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CXA1238S Specifications

Detailed technical information and Application Scenarios

Product Details

PartNumberManufactorQuantityAvailability
CXA1238SSONY394Yes

CXA1238S Manufacturer: SONY** ### **Specifications:** - **Type:** FM/AM Tuner IC - **Supply Voltage (VCC):** 1.

CXA1238S Manufacturer: SONY

Specifications:

  • Type: FM/AM Tuner IC
  • Supply Voltage (VCC): 1.8V to 7V
  • Operating Temperature Range: -20°C to +75°C
  • Package: SOP-30 (Surface Mount)
  • FM IF Frequency: 10.7MHz
  • AM IF Frequency: 450kHz
  • Low Current Consumption: FM: 8mA (typical), AM: 6mA (typical)

Descriptions:

The CXA1238S is a monolithic IC designed for FM/AM radio tuners. It integrates essential functions for FM and AM reception, including RF amplifiers, mixers, IF amplifiers, and detection circuits. It is optimized for low-voltage operation and is commonly used in portable radios and car stereos.

Features:

  • FM Section:
  • Built-in RF amplifier, mixer, local oscillator, IF amplifier, and quadrature detector
  • AFC (Automatic Frequency Control) function
  • High sensitivity and low distortion
  • AM Section:
  • Integrated RF amplifier, mixer, oscillator, IF amplifier, and detector
  • AGC (Automatic Gain Control) for stable reception
  • Other Features:
  • Low power consumption
  • Few external components required
  • Compact SOP-30 package for space-saving designs

This IC is discontinued but was widely used in consumer radio applications.

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