SI4708-B-GMR - Skyworks Solutions Inc.

Manufacturer Part Number

SI4708-B-GMR

Manufacturer

Skyworks Solutions, Inc.

Introduction

The SI4708-B-GMR is a high-performance, low-power FM radio receiver integrated circuit (IC) designed for a wide range of applications.

Product Features and Performance

Operates in the FM broadcast band of 76MHz to 108MHz

Low current consumption of 16mA during reception

Supports a wide supply voltage range of 2.7V to 5.5V

Integrated low-noise amplifier (LNA), mixer, and baseband circuitry

Highly sensitive receiver with excellent selectivity and image rejection

Automatic Gain Control (AGC) and Received Signal Strength Indicator (RSSI) functions

Integrated deemphasis filter and audio amplifier

Supports various audio output modes including mono, stereo, and dual mono

Product Advantages

Compact 16-QFN (2.5x2.5mm) package with exposed pad for improved thermal performance

Suitable for a wide range of applications, from portable electronics to automotive infotainment systems

Low power consumption enables extended battery life in portable devices

High performance and integration simplifies design and reduces external component count

Key Technical Parameters

Frequency Range: 76MHz to 108MHz

Supply Voltage: 2.7V to 5.5V

Current Consumption (Receive Mode): 16mA

Operating Temperature Range: -20°C to 85°C

Package: 16-QFN (2.5x2.5mm) with exposed pad

Quality and Safety Features

Meets industrial-grade quality and reliability standards

RoHS-compliant and lead-free package

Compatibility

Suitable for a wide range of applications, including portable electronics, automotive infotainment systems, and general-purpose FM radio designs

Application Areas

Portable electronics (e.g., smartphones, tablets, personal audio players)

Automotive infotainment systems

General-purpose FM radio designs

Product Lifecycle

The SI4708-B-GMR is an actively supported product, with no plans for discontinuation in the near future.

Replacement or upgrade options are available from Skyworks Solutions, Inc., as the manufacturer continues to innovate and release new generations of FM receiver ICs.

Key Reasons to Choose This Product

High performance and low power consumption for extended battery life in portable devices

Compact and integrated package design simplifies circuit board layout and reduces external component count

Versatile and suitable for a wide range of applications, from consumer electronics to automotive systems

Robust quality and reliability, backed by Skyworks Solutions, Inc., a leading provider of analog semiconductors