SI4838BDY-T1-GE3
Product Overview
Category
The SI4838BDY-T1-GE3 belongs to the category of integrated circuits (ICs) and specifically falls under the radio frequency (RF) and microwave ICs.
Use
This product is primarily used in radio receiver applications, offering high-performance solutions for FM broadcast reception.
Characteristics
- High sensitivity and selectivity
- Low power consumption
- Integrated analog and digital circuitry
- Compact form factor
Package
The SI4838BDY-T1-GE3 is available in a small outline package (SOP) with a specified pin configuration.
Essence
The essence of this product lies in its ability to provide reliable and efficient FM broadcast reception in various electronic devices.
Packaging/Quantity
The SI4838BDY-T1-GE3 is typically supplied in tape and reel packaging, with quantities varying based on customer requirements.
Specifications
- Frequency Range: 64–108 MHz
- Supply Voltage: 2.7–5.5 V
- Current Consumption: 12 mA (typical)
- Audio Output Power: 25 mW into 32 Ω load
- Operating Temperature Range: -20°C to +85°C
Detailed Pin Configuration
The SI4838BDY-T1-GE3 features a total of 20 pins, including power supply, audio output, antenna input, and control interface pins. The detailed pin configuration is as follows:
- VDD
- GND
- GPO1
- GPO2
- GPO3
- GPO4
- GPO5
- GPO6
- GPO7
- GPO8
- GPO9
- GPO10
- GPIO1
- GPIO2
- GPIO3
- GPIO4
- GPIO5
- GPIO6
- GPIO7
- GPIO8
Functional Features
- Automatic frequency control (AFC)
- Digital frequency synthesis
- Automatic gain control (AGC)
- Stereo and mono audio output modes
- Integrated noise blanking
Advantages and Disadvantages
Advantages
- High sensitivity for weak signal reception
- Low power consumption for extended battery life
- Integrated digital tuning for precise frequency selection
- Compact form factor for space-constrained designs
Disadvantages
- Limited frequency range compared to some other RF ICs
- External components required for optimal performance in certain applications
Working Principles
The SI4838BDY-T1-GE3 operates by receiving the FM broadcast signal through the antenna input, followed by automatic frequency control and digital frequency synthesis to tune to the desired station. The integrated automatic gain control ensures consistent audio output quality, while additional features such as stereo/mono mode and noise blanking enhance the overall listening experience.
Detailed Application Field Plans
The SI4838BDY-T1-GE3 is well-suited for integration into portable FM radio receivers, automotive infotainment systems, and smart home audio devices. Its low power consumption and compact package make it ideal for battery-powered and space-constrained applications.
Detailed and Complete Alternative Models
- SI4835BDY-T1-GE3
- SI4844-B30-GM
In conclusion, the SI4838BDY-T1-GE3 offers a high-performance solution for FM broadcast reception, catering to a wide range of applications with its compact form factor and advanced features.
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What is the SI4838BDY-T1-GE3?
- The SI4838BDY-T1-GE3 is a high-performance, integrated AM/FM receiver IC designed for use in various technical solutions.
What are the key features of the SI4838BDY-T1-GE3?
- The key features include digital tuning, advanced seek tuning, automatic frequency control (AFC), and digital audio processing.
In what applications can the SI4838BDY-T1-GE3 be used?
- It can be used in applications such as portable radios, home audio systems, automotive infotainment systems, and other consumer electronic devices.
What is the power supply requirement for the SI4838BDY-T1-GE3?
- The typical power supply voltage range is 2.7V to 5.5V, making it suitable for battery-powered applications.
Does the SI4838BDY-T1-GE3 support stereo reception?
- Yes, it supports stereo reception for FM broadcasts, providing high-quality audio output.
What kind of interface does the SI4838BDY-T1-GE3 have?
- It features an I2C interface for control and configuration, allowing for easy integration into digital systems.
Can the SI4838BDY-T1-GE3 handle weak or noisy signals?
- Yes, it includes features like digital signal processing and noise suppression to improve reception in challenging environments.
Is the SI4838BDY-T1-GE3 compliant with industry standards?
- Yes, it meets relevant industry standards for performance, electromagnetic compatibility, and safety.
What are the typical operating conditions for the SI4838BDY-T1-GE3?
- It operates within a temperature range of -40°C to 85°C and is designed for reliable performance in various environmental conditions.
Are there any evaluation boards or reference designs available for the SI4838BDY-T1-GE3?
- Yes, there are evaluation boards and reference designs provided by the manufacturer to assist with the implementation and testing of the IC in different technical solutions.