ICS9248AG-92LF IDT, Integrated Device Technology Inc, ICS9248AG-92LF Datasheet - Page 6

• Manufacturer Part Number: ICS9248AG-92LF
• Description: IC PENTIUM II CLOCK CHIP 48TSSOP
• Manufacturer: IDT, Integrated Device Technology Inc
• Type: Frequency Generatorr

Specifications of ICS9248AG-92LF

• Input: Crystal
• Output: Clock
• Frequency - Max: 100MHz
• Voltage - Supply: 3.135 V ~ 3.465 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 48-TSSOP
• Frequency-max: 100MHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 9248AG-92LF

Note: PWD = Power-Up Default
Byte 1: CPU, 24/48 MHz Clock Register
Byte 3: SDRAM Clock Register
Byte 5: Peripheral Clock Register
Notes: 1 = Enabled; 0 = Disabled, outputs held low
Notes: 1 = Enabled; 0 = Disabled, outputs held low
Notes: 1 = Enabled; 0 = Disabled, outputs held low
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
1
0
7
6
5
4
3
2
1
0
PWD = Power-Up Default
I P
I P
6 2
7 2
9 2
0 3
2 3
6 3
3 3
5 3
5 4
I P
N
2
N
-
-
-
-
-
1
2 4
3 2
2 2
1 4
#
N
-
-
-
-
#
#
P
P
W
W
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
P
D
D
W
1
1
1
1
1
1
1
1
D
S
S
S
S
S
S
S
S
R
R
R
R
R
R
R
R
D
D
D
D
D
D
D
D
e
e
e
e
e
E
E
E
e s
e s
e s
e s
e s
R
R
R
R
R
R
R
R
F
F
F
4
4
R
R
R
R
C
C
2
1
0
A
A
A
A
A
A
A
A
v r
v r
v r
v r
v r
/ 8
/ 8
e
e
e
e
P
P
M
M
M
M
M
M
M
M
(
(
(
e s
e s
e s
e s
d e
d e
d e
d e
d e
U
U
4 2
4 2
A
A
A
D
D
3
2
( 1
0
C
C
7
6
5
4
v r
v r
v r
v r
/ t c
/ t c
/ t c
E
D
M
M
L
L
E
(
(
(
(
(
(
A
(
d e
d e
d e
d e
A
A
A
A
A
A
A
n I
n I
n I
K
K
S
S
E
H
H
/ t c
C
/ t c
/ t c
/ t c
/ t c
/ t c
/ t c
/ t c
C
1
0
c a
c a
c a
S
z
z
R
n I
R
C
(
(
n I
n I
n I
n I
n I
n I
n I
) t
) t
) t
(
(
A
A
P I
P I
R
A
A
c a
c a
c a
c a
c a
c a
c a
c a
/ t c
/ t c
P I
/ t c
/ t c
I T
I T
) t
) t
) t
) t
) t
) t
) t
) t
n I
n I
I T
n I
n I
O
O
c a
c a
O
c a
c a
N
N
) t
) t
N
) t
) t
6
Byte 6: Optional Register for Future
Notes:
1. Byte 6 is reserved by Integrated Circuit Systems for
Byte 4: SDRAM Clock Register
Notes: 1 = Enabled; 0 = Disabled, outputs held low
Byte 2: PCICLK Clock Register
future applications.
Notes: 1 = Enabled; 0 = Disabled, outputs held low
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
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
T I
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
2
0
7
6
5
4
3
1
T I
T I
0
7
6
5
4
3
2
0
7
6
5
4
3
2
1
1
I P
I P
I P
N
-
-
-
-
-
-
-
-
6 1
4 1
3 1
2 1
1 1
9
N
-
-
-
-
-
-
-
-
8
N
-
#
#
#
P
W
P
P
1
1
1
1
1
1
1
1
W
W
D
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
D
D
R
R
R
R
R
R
R
R
e
e
e
e
e
e
e
R
R
R
R
R
R
R
R
e
R
P
P
P
P
P
P
P
e s
e s
e s
e s
e s
e s
e s
e s
e
e
e
e
e
e
e
e
C
C
C
C
C
C
C
e
e s
e s
e s
e s
e s
e s
e s
e s
v r
v r
v r
v r
v r
v r
v r
v r
e s
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
d e
d e
d e
d e
d e
d e
d e
d e
v r
L
L
L
L
L
L
L
D
d e
d e
d e
d e
d e
d e
d e
d e
d e
K
K
K
K
K
K
K
ICS9248-92
D
E
D
_
5
4
3
2
1
0
S
E
E
F
C
(
(
(
(
(
(
S
S
A
A
A
A
A
A
R
C
C
(
/ t c
/ t c
/ t c
/ t c
/ t c
/ t c
A
P I
R
R
/ t c
n I
n I
n I
n I
n I
n I
P I
P I
I T
n I
c a
c a
c a
c a
c a
c a
I T
I T
O
c a
) t
) t
) t
) t
) t
) t
N
O
O
) t
N
N