MAX1473_11 Datasheet, PDF (7/15 Pages) Maxim Integrated Products – 315MHz/433MHz ASK Superheterodyne Receiver with Extended Dynamic Range

315MHz/433MHz ASK Superheterodyne
Receiver with Extended Dynamic Range
Typical Operating Characteristics (continued)
(Typical Application Circuit, V_DD = 3.3V, f_RF = 315MHz, T_A = +25°C, unless otherwise noted.)
5
0
-5
-10
-15
-20
1
NORMALIZED IF GAIN
vs. IF FREQUENCY
S11 MAGNITUDE-LOG PLOT OF RFIN
30
20
10
0
-10
-20
-30
-40
315MHz
-34dB
-50
-60
10
IF FREQUENCY (MHz)
-70
100
10 109 208 307 406 505 604 703 802 901 1000
RF FREQUENCY (MHz)
S11 SMITH PLOT OF RFIN
MAX1473 toc12
600MHz
100MHz
REGULATOR VOLTAGE
vs. REGULATOR CURRENT
3.1
3.0
-40°C _+25°C
2.9
+85°C
+105°C
2.8
2.7
2.6
V_DD = 5.0V
2.5
5
15
25
35
45
REGULATOR CURRENT (mA)
PHASE NOISE
vs. OFFSET FREQUENCY
0
f_RF = 315MHz
-20
-40
-60
-80
-100
-120
-140
1.E-05 1.E-04 1.E-03 1.E-02 1.E-01 1.E+00 1.E+01
OFFSET FREQUENCY (MHz)
PHASE NOISE
vs. OFFSET FREQUENCY
0
f_RF = 433MHz
-20
-40
-60
-80
-100
-120
-140
1.E-05 1.E-04 1.E-03 1.E-02 1.E-01 1.E+00 1.E+01
OFFSET FREQUENCY (MHz)
_______________________________________________________________________________________ 7