參數(shù)資料
型號： MCM44B64
廠商： Motorola, Inc.
英文描述： OSC 3.3V 8PIN PROG HCMOS
中文描述： 1MB的二級高速緩存R4000的快速靜態(tài)存儲器模塊集
文件頁數(shù)： 6/8頁
文件大?。?/td> 103K
代理商： MCM44B64
MCM4464 SERIES
6
MOTOROLA FAST SRAM
WRITE CYCLE 1
(WE Controlled, See Notes 1 and 2)
–12
–15
–17
Parameter
Symbol
Min
Max
Min
Max
Min
Max
Unit
Notes
Address Setup Time
tAVWL
tA0VWL
tAVWH
tA0VWH
tWLWH
tWLEH
5
—
5
—
5
—
ns
A0 Setup Time
0
—
0
—
0
—
ns
Address Valid to End of Write
12
—
15
—
17
—
ns
A0 Valid to End of Write
10
—
12
—
14
—
ns
Write Pulse Width
7
—
10
—
12
—
ns
Data Valid to End of Write
tDVWH
tWHDX
tWLQZ
tWHQX
tWHAX
tWHA0X
6
—
7
—
8
—
ns
Data Hold Time
0
—
0
—
0
—
ns
Write Low to Data High–Z
0
4
0
5
0
6
ns
3, 4
Write High to Output Active
3
—
3
—
3
—
ns
3, 4
Write Recovery Time
0
—
0
—
0
—
ns
Write Recovery Time – A0
0
—
0
—
0
—
ns
NOTES:
1. A write occurs during the overlap of DCS or TCS low and WE low.
2. Enable timings are the same for both DCS and TCS.
3. Transition is measured 200 mV from steady–state voltage with load of Figure 1B.
4. This parameter is sampled and not 100% tested.
WRITE CYCLE 1
tA0VWL
DATA VALID
tAVWH
tWHDX
tWLQZ
tWHQX
HIGH–Z
A1 – A15
WE (WRITE ENABLE)
DCS/TCS
(DATA/TAG ENABLE)
Q (DATA OUT)
D (DATA IN)
tWLEH
tWHAX
tAVWL
A0
tWLWH
tDVWH
tWHA0X
tA0VWH
HIGH–Z
相關(guān)PDF資料
PDF描述
MCM44G64 ** MISC CRYSTALS **
MCM44H64 Euronord Enclosure; NEMA Type:1, 4, 4X, 12, 13; Enclosure Material:Polycarbonate; External Height:3.8"; External Width:2.5"; External Depth:1.6"; Enclosure Color:Gray; Cover Color:Gray RoHS Compliant: Yes
MCM44C64 1MB R4000 Secondary Cache Fast Static RAM Module Set
MCM44D64 1MB R4000 Secondary Cache Fast Static RAM Module Set
MCM44E64 1MB R4000 Secondary Cache Fast Static RAM Module Set
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MCM44C256B 制造商:MOTOROLA 制造商全稱:Motorola, Inc 功能描述:4MB R4000 Secondary Cache Fast Static RAM Module Set
MCM44C64 制造商:MOTOROLA 制造商全稱:Motorola, Inc 功能描述:1MB R4000 Secondary Cache Fast Static RAM Module Set
MCM44D256B 制造商:MOTOROLA 制造商全稱:Motorola, Inc 功能描述:4MB R4000 Secondary Cache Fast Static RAM Module Set
MCM44D64 制造商:MOTOROLA 制造商全稱:Motorola, Inc 功能描述:1MB R4000 Secondary Cache Fast Static RAM Module Set
MCM44E64 制造商:MOTOROLA 制造商全稱:Motorola, Inc 功能描述:1MB R4000 Secondary Cache Fast Static RAM Module Set
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