AD608
TYPICAL PERFORMANCE CHARACTERISTICS
25.0
3.0
2.5
2.0
1.5
1.0
0.5
0
+85°C
+25°C
–25°C
24.5
24.0
23.5
23.0
22.5
22.0
0
50
100 150 200 250 300 350 400 450 500
RF FREQUENCY (MHz)
–80
–70
–60
–50
–40
–30
–20
–10
0
10
INPUT POWER (dBm)
Figure 6. IF RSSI Output vs. Input Power and Temperature,
3 V Supply (See Figure 15)
Figure 3. Mixer Conversion Gain vs. RF Frequency
4
3
2
0
–1
–2
–3
–4
–5
–6
–7
–8
1
3V
0
5V
–1
–2
–3
–4
–80
–70
–60
–50
–40
–30
–20
–10
0
10
0
10
20
30
40
50
60
70
80
INPUT POWER (dBm)
IF FREQUENCY (MHz)
Figure 7. RSSI Error vs. Input Power
(See Figure 15)
Figure 4. Mixer IF Port Bandwidth
3.0
2.5
2.0
1.5
1.0
0.5
0
800mV/DIV
100ns/DIV
5V
1V/DIV
3V
100ns/DIV
–80
–70
–60
–50
–40
–30
–20
–10
0
10
INPUT POWER AT IFHI (dBm)
Figure 5. IF RSSI Output vs. Input Power at IFHI and Supply Voltage,
Ambient Temperature (See Figure 15)
Figure 8. RSSI Power-Up Response
(See Figure 19)
Rev. C | Page 6 of 16
ADI [ ADI ]
