TN80C188EA20 Intel, TN80C188EA20 Datasheet - Page 19

• Manufacturer Part Number: TN80C188EA20
• Description: IC MPU 16-BIT 5V 20MHZ 68-PLCC
• Manufacturer: Intel

Specifications of TN80C188EA20

• Rohs Status: RoHS non-compliant
• Processor Type: 80C188
• Features: EA suffix, 16-Bit, Extended Temp
• Speed: 20MHz
• Voltage: 5V
• Mounting Type: Surface Mount
• Package / Case: 68-PLCC
• Other names: 803497

NOTE
Pin names in parentheses apply to the 80C186EA 80L188EA
NOTE
Pin names in parentheses apply to the 80C186EA 80L188EA
AD0
AD1
AD2
AD3
AD4
AD5
AD6
AD7
AD8 (A8)
AD9 (A9)
AD10 (A10)
AD11 (A11)
AD12 (A12)
AD13 (A13)
AD14 (A14)
AD15 (A15)
A16 S3
A17 S4
A18 S5
A19 S6
10
11
12
13
14
15
16
17
18
19
20
1
2
3
4
5
6
7
8
9
AD Bus
AD0
AD8 (A8)
AD1
N C
AD9 (A9)
AD2
AD10 (A10)
AD3
AD11 (A11)
V
V
AD4
AD12 (A12)
AD5
AD13 (A13)
AD6
AD14 (A14)
AD7
AD15 (A15)
V
CC
CC
CC
12
14
16
18
13
15
17
19
21
22
23
24
1
3
6
8
2
5
7
9
Table 8 SQFP Pin Functions with Package Location
ALE QS0
BHE (RFSH)
S0
S1
S2
RD QSMD
WR QS1
ARDY
SRDY
DEN
DT R
LOCK
HOLD
HLDA
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
N C
N C
N C
N C
Table 9 SQFP Pin Locations with Pin Names
No Connection
Bus Control
A16 S3
A17 S4
A18 S5
A19 S6
N C
BHE (RFSH)
WR QS1
RD QSMD
ALE QS0
V
V
X1
X2
RESET
N C
CLKOUT
ARDY
S2
S1
S0
SS
SS
25
35
72
29
26
40
39
38
28
27
37
44
56
54
45
43
42
4
80C186EA 80C188EA 80L186EA 80L188EA
V
V
V
V
V
V
V
V
V
V
V
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
RESIN
RESOUT
CLKIN
OSCOUT
CLKOUT
TEST BUSY
NMI
INT0
INT1 SELECT
INT2 INTA0
INT3 INTA1
PDTMR
CC
CC
CC
CC
CC
CC
SS
SS
SS
SS
SS
Power and Ground
Processor Control
V
HLDA
HOLD
SRDY
LOCK
TEST BUSY
NMI
INT0
INT1 SELECT
V
V
INT2 INTA0
INT3 INTA1
DT R
PDTMR
DEN
MCS0 PEREQ
MCS1 ERROR
MCS2
MCS3 NPS
SS
CC
CC
10
11
20
50
51
61
30
31
41
70
80
73
34
32
33
36
46
47
48
49
52
53
55
UCS
LCS
MCS0 PEREQ
MCS1 ERROR
MCS2
MCS3 NPS
PCS0
PCS1
PCS2
PCS3
PCS4
PCS5 A1
PCS6 A2
TMR IN 0
TMR IN 1
TMR OUT 0
TMR OUT 1
DRQ0
DRQ1
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
V
UCS
LCS
PCS6 A2
PCS5 A1
PCS4
PCS3
PCS2
PCS1
V
PCS0
N C
RES
TMR OUT 1
TMR OUT 0
TMR IN 1
TMR IN 0
DRQ1
DRQ0
V
I O
CC
SS
SS
62
63
57
58
59
60
71
69
68
67
66
65
64
77
76
75
74
79
78
19
19