參數(shù)資料
型號: MB814100D-60
廠商: Fujitsu Limited
英文描述: CMOS 4 M ×1 BIT Fast Page Mode DRAM(CMOS 4 M ×1位速頁面存取模式動態(tài)RAM)
中文描述: 的CMOS 4米× 1位快速頁面模式的DRAM(的CMOS 4米× 1位速頁面存取模式動態(tài)內(nèi)存)
文件頁數(shù): 8/23頁
文件大?。?/td> 238K
代理商: MB814100D-60
8
MB814100D-60/MB814100D-70
I
AC CHARACTERISTICS
(Continued)
(At recommended operating conditions unless otherwise noted.) Notes 3, 4, 5
No.
Parameter
Notes
Symbol
MB814100D-60
MB814100D-70
Unit
Min.
Max.
Min.
Max.
31
WE Pulse Width
t
WP
10
10
ns
32
Write Command to RAS Lead Time
t
RWL
15
20
ns
33
Write Command to CAS Lead Time
t
CWL
20
20
ns
34
DIN Set Up Time
t
DS
0
0
ns
35
DIN Hold Time
t
DH
15/18
15/18
ns
36
RAS to WE Delay Time
t
RWD
60
70
ns
37
CAS to WE Delay Time
t
CWD
15
20
ns
38
Column Address to WE Lead Time
t
AWD
30
35
ns
39
RAS Precharge Time to CAS
Active Time (Refresh cycles)
t
RPC
10
10
ns
40
CAS Set Up Time for CAS -before-
RAS Refresh
t
CSR
0
0
ns
41
CAS Hold Time for CAS -before-
RAS Refresh
t
CHR
10
10
ns
42
WE Set Up Time from RAS*
18
t
WSR
10
10
ns
43
WE Hold Time from RAS*
18
t
WHR
10
10
ns
44
Fast Page Mode RAS Pulse Width
t
RASP
200000
200000
ns
45
Fast Page Mode Read/Write
Cycle Time
t
PC
40
45
ns
46
Fast Page Mode Read-Modify-Write
Cycle Time
t
PRWC
65
70
ns
47
Access Time from CAS Precharge
t
CPA
35
40
ns
48
Fast Page Mode CAS Precharge Time
t
CP
10
10
ns
49
Fast Page Mode RAS Hold Time
CAS Precharge
t
RHCP
35
40
ns
50
Fast Page Mode CAS Precharge Time
WE Delay Time
t
CPWD
35
40
ns
19
15
15
15
18
18
9, 16
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