CAS-before-RAS Refresh 8
10
10
10
ns
50 tPCM
EDO Page Mode Read-Modify-Write
43
60
65
70
ns
Cycle Time
51 tCOH
52 tOES
53 tOEH
Output Hold After CAS Low
OE Low to CAS High Setup Time
OE Hold Time from WE during
Read-Modify Write Cycle
3
5
5
5
ns
3
5
5
5
ns
5
10
10
10
ns
54 tOEP
OE High Pulse Width
55 tT
Transition Time (Rise and Fall)
Optional Self Refresh
8
10
10
10
ns
1.5 50 1.5 50 1.5 50 1.5 50 ns 15
56 tREF
57 tRASS
58 tRPS
59 tCHS
60 tCHD
Refresh Interval (512 Cycles)
8
8
8
8 ms 17
RAS Pulse Width During Self Refresh
100
100
100
100
µs
18
RAS Precharge Time During Self Refresh 100
100
100
100
µs
18
CAS Hold Time Width During Self Refresh 100
100
100
100
µs
18
CAS Low Time During Self Refresh
100
100
100
100
µs
18
V53C16258L Rev. 1.1 June 1999
6
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