NJM2552 JRC, NJM2552 Datasheet - Page 17

• Manufacturer Part Number: NJM2552
• Description: FM IF Demodulator IC / SSOP20
• Manufacturer: JRC

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Ver.2006-11-06
[RF AGC Characteristics]
2.4
2.2
1.8
1.6
1.4
1.2
0.8
0.6
0.4
0.2
2.4
2.2
1.8
1.6
1.4
1.2
0.8
0.6
0.4
0.2
1.8
1.6
1.4
1.2
0.8
0.6
0.4
0.2
RF AGC Output versus Temperature
RF AGC Output versus Mixer Input
2
1
0
2
1
0
2
1
0
RF AGC Output versus IF Input
-20
-50
0
circuit 4
VinLO=100dBuV
circuit 4
Mixer Input Level VinMIX(dBuV)
-25
and Supply Voltage
and Supply Voltage
0
20
Ambient Temperature Ta(°C)
and IF Input Level
IF Input Level VinIF(dBuV)
20
0
40
VinMIX=120dBuV
40
25
60
60
-
50
90dBuV
85dBuV
80dBuV
75dBuV
70dBuV
20dBuV
80
80
75
V+=9.0V
V+=9.0V
100
2.2V
2.7V
2.7V
2.2V
100
100
120
120
125
2.4
2.2
1.8
1.6
1.4
1.2
0.8
0.6
0.4
0.2
2.4
2.2
1.8
1.6
1.4
1.2
0.8
0.6
0.4
0.2
RF AGC Output versus Mixer Input
2
1
0
2
1
0
-20
RF AGC Output versus IF Input
-20
circuit 4
VinLO=100dBuV
and Ambient Temperature
and Ambient Temperature
Mixer Input Level VinMIX(dBuV)
0
0
IF Input Level VinIF(dBuV)
20
20
40
40
Ta=85°C, 25°C, - 40°C
Ta=85°C, 25°C, - 40°C
60
60
NJM2552
80
80
100
100
120
120
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