SA637 Просмотр технического описания (PDF) - Philips Electronics
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SA637 Datasheet PDF : 11 Pages
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Philips Semiconductors RF Communications Products
Low-voltage digital IF receiver
Product specification
SA637
PERFORMANCE CHARACTERISTICS (cont.)
IF Power Gain vs Temperature and Supply Voltage
40.00
38.00
36.00
34.00
5.5V
3V
2.7V
32.00
30.00
-50 -40 -30 -20 -10
0 10 20 30 40 50 60 70 80 90
TEMPERATURE (°C)
Limiter Power Gain vs Temperature and Supply Voltage
65.00
63.00
61.00
59.00
5.5V
3V
2.7V
57.00
55.00
-50 -40 -30 -20 -10
0 10 20 30 40 50 60 70 80 90
TEMPERATURE (°C)
400.00
350.00
300.00
Limiter Output (+) Level vs Temperature
and Supply Voltage
5.5V
3V
2.7V
250.00
200.00
150.00
100.00
50.00
0.00
-50 -40 -30 -20 -10
0 10 20 30 40 50 60 70 80 90
TEMPERATURE (°C)
400.00
350.00
Limiter Output (–) Level vs Temperature
and Supply Voltage
5.5V
3V
300.00
2.7V
250.00
200.00
150.00
100.00
50.00
0.00
-50 -40 -30 -20 -10
0 10 20 30 40 50 60 70 80 90
TEMPERATURE (°C)
RSSI vs RF Level and Temperature – VCC = 3V
2.50
2.25
2.00
1.75
1.50
1.25
1.00
0.75
0.50
-40C
+85C
0.25
0.00
-120 -110 -100 -90 -80 -70 -60 -50 -40 -30 -20 -10 0
RF LEVEL (dBm)
RSSI vs RF Level and Supply Voltage –
Temperature = 25°C
2.50
5.5V
2.25
3V
2.00
1.75
2.7V
1.50
1.25
1.00
0.75
0.50
0.25
0.00
-120 -110 -100 -90 -80 -70 -60 -50 -40 -30 -20 -10 0
RF LEVEL (dBm)
October 27, 1993
6
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