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PDF NTE712 Data sheet ( Hoja de datos )
| Número de pieza | NTE712 | |
| Descripción | Integrated Circuit TV/FM Sound IF Detector | |
| Fabricantes | NTE Electronics | |
| Logotipo |  |
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NTE712
Integrated Circuit
TV/FM Sound IF Detector
Description:
The NTE712 is a versitile device in a 14–Lead DIP type package incorporating IF limiting, detection,
electronic attenuation, audio amplifier, and audio driver capabilities.
Features:
D Differential Peak Detector Requiring a Single Tuned Circuit
D Electronic Attenuator Replaces Conventional AC Volume Control: Range > 60dB
D Excellent AM Rejection @ 4.5 and 5.5MHz
D High Stability
D Low Harmonic Distortion
D Audio Drive Capability: 6.0mAP–P
D Minimum Undesirable Output Signal @ Maximum Attenuation
Absolute Maximum Ratings: (TA = +25°C unless otherwise specified)
Input Signal Voltage (Pin1 and Pin2) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ±3V
Power Supply Current . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50mA
Power Dissipation, PD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 625mW
Derate Above 25°C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5mW/°C
Operating Ambient Temperature Range, Topr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –20° to +75°C
Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –65° to +150°C
Electrical Characteristics: (V+ = 24V, TA = +25C unless otherwise specified)
Parameter
Pin
Test Conditions
Min Typ Max Unit
Regulated Voltage
5
10.3 11.0 12.2 V
DC Supply Current
Quiescent Output Voltage
5 V+ = 9V, RS = 0
12
10 16 24 mA
5.1 – – V
Dynamic Characteristics: (V+ = 24V, TA = +25°C unless otherwise specified)
Parameter
Test Conditions
Min Typ Max Unit
IF Amplifier and Detector (fo = 4.5MHz, ∆f = ±25kHz)
AM Rejection
Input Limiting Threshold Voltage
Recovered Audio Output Voltage
Output Distortion
Vin = 10mVrms, Note 1
Vin = 10mVrms
Vin = 10mVrms
40 51 –
dB
– 200 400 µVrms
0.5 0.7 – Vrms
– 0.4 2.0 %
Note 1. 100% FM, 30% AM Modulation.
1 page | ||
| Páginas | Total 3 Páginas | |
| PDF Descargar | [ Datasheet NTE712.PDF ] | |
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