NBSG16BAEVB, NBSG16VSBAEVB
http://onsemi.com
6
Setup Test Configurations For Differential Operation
Small Signal Setup
Step 2:
Input Setup
2a: Calibrate VNA from 1 0 GHz to 12 GHz
Step 2:
2a: Calibrate VNA from 1.0 GHz to 12 GHz.
2b: Set input level to –35 dBm at the output of the 180
°
Hybrid coupler (input of the DUT).
Step 3:
Output Setup
Step 3:
Output Setup
3a: Set display to measure S21 and record data.
Large Signal Setup
Step 2:
Input Setup
2a: Calibrate VNA from 1 0 GHz to 12 GHz
Step 2:
2a: Calibrate VNA from 1.0 GHz to 12 GHz.
2b: Set input levels to -2.0 dBm (500 mV) at the input of DUT.
Step 3:
Output Setup
3a: Set display to measure S21 and record data.
D
D
V
BB
Q
Q
V
EE
= -1.3 V (3.3 V op)
GND
V
TT
= 0 V
V
EE
V
BB
Rohde & Schwartz
Vector Network Analyzer
Figure 4. NBSG16/16VS Board Setup – Frequency Domain (Differential Mode)
50
180
Hybrid
Coupler
GND
Bias T
50
GND
PORT 2
PORT 1
GND
50
C1
C1
V
CC
= 2.0 V
V
CC
V
TT
= 0 V
GND
V
CTRL
NBSG16VS
ONLY
C2
