MAX1470 Datasheet, PDF (5/12 Pages) Maxim Integrated Products – 315MHz Low-Power, +3V Superheterodyne Receiver

315MHz Low-Power, +3V Superheterodyne
Receiver
Typical Operating Characteristics (continued)
(V_DD = +3.3V, T_A = +25°C, unless otherwise noted. Typical Application Circuit.)
5
0
-5
-10
-15
-20
1
NORMALIZED IF GAIN
vs. IF FREQUENCY
3dB BANDWIDTH = 11.7MHz
10
100
IF FREQUENCY (MHz)
IMAGE REJECTION
vs. RF FREQUENCY
60
50
40
30
20
150 200 250 300 350 400 450 500
RF FREQUENCY (MHz)
S11 MAGNITUDE-LOG PLOT OF RFIN
MAX1470 toc12
S11 SMITH PLOT OF RFIN
0dB
10dB/
div
315MHz,
-29.5dB
50MHz
1GHz
315MHz
50MHz
1GHz
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