Datasheet

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    
     
SCDS172A - JULY 2004 − REVISED DECEMBER 2004
12
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
PARAMETER MEASUREMENT INFORMATION
Network Analyzer
(HP8753ES)
EXT TRIGGER
BIAS
P1 P2
V
BIAS
Sawtooth
Waveform
Generator
DUT
IN
EN
S1
A
V
EN
V
IN
V
CC
NOTE: For additional information on measurement method, refer to the TI application report, Measuring Differential Gain and Phase,
literature number SLOA040.
R
L
= 150 Ω
D
A
Figure 8. Test Circuit for Differential Gain/Phase Measurement
Differential gain and phase is measured at the output of the ON channel. For example, when V
IN
= 0,
V
EN
= 0, and D
A
is the input, the output is measured at S1
A
.
HP8753ES setup
Average = 20
RBW = 300 Hz
ST = 1.381 s
P1 = −7 dBM
CW frequency = 3.58 MHz
sawtooth waveform generator setup
V
BIAS
= 0 to 1 V
Frequency = 0.905 Hz