Datasheet

40.0
60.0
80.0
100.0
120.0
140.0
160.0
180.0
1.0 3.0 5.0 7.0 9.0 11.0 12.0
Frequency (MHz)
Amplitude (nV Hz)
55.0
60.0
65.0
70.0
75.0
0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 1.1 1.2
Vcntl (V)
SNR (dBFS)
24 dB PGA gain
30 dB PGA gain
40.0
60.0
80.0
100.0
120.0
140.0
160.0
180.0
200.0
220.0
240.0
260.0
280.0
300.0
320.0
340.0
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1 1.1 1.2
Vcntl (V)
Output reffered noise (nV Hz)
LNA 12 dB
LNA 18 dB
LNA 24 dB
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1.0
1.1
1.2
1.0 2.0 3.0 4.0 5.0 6.0 7.0 8.0 9.0 10.0 11.0 12.0
Frequency (MHz)
Amplitude (nV Hz)
30.0
50.0
70.0
90.0
110.0
130.0
150.0
170.0
190.0
210.0
220.0
0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 1.1 1.2
Vcntl (V)
Output reffered noise (nV Hz)
LNA 12 dB
LNA 18 dB
LNA 24 dB
40.0
60.0
80.0
100.0
120.0
140.0
160.0
180.0
200.0
220.0
240.0
260.0
280.0
300.0
0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 1.1 1.2
Vcntl (V)
Output reffered noise (nV Hz)
LNA 12 dB
LNA 18 dB
LNA 24 dB
AFE5808
www.ti.com SLOS688C –SEPTEMBER 2010–REVISED APRIL 2012
TYPICAL CHARACTERISTICS (continued)
Figure 24. ORN, PGA = 24dB and Low Noise Mode Figure 25. ORN, PGA = 24dB and Medium Power Mode
Figure 26. ORN, PGA = 24dB and Low Power Mode Figure 27. IRN, PGA = 24dB and Low Noise Mode
Figure 28. ORN, PGA = 24dB and Low Noise Mode Figure 29. SNR, LNA = 18dB and Low Noise Mode
Copyright © 2010–2012, Texas Instruments Incorporated Submit Documentation Feedback 15
Product Folder Links: AFE5808