參數(shù)資料
型號(hào): Intel387 sx
廠商: Intel Corp.
英文描述: SX Math Coprocessor(32位數(shù)學(xué)協(xié)處理器)
中文描述: 山西數(shù)學(xué)協(xié)處理器(32位數(shù)學(xué)協(xié)處理器)
文件頁數(shù): 5/47頁
文件大?。?/td> 443K
代理商: INTEL387 SX
Intel387
TM
SX MATH COPROCESSOR
1.0
PIN ASSIGNMENT
The Intel387 SX Math CoProcessor pinout as
viewed from the top side of the component is shown
in Figure 1-1. V
CC
and V
SS
(GND) connections must
be made to multiple pins. The circuit board should
include V
CC
and V
SS
planes for power distribution
and all V
CC
and V
SS
pins must be connected to the
appropriate plane.
NOTE:
Pins identified as N.C. should remain completely
unconnected.
240225–1
Figure 1-1. Intel387
TM
SX Math CoProcessor Pinout
Table 1-1. Pin Cross ReferenceDFunctional Grouping
BUSY
Y
PEREQ
ERROR
Y
36
56
35
D00
D01
D02
D03
D04
D05
D06
D07
D08
D09
D10
D11
D12
D13
D14
D15
19
20
23
V
CC
4
9
V
SS
5
N.C.
1
14
21
25
27
32
34
38
42
55
60
61
63
66
10
17
18
52
65
67
68
13
22
26
31
33
37
39
43
46
50
58
62
64
8
7
6
3
2
ADS
Y
CMD0
Y
NPS1
Y
NPS2
STEN
W/R
Y
47
48
44
45
40
41
24
28
29
30
16
15
12
11
READY
Y
READYO
Y
49
57
CKM
CPUCLK2
NUMCLK2
59
54
53
RESETIN
51
5
5
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