ICS94228BFLF IDT, Integrated Device Technology Inc, ICS94228BFLF Datasheet - Page 7
![no-image](/images/manufacturer_photos/0/3/324/idt__integrated_device_technology_inc_sml.jpg)
ICS94228BFLF
Manufacturer Part Number
ICS94228BFLF
Description
IC CLOCK CHIP PROGR AMDK7 48SSOP
Manufacturer
IDT, Integrated Device Technology Inc
Type
Frequency Generatorr
Datasheet
1.ICS94228BFLFT.pdf
(17 pages)
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