Data Sheet AD8307
Rev. E | Page 7 of 24
3.0
0
0.5
200–20 –10 10–40–60–80 –70 –50 –30
2.0
1.0
2.5
1.5
01082-009
V
OUT
(V)
INPUT LEVEL (dBm)
INT P
IN
= 3.0V
10MHz, INT = –96.52dBm
INT P
IN
= 4.0V
10MHz, INT = –87.71dBm
NO CONNECT ON INT
10MHz, INT = –82.90dBm
Figure 9. V
OUT
vs. Input Level at 5 V Supply; Showing Intercept Adjustment
3.0
0
0.5
0–20 –10 10–40–60–80 –70 –50 –30
2.0
1.0
2.5
1.5
01082-010
V
OUT
(V)
INPUT LEVEL (dBm)
INT VOLTAGE
INT = 1.0V, INT = –86dBm
INT VOLTAGE
INT NO CONNECT, INT = –71dBm
INT VOLTAGE
INT = 2.0V, INT = –78dBm
Figure 10. V
OUT
vs. Input Level at 3 V Supply Using AD820 as Buffer,
Gain = +2; Showing Intercept Adjustment
2.5
0
200–20–40–60–80
2.0
1.0
1.5
0.5
01082-011
V
OUT
(V)
INPUT LEVEL (dBm)
100MHz @ –40°C
100MHz @ +85°C
100MHz @ +25°C
Figure 11. V
OUT
vs. Input Level at Three Temperatures (−40°C, +25°C, +85°C)
–INPUT
+INPUT
100MHz
3
2
–3
200–20–40–60–80
1
0
–1
–2
ERROR (dB)
INPUT LEVEL (dBm)
01082-012
Figure 12. Log Conformance vs. Input Level at 100 MHz Showing
Response to Alternative Inputs
3
2
–3
10–10–30–50–70–90
1
0
–1
–2
ERROR (dB)
INPUT LEVEL (dBm)
01082-013
100MHz
500MHz
Figure 13. Log Conformance vs. Input Level at 100 MHz and 500 MHz;
Input Driven Differentially Using Transformer
3
2
–3
100–10–20 20–30–40–50–60–70
1
0
–1
–2
ERROR (dB)
INPUT LEVEL (dBm)
01082-014
100MHz
500MHz
10MHz
Figure 14. Log Conformance vs. Input Level at 3 V Supply
Using AD820 as Buffer, Gain = +2
