pt7a4402b Pericom Technology Inc, pt7a4402b Datasheet - Page 21

• Manufacturer Part Number: pt7a4402b
• Description: T1/e1 System Synchronizer
• Manufacturer: Pericom Technology Inc

| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Voltage Levels for Timing Parameter Measurement
Table 11. Voltage Levels for Timing Parameter Measurement
PT0100(12/05)
Figure 15. Voltage Levels for Timing Parameter Measurement
y S m
y S m
y S m
y S m
y S
V
V
V
H
L
m
T
M
M
Signal
R
R
i s i
i s i
t
IF
g n
g n
.t
OF
a
a
d n
d n
a F
a F
T
i l l
r h
i l l
D
D
D
D
D
s e
g n
g n
s e
s e
s e
s e
s e
o h
r c
r c
r c
r c
r c
T
T
d l
r h
r h
p i
p i
p i
p i
p i
s e
s e
V
i t
i t
i t
i t
i t
o
o h
n o
n o
n o
n o
n o
o h
a t l
d l
d l
e g
V
V
o
o
a t l
Timing Reference Points
a t l
e g
e g
i H
L
o
h g
w
21
S
S
S
S
S
0
0
0
h c
h c
h c
h c
h c
5 .
7 .
3 .
m
m
m
m
m
V
V
V
C
C
C
t t i
t t i
t t i
t t i
t t i
C
C
C
T1/E1 System Synchronizer
T L
T L
T L
T L
T
2
0
1
T
T
T
T
T
0 .
8 .
5 .
L
t
PT7A4402B/4402L
IR
.t
C
C
C
C
C
0
0
0
OR
5 .
7 .
3 .
M
M
M
M
M
V
V
V
O
O
O
O
O
C
C
C
S
S
S
S
S
C
C
C
Data Sheet
V
V
V
HM
T
LM
U
U
U
U
U
n
n
n
n
n
V
V
V
s t i
s t i
s t i
s t i
s t i
Ver:1