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CA3089N Specifications

Detailed technical information and Application Scenarios

Product Details

PartNumberManufactorQuantityAvailability
CA3089NSIGNETICS495Yes

CA3089N is a monolithic integrated circuit manufactured by Signetics, designed for use in FM radio receivers.

The CA3089N is a monolithic integrated circuit manufactured by Signetics, designed for use in FM radio receivers. Below are its specifications, descriptions, and features:

Specifications:

  • Manufacturer: Signetics
  • Type: FM IF System
  • Package: 16-pin DIP (Dual In-line Package)
  • Supply Voltage (VCC): 4.5V to 14V
  • Operating Temperature Range: -20°C to +75°C
  • IF Frequency Range: 455 kHz to 10.7 MHz
  • Quiescent Current: 10 mA (typical)
  • Input Sensitivity: 200 µV (for 30 dB S/N ratio)
  • Limiting Sensitivity: 2 µV (typical)
  • Audio Output Voltage: 100 mV (typical)

Descriptions:

The CA3089N is a high-performance FM IF amplifier and demodulator IC, optimized for FM radio applications. It includes a limiter, quadrature detector, and audio amplifier stages, providing excellent signal-to-noise ratio and low distortion. It is widely used in FM receivers, communication equipment, and automotive radio systems.

Features:

  • High-Gain Limiter Amplifier (provides excellent limiting characteristics)
  • Quadrature Detector (for FM demodulation with low distortion)
  • Built-in Audio Amplifier (for direct audio output)
  • Mute Control Input (for noise suppression during weak signals)
  • Signal Strength Indicator (RSSI) Output (for tuning indication)
  • Low External Component Count (simplifies circuit design)
  • Wide Supply Voltage Range (4.5V to 14V)

The CA3089N is an industry-standard IC for FM IF processing, known for its reliability and performance in radio applications.

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