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