Datasheet

V
OUT+
R
G
R
G
V
IN–
V
IN+
0.22 μF
R
F
R
F
R
O
R
O
R
IT
R
IT
Output to
Test Equipment
Input From 50-Ω
Test Equipment
No Connection
0.22 μF
49.9 Ω
V
OUT–
Installed to Balance
Amplifier
V
S+
THS4531
V
S–
Output to
Test Equipment
0.22 μF
PD
+
V
OCM
–
V
IN+
V
OUT+
R
G
R
G
V
IN–
0.22 μF
R
F
R
F
R
O
R
O
R
OT
R
IT
Input From 50-Ω
Test Equipment
No Connection
V
OUT–
V
S+
THS4531
V
S–
Measure With
Diff Probe
Cal Diff Probe
+
–
V
OCM
THS4531
www.ti.com SLOS358B –SEPTEMBER 2011–REVISED MARCH 2012
Figure 69. Slew Rate, Transient Response, Settling Time, Z
O
, Overdrive Recovery, V
OUT
Swing, and Turn-
on/off Test Circuit
Common-Mode and Power Supply Rejection
The circuit shown in Figure 70 is used to measure the CMRR. The signal from the network analyzer is applied
common-mode to the input.
Figure 70. CMRR Test Circuit
Figure 71 is used to measure the PSRR of V
S+
and V
S-
. The power supply is applied to the network analyzer’s
DC offset input. For both CMRR and PSRR, the output is probed using a high impedance differential probe
across R
OT
.
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