w83977eg Winbond Electronics Corp America, w83977eg Datasheet - Page 10

• Manufacturer Part Number: w83977eg
• Description: Winbond Isa I/o W83977ef W83977eg
• Manufacturer: Winbond Electronics Corp America

3. PIN CONFIGURATION
SCI#/DRQ0/GP17
DACK0#/GP16
IRQ15/GP15
IRQ14/GP14
IOCHRDY
DACK1#
DACK2#
DACK3#
DRQ1
DRQ2
DRQ3
IOR#
IOW#
VCC
AEN
VSS
D0
D1
D2
D3
D4
D5
D7
TC
D6
MR
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
I
R
Q
1
2
1
0
2
C
L
K
1 2 3 4 5 6 7 8 9
I
N
Q
1
1
1
0
1
I
R
D
R
V
D
E
N
0
1
0
0
I
R
Q
1
0
D
R
V
D
E
N
1 ,
G
P
1
0
C
/
S
,
I
I
R
Q
1
9
9
D
S
K
/
C
H
G
I
R
Q
3
9
8
/
H
E
A
D
I
R
Q
4
9
7
/
R
D
A
T
A
Q
5
W
I
R
/
P
9
6
Q
6
I
R
/
T
R
A
K
0
9
5
I
R
Q
7
W
9
4
/
E
W
N
C
/
D
9
3
1
0
I
R
Q
9
9
2
1
1
/
S
T
E
P
A
1
5
9
1
1
2
/
D
I
R
V
S
S
1
3
9
0
/
M
O
B
A
1
4
1
4
/
D
S
A
8
9
A
1
3
W83977EF-AW/W83977EG-AW
1
5
/
D
S
B
8
8
A
1
2
1
6
/
M
O
A
8
7
1
A
1
8
6
1
7
/
I
N
D
E
X
V
C
C
S
L
C
T
8
5
1
8
-8-
A
1
0
8
4
1
9
P
E
A
9
V
C
C
8
3
2
0
A
8
B
U
S
8
2
2
1
Y
A
7
8
1
2
2
/
A
C
K
A
6
2
3
8
0
P
D
7
A
5
P
D
6
7
9
2
4
A
4
7
8
V
S
S 5
2
5
A
3
2
6
7
7
P
D
A
2
2
7
7
6
P
D
4
A
1
7
5
2
8
P
D
3
A
0
7
4
2
9
2
P
D
P
A
N
S
W
I
N
#
/
G
P
2
3
7
3
3
0
P
D
1
G
P
2
2
7
2
P
D
0
P
A
N
S
W
O
U
T
#
/
3
1
V
S
B
3
2
S
L
I
N T
7
1
/
G
P
2
1
3
3
I
N
I
S
M
I
#
/
7
0
/
P
W
R
C
T
L
#
/
G
P
2
0
/
E
R
R
6
9
3
4
/
A
F
D
M
C
L
K
6
8
3
5
S
K
C
L
K
/
T
B
6
7
3
6
/
R
I
B
6
6
3
7
R
R
X
I
3
8
6
5
I
R
T
X
/
R
I
A
64
63
62
61
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
40
39
DCDA#
XTAL1
VSS
XTAL2
MDATA
KDATA
KBLOCK/GP13
KBRST/GP12
GA20/GP11
VCC
DCDB#
SOUTB/PEN48
SINB
VBAT
DTRB#
RTSB
DSRB#
CTSB#
SOUTA/PENKBC
SINA
DTRA#/PNPCSV#
RTSA#/HEFRAS
DSRA#
CTSA#
CIRRX/GP24
SUSCIN#/GP25