
IDT / ICS 3.3V, 2.5V LVPECL CLOCK GENERATOR
4
ICS843022AGI-48 REV A OCTOBER 22, 2012
ICS843022I-48
FEMTOCLOCKS CRYSTAL-TO-3.3V, 2.5V LVPECL CLOCK GENERATOR
TABLE 5A. AC CHARACTERISTICS, V
CC = VCCA = 3.3V±5%, T
A
= -40°C TO 85°C
l
o
b
m
y
Sr
e
t
e
m
a
r
a
Ps
n
o
i
t
i
d
n
o
C
t
s
e
Tm
u
m
i
n
i
Ml
a
c
i
p
y
Tm
u
m
i
x
a
Ms
t
i
n
U
f
T
U
O
y
c
n
e
u
q
e
r
F
t
u
p
t
u
O
5
2
1z
H
M
5
7z
H
M
t
)
(
t
ij1
E
T
O
N
;
r
e
t
i
J
e
s
a
h
P
S
M
R
,
z
H
M
5
2
1
z
H
M
0
2
-
z
H
k
2
1
:
e
g
n
a
R
n
o
i
t
a
r
g
e
t
n
I
2
7
.
0s
p
,
z
H
M
5
7
z
H
M
5
.
7
-
z
H
k
0
9
:
e
g
n
a
R
n
o
i
t
a
r
g
e
t
n
I
1
5
.
0s
p
t
R
t
/
F
e
m
i
T
ll
a
F
/
e
s
i
R
t
u
p
t
u
O%
0
8
o
t
%
0
20
5
20
5
4s
p
c
d
oe
l
c
y
C
y
t
u
D
t
u
p
t
u
O
8
42
5%
.
t
o
l
P
e
s
i
o
N
e
s
a
h
P
e
h
t
o
t
r
e
f
e
r
e
s
a
e
l
P
:
1
E
T
O
N
TABLE 4. CRYSTAL CHARACTERISTICS
r
e
t
e
m
a
r
a
Ps
n
o
i
t
i
d
n
o
C
t
s
e
Tm
u
m
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n
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Ml
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c
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p
y
Tm
u
m
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x
a
Ms
t
i
n
U
n
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t
a
ll
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c
s
O
f
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M
l
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F
y
c
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q
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F
5
2z
H
M
)
R
S
E
(
e
c
n
a
t
s
i
s
e
R
s
e
i
r
e
S
t
n
e
l
a
v
i
u
q
E
0
5
Ω
e
c
n
a
t
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c
a
p
a
C
t
n
u
h
S
7F
p
l
e
v
e
L
e
v
i
r
D
0
1W
TABLE 5B. AC CHARACTERISTICS, V
CC = VCCA = 2.5V±5%, T
A
= -40°C TO 85°C
l
o
b
m
y
Sr
e
t
e
m
a
r
a
Ps
n
o
i
t
i
d
n
o
C
t
s
e
Tm
u
m
i
n
i
Ml
a
c
i
p
y
Tm
u
m
i
x
a
Ms
t
i
n
U
f
T
U
O
y
c
n
e
u
q
e
r
F
t
u
p
t
u
O
5
2
1z
H
M
5
7z
H
M
t
)
(
t
ij1
E
T
O
N
;
r
e
t
i
J
e
s
a
h
P
S
M
R
,
z
H
M
5
2
1
z
H
M
0
2
-
z
H
k
2
1
:
e
g
n
a
R
n
o
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t
a
r
g
e
t
n
I
6
.
0s
p
,
z
H
M
5
7
z
H
M
5
.
7
-
z
H
k
0
9
:
e
g
n
a
R
n
o
i
t
a
r
g
e
t
n
I
0
6
.
0s
p
t
R
t
/
F
e
m
i
T
ll
a
F
/
e
s
i
R
t
u
p
t
u
O%
0
8
o
t
%
0
20
5
20
5
4s
p
c
d
oe
l
c
y
C
y
t
u
D
t
u
p
t
u
O
8
42
5%
.
t
o
l
P
e
s
i
o
N
e
s
a
h
P
e
h
t
o
t
r
e
f
e
r
e
s
a
e
l
P
:
1
E
T
O
N
TABLE 3E. LVPECL DC CHARACTERISTICS, V
CC = VCCA = 3.3V±5%
OR
2.5V±5%, TA = -40°C TO 85°C
l
o
b
m
y
Sr
e
t
e
m
a
r
a
Ps
n
o
i
t
i
d
n
o
C
t
s
e
Tm
u
m
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n
i
Ml
a
c
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p
y
Tm
u
m
i
x
a
Ms
t
i
n
U
V
H
O
1
E
T
O
N
;
e
g
a
t
l
o
V
h
g
i
H
t
u
p
t
u
OV
C
4
.
1
-V
C
9
.
0
-V
V
L
O
1
E
T
O
N
;
e
g
a
t
l
o
V
w
o
L
t
u
p
t
u
OV
C
0
.
2
-V
C
7
.
1
-V
V
G
N
I
W
S
g
n
i
w
S
e
g
a
t
l
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p
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O
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P6
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00
.
1V
0
5
h
t
i
w
d
e
t
a
n
i
m
r
e
t
s
t
u
p
t
u
O
:
1
E
T
O
N
Ω
V
o
t
C
.
V
2
-
NOTE: It is not recommended to overdrive the crystal input with an external clock.