參數(shù)資料
型號(hào): MB81V4265-70
廠商: Fujitsu Limited
英文描述: CMOS 256K ×16BIT Hyper Page Mode Dynamic RAM(CMOS 256K ×16 位超級(jí)頁面存取模式動(dòng)態(tài)RAM)
中文描述: 256K × 16位的CMOS超頁模式動(dòng)態(tài)RAM的CMOS(256K × 16位超級(jí)頁面存取模式動(dòng)態(tài)內(nèi)存)
文件頁數(shù): 8/27頁
文件大?。?/td> 366K
代理商: MB81V4265-70
8
MB81V4265-60/-70
(Continued)
No.
Parameter
Notes
Symbol
MB81V4265-60
Min.
10
0
10
77
37
MB81V4265-70
Min.
10
0
10
87
37
Unit
Max.
Max.
36
37
38
39
40
Write Command to CAS Lead Time
DIN Set Up Time
DIN Hold Time
RAS to WE Delay Time
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
CAS Hold Time for CAS-before-RAS
Refresh
Access Time from OE
Output Buffer Turn Off Delay from
OE
OE to RAS Lead Time for Valid Data
OE to CAS Lead Time
OE Hold Time Referenced to WE
OE to Data in Delay Time
DIN to CAS Delay Time
DIN to OE Delay Time
CAS to Data in Delay Time
RAS to Data in Delay Time
Column Address Hold Time from RAS
Write Command Hold Time from RAS
DIN Hold Time Referenced to RAS
OE Precharge Time
OE Hold Time Referenced to CAS
WE Precharge Time
WE to Data in Delay Time
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
Hyper Page Mode CAS Pulse Width
Hyper Page Mode RAS Hold Time from
CAS Precharge
Hyper Page Mode CAS Precharge to
WE Delay Time
t
CWL
t
DS
t
DH
t
RWD
t
CWD
ns
ns
ns
ns
ns
41
*20
t
AWD
47
52
ns
42
t
RPC
10
10
ns
43
t
CSR
0
0
ns
44
t
CHR
10
10
ns
45
*9
t
OEA
20
20
ns
46
*10
t
OEZ
15
15
ns
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
t
OEL
t
COL
t
OEH
t
OED
t
DZC
t
DZO
t
CDD
t
RDD
t
AR
t
WCR
t
DHR
t
OEP
t
OECH
t
WPZ
t
WED
t
RASP
t
HPC
10
5
0
15
0
0
15
15
26
24
24
10
10
10
15
60
25
10
5
0
15
0
0
15
15
26
24
24
10
10
10
15
70
30
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
*16
*17
*17
200000
200000
64
t
HPRWC
66
71
ns
65
66
*9,18
t
CPA
t
CP
10
35
10
40
ns
ns
67
t
RHCP
35
40
ns
68
t
CPWD
52
57
ns
相關(guān)PDF資料
PDF描述
MB81V4265S-60 CMOS 256K ×16 BIT Hyper Page Mode Dynamic RAM(CMOS 256K ×16位超級(jí)頁面存取模式動(dòng)態(tài)RAM)
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MB81V4265S-70 CMOS 256K ×16 BIT Hyper Page Mode Dynamic RAM(CMOS 256K ×16位超級(jí)頁面存取模式動(dòng)態(tài)RAM)
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