S2050 AMCC (Applied Micro Circuits Corp), S2050 Datasheet - Page 15

• Manufacturer Part Number: S2050
• Description: Bicmos Pecl Clock Gigabit Ethernet Chipset
• Manufacturer: AMCC (Applied Micro Circuits Corp)

Table 12. Reference Clock Requirements
1.
Table 13. Transmitter Timing
March 29, 2000 / Revision B
GIGABIT ETHERNET CHIPSET
P
P
T
T
a
T
a
All AC measurements are made from the reference voltage level of the clock (1.4V) to the valid input or output data levels
(.8V or 2.0V).
o
a r
R
a r
S
T
a t
T
C
D
S
R
F
F
T
R
m
m
Y
D
T
T
T
T
J l
,
–
,
N
T
T
D
1
2
3
4
1
e
T
e
T
C
J
2 -
t t i
E
e t
e t
R
S
N
D
C
r e
s r
F
F
s r
F
F
S
R
R
D
D
D
D
S
S
D
S
i T
S
e r
e r
y
r e
r e
r e
Y
E
a
a
a
a
a
t e
m
m
n
a t
a t
a t
a t
N
F
q
q
l a i
l a i
r e
l a i
e
d
m
C
u
u
C
o
S
H
S
H
m
e
e
L
E
t e
D
D
D
m
e
e
o
o
n
n
K
n i
N
a
a
a
u t
u t
y r
d l
d l
y c
y c
D
i s
J
a t
a t
a t
R
p
p
R
t t i
e
w
w
c i t
s i
T
T
s i
s
O
O
R
w
w
r e
r .
r .
o
o
e
D
c
e
s i
r .
r .
u
u
J
. t .
. t .
e l
e l
i r
e
a
p t
p t
t t i
. t .
. t .
e
a
a r
a r
s
t p
n
r e
n
t u
t u
a
c
d
R
R
n
n
d
o i
n
i r
R
R
c
c
F
E
E
T
d
F
t p
n
e
e
E
E
l l a
o
F
F
l l a
F
F
F
a t
o i
S
S
C
C
l l a
C
C
i T
2
2
L
L
J l
i T
n
0
0
L
K
L
K
m
m
4
5
t t i
K
K
6
0
e
e
r e
M
2
1
2
2
0 .
0 .
0 .
0 .
-
-
-
-
n i
1 -
1 -
M
1
3
M
0
8
2
4
9
0
-
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-
-
-
a
0
0
5 .
0
0
n i
0
2
0
x
0
0
U
+
+
M
1
3
i n
n
n
n
n
p
p
p
n
6
1
1
0
a
2 .
0
s
s
s
s
s
s
s
s
0
0
0
s t
x
0
0
C
1
1
2
2
P
b
P
b
t t i j
c
2
b
R
e
U
p
p
a
0
0
0
0
a
a
0
a
c x
e
e
o
s i
i n
n
p
p
p
%
r e
s
s
c l
%
s
a
a
n
B
B
B
B
s
s
e
m
m
e
, s i
, s i
. s i
- k
- k
u
s t
d
f ,
. t i
. t i
. t i
. t i
e
s i
o t
a l
t i
o t
o t
d
1
1
1
1
l l a
2
D I
e t
o i
n
p -
7
p -
8
h t
D
2
P
t o
–
L
d
0
n
f o
0
1
e
e
e
s i
u
E
%
s
o t
8 -
a
a
a
m
y t
p
S
v
k
k
p
- k
0
a
e
e t
a
b
Y
a
C
%
e t
e t
o t
t t
a
u l
e
t t
s
N
c y
r e
s
s
s
r e
e t
P -
. e
u
1
C
e t
e t
e l
. n
C
e r
1
d
. n
E
e
d
d
2
o
a
o
N
, d
t a
N
n
k
o
o
p
n
n i
d
n
n
t o
b
s
5
S2046/S2050
–
–
a
t i
t u
0
p
a
a
: e
- p
o i
s
%
t u
s
s
. p
a
c
R
n
a
a
m
a
m
p
a
s
m
m
n
. t
p
u
n
p
p
e l
b
t s
d
e l
e l
e
o
n
m
t o
15