ics9248-168 Integrated Device Technology, ics9248-168 Datasheet - Page 5

• Manufacturer Part Number: ics9248-168
• Description: Amd - K7?? Clock Generator For Mobile System
• Manufacturer: Integrated Device Technology

Byte 3: Active/Inactive Register
(1= enable, 0 = disable)
Byte 5: Peripheral , Active/Inactive Register
(1= enable, 0 = disable)
Notes:
1. Inactive means outputs are held LOW and are disabled
2. Latched Frequency Selects (FS#) will be inverted logic
Byte 1: CPU, Active/Inactive Register
(1= enable, 0 = disable)
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B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
from switching.
load of the input frequency select pin conditions.
t i
t i
t i
t i
t i
t i
t i
t i
t i
t i
t i
t i
t i
t i
t i
t i
t i
t i
t i
t i
t i
t i
t i
t i
T I
T I
T I
7
6
5
4
3
2
1
0
7
6
5
4
3
2
1
0
7
6
5
4
3
2
1
0
I P
I P
4
I P
, 1
2 2
2 4
2 4
2 2
8 4
7 4
6 4
N
3 2
3 2
-
-
-
-
-
-
-
-
5
4
N
-
-
N
-
-
0 4
#
#
#
P
P
W
P
1
1
1
1
1
1
1
1
W
1
1
1
1
1
1
1
1
W
D
1
1
1
1
1
1
1
1
D
D
R
R
R
R
R
R
R
R
F
F
F
C
R
C
R
C
e
e
e
e
e
e
e
e
R
S
8 4
2
R
R
R
R
e s
e s
e s
e s
e s
e s
e s
e s
S
S
S
P
e
P
e
P
E
_ 4
0
1
2
e s
e s
e
E
E
E
e
U
U
U
v r
v r
v r
v r
v r
v r
v r
v r
M
e s
e s
L
F
F
F
C
C
C
v r
v r
8 4
d e
d e
d e
d e
d e
d e
d e
d e
4 2
0
1
2
H
v r
v r
L
L
L
d e
d e
D
M
D
z
K
K
K
d e
4 _
d e
D
E
H
E
T
0
# 8
S
E
C /
z
S
=
C
S
C
1
5 .
0
R
C
R
=
X
P I
R
P I
1
5 .
P I
1
I T
I T
=
X
I T
1
O
O
X
1
=
N
O
N
1
N
X
5
Byte 4: SDRAM , Active/Inactive Register
(1= enable, 0 = disable)
Byte 2: PCI, Active/Inactive Register
(1= enable, 0 = disable)
Byte 6: Peripheral , Active/Inactive Register
(1= enable, 0 = disable)
Note: Don’t write into this register, writing into this
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
t i
t i
t i
t i
t i
t i
t i
t i
t i
t i
t i
t i
t i
t i
t i
T I
t i
t i
t i
t i
t i
t i
t i
t i
t i
T I
T I
7
6
5
4
3
2
1
0
7
6
5
4
3
2
0
1
6
4
2
0
7
5
3
1
register can cause malfunction
I P
I P
I P
7 2
8 2
9 2
2 3
3 3
6 3
7 3
N
-
N
-
-
-
-
-
-
-
-
2 1
0 1
5 1
1 1
4
9
8
5
N
#
#
#
P
P
P
W
W
0
0
0
0
0
0
1
1
W
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
D
D
D
R
R
R
R
R
R
R
R
R
S
S
S
S
S
S
S
P
P
P
P
P
P
P
P
D
D
D
D
D
D
D
e
e
e
e
e
e
e
e
e
e s
e s
e s
e s
e s
e s
e s
e s
C
C
C
C
C
C
C
C
e s
R
R
R
R
R
R
R
C I
C I
C I
C I
C I
C I
C I
C I
v r
v r
v r
v r
v r
v r
v r
v r
A
A
A
A
A
A
A
v r
M
M
M
M
M
M
M
d e
d e
d e
d e
d e
d e
d e
d e
L
L
L
L
L
L
L
L
d e
ICS9248-168
D
D
K
K
K
K
K
K
K
K
D
_
5
4
3
2
1
0
E
_
6
5
4
3
2
1
0
E
F
E
F
S
S
S
C
C
C
R
R
R
P I
P I
P I
I T
I T
I T
O
O
O
N
N
N