AS1153/55
Data Sheet - E l e c t r i c a l C h a r a c t e r i s t i c s
AC Electrical Characteristics
V
CC
= +3.0 to +3.6V, C
LOAD
= 10pF, Differential Input Voltage |V
ID
| = 0.2 to 1.0V, Common-Mode Voltage V
CM
= |V
ID
/2|
to 2.4V -|V
ID
/2|, Input Rise and Fall Time = 1ns (20 to 80%), Input Frequency = 100MHz, T
AMB
= -40 to +85ºC. Typical
values are at V
CC
= +3.3V, V
CM
= 1.2V, |V
ID
| = 0.2V, T
AMB
= +25ºC (unless otherwise specified).
Table 4. AC Electrical Characteristics
Parameter
Differential Propagation Delay High-
to-Low
Differential Propagation Delay Low-
to-High
Differential Pulse Skew
(t
PHLD
- t
PLHD
)
3
1, 2
Symbol
t
PHLD
t
PLHD
t
SKD1
t
SKD2
t
SKD3
t
SKD4
t
TLH
t
THL
7, 8
Conditions
Figure 20 on page 11 and Figure 21 on
page 12
Figure 20 on page 11 and Figure 21 on
page 12
Figure 20 on page 11 and Figure 21 on
page 12
Figure 20 on page 11 and Figure 21 on
page 12
Figure 20 on page 11 and Figure 21 on
page 12
Figure 20 on page 11 and Figure 21 on
page 12
Figure 20 on page 11 and Figure 21 on
page 12
Figure 20 on page 11 and Figure 21 on
page 12
All Channels Switching
Min
1
1
Typ
1.8
1.8
250
Max
3.1
3.1
600
600
0.8
1.5
Unit
ns
ns
ps
ps
ns
ns
ns
ns
MHz
Differential Channel-to-Channel
4
Skew
Differential Part-to-Part Skew
Differential Part-to-Part Skew
Rise Time
Fall Time
Maximum Operating Frequency
Notes:
1.
2.
3.
4.
5.
6.
7.
5
6
0.4
0.4
130
160
1.0
1.0
f
MAX
8.
AC parameters are guaranteed by design and characterization.
C
L
includes scope probe and test jig capacitance.
t
SKD1
is the magnitude difference of differential propagation delays in a channel. t
SKD1
= |t
PHLD
- t
PLHD
|.
t
SKD2
is the magnitude difference of the t
PLHD
or t
PHLD
of one channel and the t
PLHD
or
tPHLD
of any other chan-
nel on the same device.
t
SKD3
is the magnitude difference of any differential propagation delays between devices operating over rated
conditions at the same V
CC
and within 5ºC of each other.
t
SKD4
is the magnitude difference of any differential propagation delays between devices operating over rated
conditions.
f
MAX
generator output conditions:
a. Rise time = fall time = 1ns (0 to 100%)
b. 50% duty cycle
c. VOH = +1.3V
d. VOL = +1.1V
Output criteria:
a. Duty cycle = 60% to 40%
b. V
OL
= 0.4V (max)
c. V
OH
= 2.7V (min)
d. Load = 10pF
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