YW80C188EC20 Intel, YW80C188EC20 Datasheet - Page 15

• Manufacturer Part Number: YW80C188EC20
• Description: IC MPU 16-BIT 5V 20MHZ 100-SQFP
• Manufacturer: Intel

Specifications of YW80C188EC20

• Processor Type: 80C188
• Features: EC suffix, 16-Bit, Extended Temp
• Speed: 20MHz
• Voltage: 5V
• Mounting Type: Surface Mount
• Package / Case: 100-SQFP
• Family Name: Intel186
• Device Core: 8088
• Device Core Size: 16b
• Frequency (max): 20MHz
• Supply Voltage 1 (typ): 5V
• Operating Supply Voltage (max): 5.5V
• Operating Supply Voltage (min): 4.5V
• Operating Temp Range: 0C to 70C
• Operating Temperature Classification: Commercial
• Mounting: Surface Mount
• Pin Count: 100
• Package Type: SQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 864139

Pinout
Tables 3 and 4 list the pin names with package loca-
tion for the 100-pin Plastic Quad Flat Pack (PQFP)
component Figure 4 depicts the PQFP package as
viewed from the top side of the component (i e con-
tacts facing down)
Tables 5 and 6 list the pin names with package loca-
tion for the 100-pin EIAJ Quad Flat Pack (QFP) com-
ponent Figure 5 depicts the QFP package as viewed
AD0
AD1
AD2
AD3
AD4
AD5
AD6
AD7
AD8 (A8)
AD9 (A9)
AD10 (A10)
AD11 (A11)
AD12 (A12)
AD13 CAS0
(A13 CAS0)
AD14 CAS1
(A14 CAS1)
AD15 CAS2
(A15 CAS2)
A16 S3
A17 S4
A18 S5
A19 S6 ONCE
Name
AD Bus
Pin
73
72
71
70
66
65
64
63
60
59
58
57
56
55
54
53
77
76
75
74
ALE
BHE (RFSH)
S0
S1
S2
RD
WR
READY
DEN
DT R
LOCK
HOLD
HLDA
INTA
Power and Ground
Name
V
V
V
V
V
V
V
V
V
V
V
V
V
V
Table 3 PQFP Pin Functions with Location
CC
CC
CC
CC
CC
CC
CC
SS
SS
SS
SS
SS
SS
SS
Name
Bus Control
Pin
13
14
38
62
67
69
86
12
15
37
39
61
68
87
Pin
52
51
78
79
80
50
49
85
47
46
48
44
45
34
from the top side of the component (i e contacts
facing down)
Tables 7 and 8 list the pin names with package loca-
tion for the 100-pin Shrink Quad Flat Pack (SQFP)
component Figure 6 depicts the SQFP package as
viewed from the top side of the component (i e con-
tacts facing down)
RESIN
RESOUT
CLKIN
OSCOUT
CLKOUT
TEST BUSY
(TEST)
PEREQ (V
NCS (N C )
ERROR (V
PDTMR
NMI
INT0
INT1
INT2
INT3
INT4
INT5
INT6
INT7
Processor Control
Name
80C186EC 188EC 80L186EC 188EC
SS
CC
)
)
Pin
10
11
83
81
35
84
82
30
31
32
33
40
41
42
43
8
7
6
9
UCS
LCS
P1 7 GCS7
P1 6 GCS6
P1 5 GCS5
P1 4 GCS4
P1 3 GCS3
P1 2 GCS2
P1 1 GCS1
P1 0 GCS0
P2 7 CTS1
P2 6 BCLK1
P2 5 TXD1
P2 4 RXD1
P2 3 CTS0
P2 2 BCLK0
P2 1 TXD0
P2 0 RXD0
P3 5
P3 4
P3 3 DMAI1
P3 2 DMAI0
P3 1 TXI1
P3 0 RXI1
T0IN
T0OUT
T1IN
T1OUT
DRQ0
DRQ1
DRQ2
DRQ3
WDTOUT
Name
I O
100
Pin
88
89
90
91
92
93
94
95
96
97
23
22
21
20
19
18
17
16
29
28
27
26
25
24
98
99
36
3
2
5
4
1
15