參數(shù)資料
型號(hào): MB814100C-70
廠商: Fujitsu Limited
英文描述: CMOS 4 M ×1 BIT Fast Page Mode DRAM(CMOS 4 M ×1位快速頁(yè)面存取模式動(dòng)態(tài)RAM)
中文描述: 的CMOS 4米× 1位快速頁(yè)面模式的DRAM(的CMOS 4米× 1位快速頁(yè)面存取模式動(dòng)態(tài)內(nèi)存)
文件頁(yè)數(shù): 8/24頁(yè)
文件大小: 273K
代理商: MB814100C-70
8
MB814100C-60/MB814100C-70
I
AC CHARACTERISTICS (Continued)
(At recommended operating conditions unless otherwise noted.)
Notes 3, 4, 5
MB814100C-70
No.
Parameter
Notes
Symbol
MB814100C-60
Unit
Min.
Max.
Min.
Max.
29
Write Command Set Up Time
t
WCS
0
0
ns
30
Write Command Hold Time
t
WCH
10
10
ns
31
WE Pulse Width
t
WP
10
10
ns
32
Write Command to RAS Lead Time
t
RWL
15
18
ns
33
Write Command to CAS Lead Time
t
CWL
15
18
ns
34
DIN Set Up Time
t
DS
0
0
ns
35
DIN Hold Time
t
DH
10
10
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 Delay
Time
t
AWD
30
35
ns
39
RAS Precharge Time to CAS Active
Time (Refresh cycles)
t
RPC
5
5
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 SetUp Time from RAS
t
WSR
0
0
ns
43
WE Hold Time from RAS
t
WHR
10
10
ns
51
Fast Page Mode Read/Write Cycle Time
t
PC
40
45
ns
52
Fast Page Mode Read-Modify-Write
Cycle Time
t
PRWC
60
68
ns
53
Access Time from CAS
Precharge
t
CPA
35
40
ns
54
Fast Page Mode CAS Precharge Time
t
CP
10
10
ns
55
Fast Page Mode RAS Pulse width
t
RASP
200000
200000
ns
56
Fast Page Mode RAS Hold Time from
CAS Precharge
t
RHCP
35
40
ns
57
Fast Page Mode CAS Precharge to WE
Delay Time
t
CPWD
35
40
ns
15
15
15
15
18
18
9, 16
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