參數(shù)資料
型號: MB86703PF
元件分類: 微控制器/微處理器
英文描述: SPECIALTY MICROPROCESSOR CIRCUIT, PQFP80
封裝: 14 X 20 MM, 0.80 MM PITCH, PLASTIC, QFP-80
文件頁數(shù): 23/32頁
文件大?。?/td> 189K
代理商: MB86703PF
Plug and Play ISA Controller
MB86703
3
NOTES
(1) Pin names enclosed in brackets indicate pin function in DMA mode. If not in brackets the function is the same in both modes.
(2) Numeric suffix indicates output current sink capability. See DC Characteristics section.
(3) PU indicates input pull-up. PD indicates input pull-down. OD indicates open-drain output.
(4) Open drain output in MEMORY mode.
PIN ASSIGNMENT
PIN
NO.
PIN NAME
(1)
TYPE
(1, 2)
OTHER
(3)
PIN
NO.
PIN NAME
(1)
TYPE
(1, 2)
OTHER
(3)
1
GND
-
41
GND
-
2
/MEMCS16{DREQ7}
O 24
Note 4
42
INTB
I
PD
3
/IOCS16
O 8
OD
43
INTC
I
PD
4
SA0
I
-
44
INTD
I
PD
5
SA1
I
-
45
IRQ7
O 12
-
6
SA2
I
-
46
IRQ5
O 12
-
7
SA3
I
-
47
IRQ4
O 12
-
8
SA4
I
-
48
IRQ3
O 12
-
9
SA5
I
-
49
IRQ10
O 12
-
10
SA6
I
-
50
IRQ11
O 12
-
11
SA7
I
-
51
IRQ12
O 12
-
12
SA8
I
-
52
IRQ15
O 12
-
13
SA9
I
-
53
ACTENA
I
PU
14
SA10
I
-
54
SD0
I/O 24
-
15
SA11
I
-
55
SD1
I/O 24
-
16
SA12
I
-
56
GND
-
17
SA13
I
-
57
SD2
I/O 24
-
18
SA14
I
-
58
SD3
I/O 24
-
19
SA15
I
-
59
SD4
I/O 24
-
20
VDD
-
60
VDD
-
21
GND
-
61
GND
-
22
IOCHRDY
O 24
OD
62
SD5
I/O 24
-
23
/IOCSA
O 4
-
63
SD6
I/O 24
-
24
/IOCSB
O 4
-
64
SD7
I/O 24
-
25
/IOCSC
O 4
-
65
GND
-
26
/IOCSD
O 4
-
66
SK
O 4
-
27
/MCSA{DRQA}
O 4 {I}
PD
67
EEPCS
O 4
-
28
/REFRESH{DRQB}
I
PD
68
DI
O 4
-
29
/MCSB{/DACKA}
O 4
-
69
DO
I
PU
30
GND
-
70
VDD
-
31
CLK
I
-
71
BALE{/DACK7}
I
-
32
NC{/DACKB}
{O 4}
-
72
GND
-
33
/IOR
I
-
73
LA17{DREQ0}
I {O 24}
-
34
/IOW
I
-
74
LA18{/DACK0}
I
-
35
AEN
I
-
75
LA19{DREQ3}
I {O 24}
-
36
RESET_DRV
I
PD
76
LA20{/DACK3}
I
-
37
/RESET
O 4
-
77
LA21{DREQ5}
I {O 24}
-
38
RDY
I
-
78
LA22{/DACK5}
I
-
39
INTA
I
PD
79
LA23{DREQ6}
I {O 24}
-
40
VDD
-
80
SA16{/DACK6}
I
-
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