NJM2549 Просмотр технического описания (PDF) - Japan Radio Corporation
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NJM2549 Datasheet PDF : 18 Pages
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NJM2549
[RSSI CHARACTERISTICS]
(Test Circuit 1, Ta = 25°C, V+ = 3V, IF IN = 10.7MHz / 80dBuV, fdev = ± 10kHz, fmod = 1kHz,
unless otherwise noted)
RSSI Output versus IF Input Level
and Ambient Temperature
2.5
Ta= 85°C
25°C
2.0
-40°C
RSSI Output versus IF Input Level
and Supply Voltage
2.5
V+= 9.0V
2.0
3.0V, 2.7V
1.5
1.5
1.0
1.0
0.5
0.5
0.0
0
20
40
60
80 100
IF Input Level ( dBuV )
0.0
0
20
40
60
80 100
IF Input Level ( dBuV )
RSSI Output versus Supply Voltage
and IF Input Level
2.5
IF IN= 100dBuV
2.0
80dBuV
1.5
1.0
0.5
0.0
2
45dBuV
No input signal
4
6
8
10
Supply Voltage V+ ( V )
RSSI Output versus Temperature
and IF Input Level
2.5
IF IN= 100dBuV
2.0
80dBuV
1.5
1.0
45dBuV
0.5
0.0
-50
No input signal
0
50
100
Ambient Temperature Ta ( °C )
RSSI Output versus Supply Voltage Frequency
and IF Input Level
2.5
IF IN= 100dBuV
2.0
80dBuV
1.5
1.0
45dBuV
0.5
0.0
0.1
No input signal
1
10
100
IF Input Frequency ( MHz )
Ver.2010-06-24
[CAUTION]
The specifications on this databook are only
given for information , without any guarantee
as regards either mistakes or omissions. The
application circuits in this databook are
described only to show representative usages
of the product and not intended for the
guarantee or permission of any right including
the industrial rights.
- 18 -
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