SI4682DY-T1-E3

Product Overview

Category

The SI4682DY-T1-E3 belongs to the category of integrated circuits (ICs) and specifically falls under the radio frequency (RF) receiver ICs.

Use

This product is primarily used for receiving and processing radio frequency signals in various applications such as automotive infotainment systems, portable media players, and home audio systems.

Characteristics

• The SI4682DY-T1-E3 is known for its high sensitivity and selectivity, allowing for reliable reception of RF signals even in challenging environments.
• It features low power consumption, making it suitable for battery-powered devices.
• The IC is designed to support multiple broadcast standards, including AM, FM, and digital radio.

Package

The SI4682DY-T1-E3 is available in a small outline package (SOP) with a specified footprint and pin configuration for easy integration onto printed circuit boards (PCBs).

Essence

The essence of this product lies in its ability to provide robust and high-quality RF signal reception while minimizing power consumption and offering compatibility with various broadcast standards.

Packaging/Quantity

The SI4682DY-T1-E3 is typically supplied in tape and reel packaging, with a standard quantity of 2500 units per reel.

Specifications

• Frequency Range: 520 kHz to 1710 kHz (AM), 87.5 MHz to 108 MHz (FM)
• Supply Voltage: 2.7V to 5.5V
• Operating Temperature Range: -40°C to 85°C
• Integrated Digital Signal Processing (DSP) for signal demodulation and decoding
• I2C Interface for control and configuration

Detailed Pin Configuration

The detailed pin configuration of the SI4682DY-T1-E3 is as follows:

| Pin Number | Pin Name | Description | |------------|--------------|--------------------------------------------------| | 1 | VDD | Power supply voltage input | | 2 | GND | Ground connection | | 3 | ANT | Antenna input | | 4 | AGC | Automatic Gain Control output | | 5 | RCLK | Reference clock input | | 6 | RDATA | Reference data input | | 7 | LOUT | Left audio output | | 8 | ROUT | Right audio output | | 9 | GPO1 | General-purpose output 1 | | 10 | GPO2 | General-purpose output 2 | | 11 | GPIO1 | General-purpose input/output 1 | | 12 | GPIO2 | General-purpose input/output 2 | | 13 | SDA | I2C serial data input/output | | 14 | SCL | I2C serial clock input |

Functional Features

• High Sensitivity: The IC exhibits excellent sensitivity, enabling reliable reception of weak RF signals.
• Selectivity: It offers strong selectivity to filter out unwanted interference and noise, ensuring clear signal reception.
• Digital Signal Processing: Integrated DSP facilitates signal demodulation and decoding, enhancing audio quality.
• Low Power Consumption: The IC is designed for energy efficiency, making it suitable for battery-operated devices.

Advantages and Disadvantages

Advantages

• Versatile Compatibility: Supports multiple broadcast standards, expanding its applicability across different regions and platforms.
• Compact Form Factor: The SOP package allows for space-efficient integration into electronic designs.
• Enhanced Audio Quality: The integrated DSP contributes to improved audio performance, delivering clear and distortion-free sound.

Disadvantages

• Complexity of Integration: Some level of expertise may be required for seamless integration due to the advanced functionality of the IC.
• Cost Consideration: The advanced features of the IC may lead to a higher unit cost compared to simpler RF receiver solutions.

Working Principles

The SI4682DY-T1-E3 operates by receiving RF signals through the antenna input, which are then processed and demodulated using the integrated DSP. The demodulated audio signals are then output through the left and right audio outputs, providing high-quality audio for the end user. The IC's selectivity and sensitivity contribute to its ability to effectively capture and process RF signals while minimizing interference and noise.

Detailed Application Field Plans

The SI4682DY-T1-E3 finds application in various fields, including: - Automotive Infotainment Systems: Providing reliable radio reception and audio output in vehicles. - Portable Media Players: Enabling FM radio functionality in handheld devices. - Home Audio Systems: Integrating FM and AM radio capabilities into home entertainment setups.

Detailed and Complete Alternative Models

Some alternative models to the SI4682DY-T1-E3 include: - SI4688DY