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MAX1473 Datasheet(PDF) 6 Page - Maxim Integrated Products |
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MAX1473 Datasheet(HTML) 6 Page - Maxim Integrated Products |
6 / 17 page 315MHz/433MHz ASK Superheterodyne Receiver with Extended Dynamic Range 6 _______________________________________________________________________________________ Typical Operating Characteristics (Typical Application Circuit, VDD = 3.3V, fRF = 315MHz, TA = +25°C, unless otherwise noted.) SUPPLY CURRENT vs. SUPPLY VOLTAGE SUPPLY VOLTAGE (V) 3.5 3.4 3.3 3.2 3.1 5.0 5.1 5.2 5.3 5.4 5.5 5.6 4.9 3.0 3.6 +105 °C +85 °C +25 °C -40 °C SUPPLY CURRENT vs. RF FREQUENCY RF FREQUENCY (MHz) 450 400 350 300 5.0 5.5 6.0 6.5 7.0 4.5 250 500 +105 °C +25 °C +85 °C -40 °C 100 0.01 -121 -118 -120 -119 -117 -116 -114 BIT-ERROR RATE vs. AVERAGE RF INPUT POWER 0.1 1 10 AVERAGE INPUT POWER (dBm) -115 fRF = 433MHz fRF = 315MHz SENSITIVITY vs. TEMPERATURE TEMPERATURE ( °C) 85 60 -15 10 35 -113 -112 -111 -110 -109 -108 -107 -106 -105 -114 -40 110 fRF = 315MHz fRF = 433MHz PEAK RF INPUT POWER 1% BER IF BANDWIDTH = 280MHz RSSI vs. RF INPUT POWER RF INPUT POWER (dBm) -20 -40 -60 -80 -100 -120 1.2 1.4 1.6 1.8 2.0 2.2 2.4 1.0 -140 0 IF BANDWIDTH = 280kHz VAGCDIS = 0V VAGCDIS = VDD RSSI AND DELTA vs. IF INPUT POWER MAX1473 toc06 IF INPUT POWER (dBm) -10 -30 -50 -70 1.2 1.4 1.6 1.8 2.0 2.2 2.4 1.0 -2.5 -1.5 -0.5 0.5 1.5 2.5 3.5 -3.5 -90 10 DELTA RSSI SYSTEM GAIN vs. FREQUENCY IF FREQUENCY (MHz) 25 20 15 10 5 -20 -10 0 10 20 30 -30 030 UPPER SIDEBAND LOWER SIDEBAND FROM RFIN TO MIXOUT fRF = 315MHz 50dB IMAGE REJECTION IMAGE REJECTION vs. RF FREQUENCY RF FREQUENCY (MHz) 430 380 330 35 40 45 50 55 30 280 480 fRF = 433MHz fRF = 375MHz fRF = 315MHz IMAGE REJECTION vs. TEMPERATURE TEMPERATURE ( °C) 60 35 10 -15 41 42 42 43 43 44 44 45 45 41 -40 85 fRF = 315MHz fRF = 375MHz fRF = 433MHz |
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