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参数资料
| 型号： | MA31751 |
| 厂商： | Dynex Semiconductor Ltd. |
| 英文描述： | Memory Management & Block Protection Unit |
| 中文描述： | 内存管理 |
| 文件页数： | 9/17页 |
| 文件大小： | 160K |
| 代理商： | MA31751 |
MA31751
9/17
6.0 TIMING PARAMETERS
Parameter
DSN falling to data bus active (XIO Read)
DSN falling to data from MMU valid (XIO Read)
Data valid after DSN rising (XIO Read)
Data bus inactive after DSN rising (XIO Read)
Address and control setups to ASIN rising
Address and control hold after ASIN falling
CSN setup to DSN rising (1750B) (XIO)
CSN hold after DSN rising (1750B) (XIO)
Data hold after DSN rising (XIO Write)
Data setup to DSN rising (XIO Write)
ASIN falling to EAS falling
Extended address valid to EAS rising
ASIN rising to EA bus valid (MMU cache hit)
EA bus valid to PRPEN active
ASIN rising to EA bus valid (MMU cache miss)
ASIN rising to MPROEN active (MMU cache hit)
ASIN rising to MPROEN active (MMU cache miss)
ASIN rising to MPROEN active (2 cache hits)
ASIN rising to MPROEN active (1 miss, 1 cache hit)
ASIN rising to MPROEN active (No MMU, BPU miss)
ASIN rising to MPROEN active (MMU and BPU miss)
MPROEN setup to BPUVALIDN falling
ASIN rising to GLPE falling
RESETN falling to GLPE/MPROEN/PRPEN rising
MPROEN valid after ASIN falling
ASIN rising to EAS rising (XIO Cycles)
DMAKN setup to ASIN rising
DMAKN hold after ASIN falling
PS[0:3] to MPROEN valid
PRPEN hold after ASIN falling
Mil-Std-883, method 5005, subgroups 9, 10 and 11
Min
-
-
10
-
15
5
75
0
10
5
-
5
-
5
-
-
-
-
-
-
-
5
-
-
5
-
10
0
5
10
Max
40
90
-
45
-
-
-
-
-
-
30
30
40
15
80
60
105
60
105
50
185
-
-
-
-
15
-
-
40
-
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
Figure 10: Timing Parameters
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相关代理商/技术参数 |
参数描述 |
|---|---|
| MA31753 | 制造商:DYNEX 制造商全称:Dynex Semiconductor 功能描述:DMA Controller (DMAC) For An MA31750 System |
| MA31755 | 制造商:DYNEX 制造商全称:Dynex Semiconductor 功能描述:16-Bit Feedthrough Error Detection & Correction Unit EDAC |
| MA318 | 功能描述:CPU与芯片冷却器 INTEL P111 FC-PGA RoHS:否 制造商:ADLINK Technology 尺寸: 电压额定值: 功率额定值: 速度: 气流: 系列: |
| MA3180 | 制造商:PANASONIC 制造商全称:Panasonic Semiconductor 功能描述:Silicon planar type |
| MA3180-H | 制造商:PANASONIC 制造商全称:Panasonic Semiconductor 功能描述:Silicon planar type |
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