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参数资料
| 型号： | NTE1559 |
| 厂商： | NTE Electronics, Inc. |
| 英文描述： | Integrated Circuit FM IF Amp, Demod |
| 中文描述： | 集成电路调频中频放大器，解调 |
| 文件页数： | 1/2页 |
| 文件大小： | 21K |
| 代理商： | NTE1559 |
NTE1559
Integrated Circuit
FM IF Amp, Demod
Functions:
D FM IF Amplifier
D Quadrature Detector
D Audio Amplifier
D Muting Circuit
D Signal–Meter Driver
D AFC
D Center–Meter Driver
D Muting Controller (Bandwidth & Level)
D Center–Meter Short Circuit for AM Band (Pin15)
D IF Amp Killer for AM Band (Pin15)
Features:
D High Signal–to–Noise Ratio
D High Sensitivity
D Large Muting Attenuation
D Stable Operation using Full–Balanced
Differential
D Triplex Amplifier
D High Linearity of Signal Meter
D Operational Input Level of Muting is Adjustable
by Controlling External Resistance
Absolute Maximum Ratings:
Supply Voltage, VCC
15V
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Power Dissipation, PT
590mW
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Operating Temperature Range, Topr
–20
° to +70°C
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Storage Temperature Range, Tstg
–55
° to +125°C
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Electrical Characteristics: (TA = +25°C, VCC = 13V, fc = 10.7MHz, fm = 400Hz, f = 75kHz dev.
unless otherwise specified)
Parameter
Symbol
Test Conditions
Min
Typ
Max Unit
Operating Current
ICCmax
Vin = 100dB, 2V supplied to Pin5,
+150kHz detuned
–
30.5
39.3
mA
Limiting Sensitivity
Vin(lim)
Input level lower by 3dB than (Vo(AF) under
100dB
of input voltage)
–
33
37
dB
Recovered AF Voltage
Vo(AF)
Vin = 100dB
280
380
510
mV
Total Harmonic Distortion
THD
Vin = 100dB
–
0.01
0.08
%
Signal–to–Noise Ratio
S/N
Vin = 100dB
83
88
–
dB
AM Rejection
AMR
Vin = 100dB, fm = 1kHz, MOD = 30%
45
60
–
dB
Muting Attenuation
Mute(ATT) (Output Voltage under 100dB if Vin and with
Pin5 Open) = 0dB, 2V fed to Pin5 via 12k
83
100
–
dB
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