MAX7034(2008) 查看數據表（PDF） - Maxim Integrated
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MAX7034 Datasheet PDF : 13 Pages
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315MHz/434MHz ASK Superheterodyne
Receiver
Typical Operating Characteristics
(Typical Application Circuit, VDD5 = +5.0V, fRF = 433.92MHz, TA = +25°C, unless otherwise noted.)
SUPPLY CURRENT vs. SUPPLY VOLTAGE
7.8
7.6
7.4
+125°C
7.2
+85°C +105°C
7.0 +25°C
6.8
-40°C
6.6
4.5 4.7 4.9 5.1 5.3 5.5
SUPPLY VOLTAGE (V)
SUPPLY CURRENT vs. RF FREQUENCY
9.0
8.5
+85°C
+105°C
8.0 +125°C
7.5
7.0
6.5
+25°C
6.0
5.5
-40°C
5.0
250 300 350 400 450 500
RF FREQUENCY (MHz)
100.00
10.00
BIT-ERROR RATE
vs. PEAK RF INPUT POWER
433.92MHz
1.00
315MHz
0.10
0.01
-130
-125
-120
-115
-110
PEAK RF INPUT POWER (dBm)
SENSITIVITY vs. TEMPERATURE
-102
-104
-106
-108
433.92MHz
-110 315MHz
-112
-114
-116
-118
-120
-40 -15 10 35 60 85 110
TEMPERATURE (°C)
RSSI vs. RF INPUT POWER
2.40
2.20 IF BANDWIDTH = 280kHz
2.00
1.80
1.60
1.40
1.20
1.00
-140 -120 -100 -80 -60 -40 -20 0
RF INPUT POWER (dBm)
RSSI AND DELTA vs. IF INPUT POWER
2.40
15 MAX7034 toc06
2.20
RSSI
10
2.00
5
0
1.80
DELTA
-5
1.60
-10
1.40
-15
1.20
-20
1.00
-25
-90 -80 -70 -60 -50 -40 -30 -20 -10 0 10
IF INPUT POWER (dBm)
LNA/MIXER VOLTAGE GAIN
vs. IF FREQUENCY
65
UPPER SIDEBAND
55
45
49.7dB
35
IMAGE
REJECTION
25
15
LOWER SIDEBAND
5
-5
0 5 10 15 20 25 30
IF FREQUENCY (MHz)
IMAGE REJECTION vs. RF FREQUENCY
60
fRF = 315MHz
50
40
30
20 fRF = 433.92MHz
10
0
280 300 320 340 360 380 400 420 440 460 480
RF FREQUENCY (MHz)
IMAGE REJECTION vs. TEMPERATURE
52
50
48
315MHz
46
44
433.92MHz
42
40
-40 -15 10 35 60 85 110
TEMPERATURE (°C)
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