Test Circuits and Waveforms
HA-5020
+
-
DUT
HP4195
NETWORK
ANALYZER
50Ω
50Ω
FIGURE 1. TEST CIRCUIT FOR TRANSIMPEDANCE MEASUREMENTS
VIN
DUT
+
-
VOUT
50Ω
RL
100Ω
RF, 1kΩ
FIGURE 2. SMALL SIGNAL PULSE RESPONSE CIRCUIT
VIN
DUT
+
-
VOUT
50Ω
RL
400Ω
RI
681Ω
RF, 681Ω
FIGURE 3. LARGE SIGNAL PULSE RESPONSE CIRCUIT
VIN
VIN
VOUT
Vertical Scale: VIN = 100mV/Div., VOUT = 100mV/Div.
Horizontal Scale: 20ns/Div.
FIGURE 4. SMALL SIGNAL RESPONSE
VOUT
Vertical Scale: VIN = 1V/Div., VOUT = 1V/Div.
Horizontal Scale: 50ns/Div.
FIGURE 5. LARGE SIGNAL RESPONSE
8
FN2845.11
June 5, 2006