Datasheet

TS3L110
QUAD SPDT HIGH-BANDWIDTH 10/100 BASE-T LAN SWITCH
DIFFERENTIAL 8-CHANNEL TO 4-CHANNEL MULTIPLEXER/DEMULTIPLEXER
SCDS176 − SEPTEMBER 2004
9
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
PARAMETER MEASUREMENT INFORMATION
FOR SKEW
C
L
(see Note A)
TEST CIRCUIT
S1
2 × V
CC
Open
GND
R
L
R
L
50 Ω
V
G1
V
CC
DUT
50 Ω
V
IN
50 Ω
V
G2
50 Ω
V
I
TEST
R
L
S1
C
L
3.3 V ± 0.3 V
V
CC
V
IN
(see Note B)
t
sk(p)
GND 200 Ω V
CC
or GND 10 pF
Input Generator
Input Generator
V
O
V
OH
V
OL
VOLTAGE WAVEFORMS
PULSE SKEW (t
sk(p)
)
Data Output
0.5 V (V
OH
− V
OL
)
Data Input
2.5 V
t
PLH
t
PHL
tsk(p) = |t
PHL
− t
PLH
|
3.5 V
1.5 V
NOTES: A. C
L
includes probe and jig capacitance.
B. Switch is ON during the measurement of t
sk(p)
, i.e., voltage at E = 0 and S = V
CC
or GND
Figure 6. Test Circuit and Voltage Waveforms