w83977ctf Winbond Electronics Corp America, w83977ctf Datasheet - Page 14

• Manufacturer Part Number: w83977ctf
• Description: Winbond I/o
• Manufacturer: Winbond Electronics Corp America

PIN CONFIGURATION
SCI#/DRQ0/GP17
DACK0#/GP16
IRQ14/GP14
IRQ15/GP15
IOCHRDY
DACK1#
DACK2#
DACK3#
DRQ1
DRQ2
DRQ3
IOW#
IOR#
AEN
VCC
VSS
MR
D0
D1
D2
D3
D4
D5
D6
D7
TC
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
1
0
2
1 2 3 4 5 6 7 8 9
C
L
K
I
N
I
R
Q
1
2
1
0
1
D
R
V
D
E
N
0
I
R
Q
1
1
1
0
0
D
R
V
D
E
N
1 ,
1
C
G
P
0 ,
/
S
I
R
Q
1
0
I
9
9
/
D
S
K
C
H
G
I
R
Q
1
9
8
/
H
E
A
D
I
R
Q
3
9
7
/
R
D
A
T
A
I
R
Q
4
9
6
/
W
P
I
R
Q
5
9
5
/
T
R
A
K
0
I
R
Q
6
9
4
/
W
E
I
R
Q
7
9
3
1
0
/
W
D
N
C
9
2
1
1
I
R
Q
9
/
S
T
E
P
9
1
1
2
/
D
I
R
A
1
5
9
0
1
3
/
M
O
B
V
S
S
1
4
/
D
S
A
8
9
A
1
4
1
5
/
D
S
B
A
1
3
8
8
/
M
O
A
A
1
2
1
6
8
7
-5 -
/
I
N
D
E
X
A
1
1
1
7
8
6
S
L
C
T
V
C
C
8
5
1
8
P
E
A
1
0
8
4
1
9
V
C
C
A
9
2
0
8
3
B
U
S
Y
A
8
8
2
2
1
A
7
/
A
C
K
8
1
2
2
A
6
2
3
P
D
7
8
0
A
5
P
D
6
7
9
2
4
A
4
V
S
S
7
8
2
5
A
3
P
D
5
2
6
7
7
P
D
4
A
2
2
7
7
6
P
D
3
A
1
7
5
2
8
P
D
2
A
0
7
4
2
9
P
D
1
G
P
2
3
P
A
N
S
W
I
N
#
/
7
3
3
0
P
D
0
P
A
N
S
W
O
U
T
#
/
G
P
2
2
7
2
3
1
Publication Release Date: March 1999
/
S
L
I
N
V
S
B
3
2
7
1
/
I
N
I
T
S
M
I
#
/
G
P
2
1
3
3
7
0
0
/
E
R
R
P
W
R
C
T
L
#
/
G
P
2
6
9
3
4
/
A
F
D
M
C
L
K
6
8
3
5
W83977EF/ CTF
/
S
T
B
K
C
L
K
6
7
3
6
I
R
R
X
/
R
I
B
6
6
3
7
/
R
I
A
I
R
T
X
3
8
6
5
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
PRELIMINARY
VBAT
XTAL1
VSS
XTAL2
MDATA
KDATA
KBLOCK/GP13
KBRST/GP12
GA20/GP11
VCC
DCDB#
SOUTB/PEN48
SINB
DTRB#
RTSB
DSRB#
CTSB#
DCDA#
SOUTA/PENKBC
SINA
DTRA#/PNPCSV#
RTSA#/HEFRAS
DSRA#
CTSA#
CIRRX/GP24
SUSCIN#/GP25
Revision A1