參數(shù)資料
型號: MB8117405A-60
廠商: Fujitsu Limited
英文描述: CMOS 4M ×4 BIT Hyper Page Mode Dynamic RAM(CMOS 4M ×4 位超級頁面存取模式動態(tài)RAM)
中文描述: 的CMOS 4米× 4位超頁模式動態(tài)RAM的CMOS(4米× 4位超級頁面存取模式動態(tài)內(nèi)存)
文件頁數(shù): 9/28頁
文件大?。?/td> 348K
代理商: MB8117405A-60
9
MB8117405A-60/MB8117405A-70
I
AC CHARACTERISTICS (Continued)
(At recommended operating conditions unless otherwise noted.)
Notes 3, 4, 5
MB8117405A-70
Min.
10
17
13
0
10
24
89
36
No.
Parameter
Notes
Symbol
MB8117405A-60
Min.
10
15
10
0
10
24
77
32
Unit
Max.
Max.
36 WE Pulse Width
37 Write Command to RAS Lead Time
38 Write Command to CAS Lead Time
39 DIN Set Up Time
40 DIN Hold Time
41 Data Hold Time from RAS
42 RAS to WE Delay Time
43 CAS to WE Delay Time
Column Address to WE Delay
Time
RAS Precharge Time to CAS Active Time
(Refresh cycles)
CAS Set Up Time for CAS-before-RAS
Refresh
47 CAS Hold Time for CAS-before-RAS Refresh
48 Access time from OE
Output Buffer Turn Off Delay
from OE
50 OE to RAS Lead Time for Valid Data
51 OE to CAS Lead Time
OE Hold Time Referenced to
WE
53 OE to Data in Delay Time
54 RAS to Data in Delay Time
55 CAS to Data in Delay Time
56 DIN to CAS Delay Time
57 DIN to OE Delay Time
58 DIN to OE Delay Time
59 OE Hold Time Referenced to CAS
60 WE Precharge Time
61 WE to Date In Delay Time
62 Hyper Page Mode RAS Pulse width
Hyper Page Mode Read/Write
Cycle Time
Hyper Page Mode Read-Modify-Write
Cycle Time
Access Time from CAS
Precharge
66 Hyper Page Mode CAS Precharge Time
Hyper Page Mode RAS Hold Time
from CAS Precharge
Hyper Page Mode CAS Precharge
to WE Delay Time
t
WP
t
RWL
t
CWL
t
DS
t
DH
t
DHR
t
RWD
t
CWD
ns
ns
ns
ns
ns
ns
ns
ns
44
t
AWD
47
54
ns
45
t
RPC
5
5
ns
46
t
CSR
0
0
ns
t
CHR
t
OEA
10
15
12
17
ns
ns
49
t
OEZ
15
17
ns
t
OEL
t
COL
10
5
10
5
ns
ns
52
t
OEH
5
5
ns
t
OED
t
RDD
t
CDD
t
DZC
t
DZO
t
OEP
t
OECH
t
WPZ
t
WED
t
RASP
15
15
15
0
0
8
10
8
15
17
17
17
0
0
8
10
8
17
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
100000
100000
63
t
HPC
25
30
ns
64
t
HPRWC
69
79
ns
65
t
CPA
35
40
ns
t
CP
10
10
ns
67
t
RHCP
35
40
ns
68
t
CPWD
52
59
ns
20
20
20
9
10
16
17
17
9, 18
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