MAX1471_05 Datasheet, PDF (5/26 Pages) Maxim Integrated Products – 315MHz/434MHz Low-Power, 3V/5V ASK/FSK Superheterodyne Receiver

315MHz/434MHz Low-Power, 3V/5V
ASK/FSK Superheterodyne Receiver
Typical Operating Characteristics
(Typical Application Circuit, AV_DD = DV_DD = HV_IN = +3.0V, f_RF = 434MHz, T_A = +25°C, unless otherwise noted.)
SUPPLY CURRENT
vs. SUPPLY VOLTAGE
8.0
+125°C
+105°C
7.6
+85°C
7.2
6.8
+25°C
6.4
-40°C
6.0
2.4
2.7
3.0
3.3
3.6
SUPPLY VOLTAGE (V)
BIT-ERROR RATE
vs. AVERAGE INPUT POWER (ASK DATA)
100
280kHz IF BW
10
f_RF = 434MHz
1
0.2% BER
0.1
f_RF = 315MHz
0.01
-123 -121 -119 -117 -115 -113 -111
AVERAGE INPUT POWER (dBm)
SUPPLY CURRENT
vs. RF FREQUENCY
8.0
7.8
7.6
+125°C +105°C +85°C
7.4
7.2
7.0
6.8
6.6
6.4
+25°C
-40°C
6.2
6.0
300 325 350 375 400 425 450
RF FREQUENCY (MHz)
BIT-ERROR RATE
vs. AVERAGE INPUT POWER (FSK DATA)
100
280kHz IF BW
FREQUENCY DEVIATION = ±50kHz
10
f_RF = 434MHz
1
0.2% BER
0.1
f_RF = 315MHz
0.01
-115
-113
-110
-108
-105
AVERAGE INPUT POWER (dBm)
DEEP-SLEEP CURRENT
vs. TEMPERATURE
12
10
8
6
4
2
0
-40 -15 10 35 60 85 110
TEMPERATURE (^°C)
SENSITIVITY
vs. TEMPERATURE (ASK DATA)
-102
280kHz IF BW
0.2% BER
-105
-108
-111
f_RF = 434MHz
-114
-117
f_RF = 315MHz
-120
-40 -15 10 35 60 85 110
TEMPERATURE (^°C)
SENSITIVITY
vs. TEMPERATURE (FSK DATA)
-102
280kHz IF BW
0.2% BER
-104 ^{FREQUENCY DEVIATION = ±50kHz}
-106
f_RF = 434MHz
-108
-110
f_RF = 315MHz
-112
-40 -15 10 35 60 85 110
TEMPERATURE (^°C)
SENSITIVITY vs. FREQUENCY
DEVIATION (FSK DATA)
-98
280kHz IF BW
-100 ^{0.2% BER}
-102
-104
-106
-108
-110
-112
1
10
100
FREQUENCY DEVIATION (kHz)
RSSI vs. RF INPUT POWER
1.6
AGC HYSTERESIS: 3dB
1.4
HIGH-GAIN MODE
1.2
1.0
AGC SWITCH
POINT
0.8
0.6
0.4
0.2
LOW-GAIN MODE
0
-130 -110 -90 -70 -50 -30 -10 10
RF INPUT POWER (dBm)
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