Expand menu
Hello, Sign in
My Account
0
Cart
Home
Products
Sensors
Semiconductors
Passive Components
Connectors
Power
Electromechanical
Optoelectronics
Circuit Protection
Integrated Circuits - ICs
Main Products
Manufacturers
Blog
Services
About OMO
About Us
Contact Us
Check Stock
9FG1201HGLFT
P1-P3
P4-P6
P7-P9
P10-P12
P13-P15
P16-P18
P19-P21
P22-P23
IDT
TM
/ICS
TM
Frequency Gearing Clock for
CPU, PCI
e Gen1, Gen2, &
FBD
1371F —
09/23/09
ICS9FG1201H
Frequency Gearing Clock for CPU, PCIe Gen1, Gen2, & FBD
10
SM
Bus
Tabl
e
: Output
E
nabl
e Re
adbac
k Re
gi
st
er
Pi
n
#
Na
m
e
C
ontrol
F
unct
i
on
Type
0
1
PWD
B
i
t 7
R
X
B
i
t 6
R
X
B
i
t 5
R
X
B
i
t 4
R
X
B
i
t 3
R
X
B
i
t 2
R
X
B
i
t 1
R
X
B
i
t 0
R
X
SM
Bus
Tabl
e
: V
endor
& R
evision
I
D
Re
gi
ste
r
Pi
n
#
Na
m
e
C
ontrol
F
unct
i
on
Type
0
1
PWD
B
i
t 7
R
I
D3
R
-
-
X
B
i
t 6
R
I
D2
R
-
-
X
B
i
t 5
R
I
D1
R
-
-
X
B
i
t 4
R
I
D0
R
-
-
X
B
i
t 3
VI
D3
R
-
-
0
B
i
t 2
VI
D2
R
-
-
0
B
i
t 1
VI
D1
R
-
-
0
B
i
t 0
VI
D0
R
-
-
1
SM
Bus
Tabl
e
: DEV
I
CE
I
D
Pi
n
#
Na
m
e
C
ontrol
F
unct
i
on
Type
0
1
PWD
B
i
t 7
RW
1
B
i
t 6
RW
1
B
i
t 5
RW
0
B
i
t 4
RW
0
B
i
t 3
RW
0
B
i
t 2
RW
0
B
i
t 1
RW
0
B
i
t 0
RW
1
SM
Bus
Tabl
e
: By
te
Count
Re
gi
st
er
Pi
n
#
Na
m
e
C
ontrol
F
unct
i
on
Type
0
1
PWD
B
i
t 7
BC7
RW
-
-
0
B
i
t 6
BC6
RW
-
-
0
B
i
t 5
BC5
RW
-
-
0
B
i
t 4
BC4
RW
-
-
0
B
i
t 3
BC3
RW
-
-
1
B
i
t 2
BC2
RW
-
-
0
B
i
t 1
BC1
RW
-
-
0
B
i
t 0
BC0
RW
-
-
1
R
es
er
v
ed
D
evi
c
e I
D 2
R
es
er
v
ed
D
evi
c
e I
D 1
R
es
er
v
ed
R
es
er
v
ed
R
ea
dba
c
k
Re
ad
ba
c
k
-
OE10_
11
# I
npu
t
R
ea
dba
c
k
R
ea
dba
c
k
D
evi
c
e I
D
7 (MS
B
)
R
es
er
v
ed
R
ea
dba
c
k
-
SM
B
_A2_PLL
BY
P#
I
n
R
ea
dba
c
k
R
es
er
v
ed
R
ea
dba
c
k
R
ea
dba
c
k
- OE
8#
I
npu
t
R
ea
dba
c
k
44
41
D
evi
c
e I
D 6
B
yt
e 6
-
-
R
ea
dba
c
k
- OE
9#
I
npu
t
R
E
VI
SI
ON I
D
-
-
30
53
R
ea
dba
c
k
R
ea
dba
c
k
-
H
I
GH
_BW# I
n
-
-
VE
ND
OR
I
D
-
-
-
1
R
ea
dba
c
k
46
R
ead
ba
c
k
-
FS
_A_4
10
B
yt
e 4
-
-
-
-
-
-
-
-
-
-
-
-
-
-
B
yt
e 7
-
B
yt
e 5
Wr
it
ing t
o t
his
reg
is
t
er
c
on
f
igur
es
how
m
an
y
byt
es
will
be
rea
d ba
c
k
.
R
es
er
v
ed
D
evi
c
e I
D 5
R
es
er
v
ed
D
evi
c
e I
D 4
R
es
er
v
ed
D
evi
c
e I
D 3
R
es
er
v
ed
D
evi
c
e I
D 0
IDT
TM
/ICS
TM
Frequency Gearing Clock for
CPU, PCI
e Gen1, Gen2, &
FBD
1371F —
09/23/09
ICS9FG1201H
Frequency Gearing Clock for CPU, PCIe Gen1, Gen2, & FBD
11
SM
Bus
Tabl
e
: 1:1
P
LL
Frequenc
y S
el
ec
t
i
on
Pi
n
#
Na
m
e
C
ontrol
F
unct
i
on
Type
0
1
PWD
B
i
t 7
0
B
i
t 6
0
B
i
t 5
0
B
i
t 4
0
B
i
t 3
0
B
i
t 2
RW
x
B
i
t 1
RW
1
B
i
t 0
RW
La
t
c
h
SM
Bus
Tabl
e
: Re
serv
ed Re
gi
st
er
Pi
n
#
Na
m
e
C
ontrol
F
unct
i
on
Type
0
1
PWD
B
i
t 7
0
B
i
t 6
0
B
i
t 5
0
B
i
t 4
0
B
i
t 3
0
B
i
t 2
0
B
i
t 1
0
B
i
t 0
0
SM
Bus
Tabl
e
:
M
/
N P
rogramm
i
ng
E
nable
Pi
n
#
Na
m
e
C
ontrol
F
unct
i
on
Type
0
1
PWD
B
i
t 7
M/
N_
EN
Ge
ar
P
LL
an
d
1:1 P
LL
M/
N P
ro
gr
amming
Enab
le
RW
D
is
able
E
na
ble
0
B
i
t 6
X
B
i
t 5
X
B
i
t 4
X
B
i
t 3
X
B
i
t 2
X
B
i
t 1
X
B
i
t 0
X
SM
Bus
Tabl
e
: Gear
P
LL
Frequency
C
ontrol
R
egiste
r
Pi
n
#
Na
m
e
C
ontrol
F
unct
i
on
Type
0
1
PWD
B
i
t 7
X
B
i
t 6
X
B
i
t 5
Ge
ar
P
LL
M
Div
5
RW
X
B
i
t 4
Ge
ar
P
LL
M
Div
4
RW
X
B
i
t 3
Ge
ar
P
LL
M
Div
3
RW
X
B
i
t 2
Ge
ar
P
LL
M
Div
2
RW
X
B
i
t 1
Ge
ar
P
LL
M
Div
1
RW
X
B
i
t 0
Ge
ar
P
LL
M
Div
0
RW
X
R
E
S
E
R
V
E
D
R
E
S
E
R
V
E
D
See 9FG12
01
H
M
/
N
pr
og
ra
mmi
ng
Table
R
E
S
E
R
V
E
D
R
E
S
E
R
V
E
D
R
E
S
E
R
V
E
D
M
Div
ide
r P
ro
gra
mming
bits
R
E
S
E
R
V
E
D
R
E
S
E
R
V
E
D
R
E
S
E
R
V
E
D
R
E
S
E
R
V
E
D
R
E
S
E
R
V
E
D
See
9
FG120
1H
1
:
1
PLL
P
ro
gr
amming Tab
l
e
R
E
S
E
R
V
E
D
Fre
qu
en
c
y
S
elect
C
Fre
qu
en
c
y
S
elect
B
FS
_
A
_41
0
R
E
S
E
R
V
E
D
R
E
S
E
R
V
E
D
R
E
S
E
R
V
E
D
R
E
S
E
R
V
E
D
R
E
S
E
R
V
E
D
R
E
S
E
R
V
E
D
-
-
-
-
B
yt
e 8
-
R
E
S
E
R
V
E
D
B
yt
e
1
1
-
-
-
-
B
yt
e
1
0
-
R
E
S
E
R
V
E
D
R
E
S
E
R
V
E
D
R
E
S
E
R
V
E
D
R
E
S
E
R
V
E
D
B
yt
e 9
IDT
TM
/ICS
TM
Frequency Gearing Clock for
CPU, PCI
e Gen1, Gen2, &
FBD
1371F —
09/23/09
ICS9FG1201H
Frequency Gearing Clock for CPU, PCIe Gen1, Gen2, & FBD
12
SM
Bus
Tabl
e
: Gear
P
LL
Frequency
C
ontrol
R
egiste
r
Pi
n
#
Na
m
e
C
ontrol
F
unct
i
on
Type
0
1
PWD
B
i
t 7
Ge
ar
P
LL
N Div
7
R
W
X
B
i
t 6
Ge
ar
P
LL
N Div
6
R
W
X
B
i
t 5
Ge
ar
P
LL
N Div
5
R
W
X
B
i
t 4
Ge
ar
P
LL
N Div
4
R
W
X
B
i
t 3
Ge
ar
P
LL
N Div
3
R
W
X
B
i
t 2
Ge
ar
P
LL
N Div
2
RW
X
B
i
t 1
Ge
ar
P
LL
N Div
1
RW
X
B
i
t 0
Ge
ar
P
LL
N Div
0
R
W
X
SM
Bus
Tabl
e
: Gear
P
LL
Output
Divid
er Re
gi
st
er
Pi
n
#
Na
m
e
C
ontrol
F
unct
i
on
Type
0
1
PWD
B
i
t 7
0
B
i
t 6
0
B
i
t 5
0
B
i
t 4
0
B
i
t 3
Go
utDiv
3
RW
X
B
i
t 2
Go
utDiv
2
RW
X
B
i
t 1
Go
utDiv
1
RW
X
B
i
t 0
Go
utDiv
1
RW
X
SM
Bus
Tabl
e
: Re
serv
ed Re
gi
st
er
Pi
n
#
Na
m
e
C
ontrol
F
unct
i
on
Type
0
1
PWD
B
i
t 7
0
B
i
t 6
0
B
i
t 5
0
B
i
t 4
0
B
i
t 3
0
B
i
t 2
0
B
i
t 1
0
B
i
t 0
0
SM
Bus
Tabl
e
: Re
serv
ed Re
gi
st
er
Pi
n
#
Na
m
e
C
ontrol
F
unct
i
on
Type
0
1
PWD
B
i
t 7
0
B
i
t 6
0
B
i
t 5
0
B
i
t 4
0
B
i
t 3
0
B
i
t 2
0
B
i
t 1
0
B
i
t 0
0
R
E
S
E
R
V
E
D
R
E
S
E
R
V
E
D
R
E
S
E
R
V
E
D
B
yt
e
1
5
B
yt
e
1
3
B
yt
e
1
4
-
R
E
S
E
R
V
E
D
R
E
S
E
R
V
E
D
R
E
S
E
R
V
E
D
R
E
S
E
R
V
E
D
See
Ge
ar
Ou
t
put
Div
ider
T
able
Ge
ar
Output
Div
ide
r
R
E
S
E
R
V
E
D
N
Div
ider
P
rog
r
ammi
ng
bits
R
E
S
E
R
V
E
D
R
E
S
E
R
V
E
D
R
E
S
E
R
V
E
D
See 9FG12
01
H
M
/
N
pr
og
ra
mmi
ng
Table
R
E
S
E
R
V
E
D
R
E
S
E
R
V
E
D
R
E
S
E
R
V
E
D
R
E
S
E
R
V
E
D
R
E
S
E
R
V
E
D
-
-
-
B
yt
e
1
2
-
-
-
-
R
E
S
E
R
V
E
D
R
E
S
E
R
V
E
D
R
E
S
E
R
V
E
D
R
E
S
E
R
V
E
D
P1-P3
P4-P6
P7-P9
P10-P12
P13-P15
P16-P18
P19-P21
P22-P23
9FG1201HGLFT
Mfr. #:
Buy 9FG1201HGLFT
Manufacturer:
Description:
Clock Buffer 12 Output PCIe Gearng Buffe
Lifecycle:
New from this manufacturer.
Delivery:
DHL
FedEx
Ups
TNT
EMS
Payment:
T/T
Paypal
Visa
MoneyGram
Western
Union
Products related to this Datasheet
9FG1201HGLF
9FG1201HFLF
9FG1201HFLFT
9FG1201HGLFT