ICS94228BFLF IDT, Integrated Device Technology Inc, ICS94228BFLF Datasheet - Page 7

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ICS94228BFLF

Manufacturer Part Number
ICS94228BFLF
Description
IC CLOCK CHIP PROGR AMDK7 48SSOP
Manufacturer
IDT, Integrated Device Technology Inc
Type
Frequency Generatorr
Datasheet

Specifications of ICS94228BFLF

Input
Crystal
Output
Clock
Frequency - Max
233.33MHz
Voltage - Supply
3.135 V ~ 3.465 V
Operating Temperature
0°C ~ 70°C
Mounting Type
Surface Mount
Package / Case
48-SSOP
Frequency-max
233.33MHz
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
94228BFLF
Byte 3: PCI, REF, Active/Inactive Register
(1= enable, 0 = disable)
Byte 5: Vendor Specific Feature, Active/Inactive Register
(1= enable, 0 = disable)
Notes:
1. Inactive means outputs are held LOW and are disabled
0447E—05/07/04
Byte 1: CPU, Active/Inactive Register
(1= enable, 0 = disable)
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.
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
6
4
2
0
7
5
3
1
I P
I P
3
4
I P
, 2
, 9
8 2
7 2
6 2
6
7
2 2
6 4
7 4
8 4
N
-
-
-
-
-
-
-
-
N
-
1 2
9
N
-
-
8 3
1 4
#
#
#
P
P
W
W
P
0
0
0
1
1
1
1
1
1
1
1
1
1
1
1
1
W
D
D
1
1
1
1
1
1
1
1
D
S
S
F
W
0
F
F
F
F
=
C
C
8 4
2
F
A
A
A
E
S
S
S
S
S
S
a
_ 4
S
P
P
F
P
R
F
R
R
N
3
B
3
2
1
0
P
P
G
G
G
L
c t
M
0
C
C
S
C
S
U
U
E
E
E
4 2
r o
1
P
P
P
r (
8 4
d h
1
2
C I
C I
C I
F
F
F
H
C
C
r (
2
1
0
a e
m
4 _
_
1
0
M
r (
r (
g o
L
L
z
a e
L
L
L
D
l a
F
b d
a e
a e
K
K
# 8
H
K
K
K
D
b d
E
D
s
1
T
_
c a
b d
b d
z
_
_ 9
8
a t
E
S
=
C
c a
, 0
r (
E
F
) k
u t
S
l A
c a
c a
S
E
C
a e
S
) k
C
C
T
: s
) k
) k
R
r a
C
b d
P
, 0
R
P I
m
R
U
c a
P I
C
C
P I
I T
P
) k
L
I T
U
I T
K
O
C
O
C
O
N
L
0
N
K
N
_
C
S
C
0
7
Byte 4: Watch Dog Register
(1= enable, 0 = disable)
Byte 2: PCI, Active/Inactive Register
(1= enable, 0 = disable)
Byte 6: Vendor ID1 , 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
i B
i B
i B
i B
i B
i B
B
i B
i 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
7 t
6 t
5 t
4 t
3 t
2 t
0 t
1 t
2
0
7
6
5
4
3
1
6
4
2
0
7
5
3
1
register can cause malfunction
I P
I P
I P
N
-
-
-
-
-
-
-
-
0 2
7 1
6 1
4 1
0 1
8 1
3 1
1 1
N
N
-
-
-
-
-
-
-
-
#
#
#
P
P
P
W
0
0
0
0
0
0
0
W
1
W
1
1
1
1
1
1
1
1
0
0
0
0
0
0
1
1
D
D
D
1
2
5
W
: 0
M
T
t
i t
o t
f
D
e h
e r
s :
P
P
P
P
P
P
P
P
0 9
0 8
D
V
m
e h
f e
t a
N /
C
C
C
C
C
C
C
C
t s
l a
u q
n e
a t
e s
e
r e
h c
m
u a
m
C I
C I
C I
C I
C I
C I
C I
C I
p o
i v
r a
t r
e d
r p
n e
o d
s
s
8
L
L
L
L
L
L
L
L
w
t l
e c
d
m
g o
i c
D
=
K
K
K
K
K
K
K
K
r o
g o
y c
D
I r
b
l l i
D
t a
m
7
6
5
4
3
2
1
0
a r
E
s t i
m
I
4
E
E
1
D
D
n e
w
o t
S
m
a
o p
6 .
o
S
m
S
r l
o c
C
e d
b a
t i a
C
ICS94228
C
n e
w
t s
t
e s
R
p e
e h
r r
R
e l
R
r e
b a
a
o c
e b
e h
P I
s e
P I
e r
d n
P I
a s
e l
p u
d n
o f
o p
I T
e s
I T
w
I T
e f
e r
e r
. s
t n
a
d n
s i
O
O
O
c t
e s
s
i t a
t i
N
t t e
N
8
N
d h
t t
o t
X
n o
o g
n i
e h
g o
. g
s e
f o

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