Intel 80C186EA Preliminary Information page 18

80C186EA 80C188EA 80L186EA 80L188EA
Table 7 QFP (EIAJ) Package Location with Pin Names
Location Name
1 AD15 (A15)
2 V
CC
3 A16
4 A17
5 A18
6 A19 S6
7 BHE (RFSH)
8 WR QS1
9 RD QSMD
10 ALE QS0
11 N C
12 V
SS
13 V
SS
14 N C
15 N C
16 CLKIN
17 OSCOUT
18 RESOUT
19 CLKOUT
20 ARDY
NOTE
Pin names in parentheses apply to the 80C186EA 80L188EA
NOTES
1 The nine-character alphanumeric code (XXXXXXXXD) underneath the product number is the Intel FPO number
2 Pin names in parentheses apply to the 80C186EA 80L188EA
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Location Name
21 S2
22 S1
23 S0
24 V
SS
25 HLDA
26 HOLD
27 SRDY
28 LOCK
29 TEST BUSY
30 NMI
31 INT0
32 INT1 SELECT
33 V
CC
34 V
CC
35 INT2 INTA0
36 INT3 INTA1
IRQ
37 DT R
38 PDTMR
39 DEN
40 MCS0 PEREQ
Figure 6 Quad Flat Pack (EIAJ) Pinout Diagram
Location Name
41 MCS1 ERROR
42 MCS2
43 MCS3 NCS
44 V
CC
45 UCS
46 LCS
47 PCS6 A2
48 PCS5 A1
49 PCS4
50 PCS3
51 PCS2
52 PCS1
53 V
SS
54 PCS0
55 RESIN
56 T1OUT
57 T0OUT
58 T1IN
59 T0IN
60 DRQ1
Location Name
61 DRQ0
62 V
SS
63 N C
64 AD0
65 AD8 (A8)
66 AD1
67 AD9 (A9)
68 AD2
69 AD10 (A10)
70 AD3
71 AD11 (A11)
72 V
CC
73 V
CC
74 AD4
75 AD12 (A12)
76 AD5
77 AD13 (A13)
78 AD6
79 AD14 (A14)
80 AD7
272432 – 6
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