Datasheet

AD8317
Rev. B | Page 9 of 20
0
j2
j1
–j1
–j2
j0.5
–j0.5
j0.2
–j0.2
0.2 0.5 1 2
8000MHz
10000MHz
5800MHz
3600MHz
2200MHz
1900MHz
900MHz
100MHz
START FREQUENCY = 0.05GHz
STOP FREQUENCY = 10GHz
05541-015
Figure 15. Input Impedance vs. Frequency; No Termination Resistor on INHI
(Impedance De-Embedded to Input Pins), Z
0
= 50 Ω
A Ch3 620mV
3
05541-017
Ch3 500mV Ch4 200mV M4.00µs
T 12.7560µs
4
Δ : 1.86V
@ : 1.69V
Figure 16. Power-On/Power-Off Response Time; V
POS
= 3.0 V;
Input AC-Coupling Capacitors = 10 pF; C
LPF
= Open
CH1 200mV
05541-016
M20.0ns A CH1 1.40V
T 943.600ns
CH1 RISE
10.44ns
CH1 FALL
6.113ns
Figure 17. V
OUT
Pulse Response Time; Pulsed RF Input 0.1 GHz, −10 dBm;
C
LPF
= Open; R
LOAD
= 150 Ω
05541-018
1k 10k 100k 1M
10
100
1000
10000
10M
NOISE SPECTRAL DENSITY (nV/ Hz)
–20dBm
0dBm
–60dBm
RF OFF
–40dBm
FREQUENCY (Hz)
–10dBm
Figure 18. Noise Spectral Density of Output; C
LPF
= Open
05541-019
1k 10k 100k 1M
10
100
1000
10000
10M
NOISE SPECTRAL DENSITY (nV/ Hz)
FREQUENCY (Hz)
Figure 19. Noise Spectral Density of Output Buffer (from CLPF to VOUT);
C
LPF
= 0.1 μF
0
0.25
0.50
1.00
1.25
1.50
1.75
2.00
V
OUT
(V)
0.75
ERROR (dB)
–2.0
–1.5
0
0.5
1.0
1.5
2.0
–0.5
–1.0
–55 –45 –35 –25 –15 –5 5 15
P
IN
(dBm)
–65
3.3V
3.0V
3.6V
05541-020
Figure 20. Output Voltage Stability vs. Supply Voltage at 1.9 GHz
When V
POS
Varies by 10%