参数资料
型号: S80C186XL20
厂商: INTEL CORP
元件分类: 微控制器/微处理器
英文描述: 16-BIT, 20 MHz, MICROPROCESSOR, PQFP80
封装: EIAJ, QFP-80
文件页数: 13/48页
文件大小: 762K
代理商: S80C186XL20
80C186XL80C188XL
Table 6 QFP Pin Functions with Location
AD Bus
AD0
64
AD1
66
AD2
68
AD3
70
AD4
74
AD5
76
AD6
78
AD7
80
AD8 (A8)
65
AD9 (A9)
67
AD10 (A10)
69
AD11 (A11)
71
AD12 (A12)
75
AD13 (A13)
77
AD14 (A14)
79
AD15 (A15)
1
A16S3
3
A17S4
4
A18S5
5
A19S6
6
Bus Control
ALEQS0
10
BHE (RFSH)7
S0
23
S1
22
S2
21
RD QSMD
9
WR QS1
8
ARDY
20
SRDY
27
DEN
38
DTR
37
LOCK
28
HOLD
26
HLDA
25
No Connection
NC
2
NC
11
NC
14
NC
15
NC
24
NC
43
NC
44
NC
62
NC
63
Processor Control
RES
55
RESET
18
X1
16
X2
17
CLKOUT
19
TEST BUSY
29
NMI
30
INT0
31
INT1SELECT
32
INT2INTA0
35
INT3INTA1
36
Power and Ground
VCC
33
VCC
34
VCC
72
VCC
73
VSS
12
VSS
13
VSS
53
IO
UCS
45
LCS
46
MCS0 PEREQ
39
MCS1 ERROR
40
MCS2
41
MCS3 NPS
42
PCS0
54
PCS1
52
PCS2
51
PCS3
50
PCS4
49
PCS5 A1
48
PCS6 A2
47
TMR IN 0
59
TMR IN 1
58
TMR OUT 0
57
TMR OUT 1
56
DRQ0
61
DRQ1
60
NOTE
Pin names in parentheses apply to the 80C188XL
Table 7 QFP Pin Locations with Pin Names
1
AD15 (A15)
2
NC
3
A16S3
4
A17S4
5
A18S5
6
A19S6
7
BHE (RFSH)
8WR QS1
9RD QSMD
10
ALEQS0
11
NC
12
VSS
13
VSS
14
NC
15
NC
16
X1
17
X2
18
RESET
19
CLKOUT
20
ARDY
21
S2
22
S1
23
S0
24
NC
25
HLDA
26
HOLD
27
SRDY
28
LOCK
29
TEST BUSY
30
NMI
31
INT0
32
INT1SELECT
33
VCC
34
VCC
35
INT2INTA0
36
INT3INTA1
37
DTR
38
DEN
39
MCS0 PEREQ
40
MCS1 ERROR
41
MCS2
42
MCS3 NPS
43
NC
44
NC
45
UCS
46
LCS
47
PCS6 A2
48
PCS5 A1
49
PCS4
50
PCS3
51
PCS2
52
PCS1
53
VSS
54
PCS0
55
RES
56
TMR OUT 1
57
TMR OUT 0
58
TMR IN 1
59
TMR IN 0
60
DRQ1
61
DRQ0
62
NC
63
NC
64
AD0
65
AD8 (A8)
66
AD1
67
AD9 (A9)
68
AD2
69
AD10 (A10)
70
AD3
71
AD11 (A11)
72
VCC
73
VCC
74
AD4
75
AD12 (A12)
76
AD5
77
AD13 (A13)
78
AD6
79
AD14 (A14)
80
AD7
NOTE
Pin names in parentheses apply to the 80C188XL
20
相关PDF资料
PDF描述
S80C188XL20 16-BIT, 20 MHz, MICROPROCESSOR, PQFP80
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