Datasheet
SCDS212B − SEPTEMBER 2005 − REVISED APRIL 2006
12
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
PARAMETER MEASUREMENT INFORMATION
Network Analyzer
(HP8753ES)
R
L
= 100 Ω
EXT TRIGGER
BIAS
P1 P2
DUT
A
0
SEL
0B
1
V
SEL
V
CC
V
BIAS
0B
2
NOTES: A. C
L
includes probe and jig capacitance.
B. A 50-Ω termination resistor is needed to match the loading of the network analyzer.
A
1
1B
1
1B
2
Figure 9. Test Circuit for OFF Isolation (O
IRR
)
OFF isolation is measured at the output of the OFF channel. For example, when V
SEL
= V
CC
and A
0
is the input, the
output is measured at 0B
2
. All unused analog input (A) ports are left open, and output (B) ports are connected to GND
through 50-Ω pulldown resistors.
HP8753ES setup
Average = 4
RBW = 3 kHz
V
BIAS
= 0.35 V
ST = 2 s
P1 = 0 dBM