SI4724CY-T1-E3

Product Overview

Category

SI4724CY-T1-E3 belongs to the category of integrated circuits (ICs).

Use

It is primarily used in radio frequency (RF) applications, specifically in FM broadcast receivers.

Characteristics

• Integrated circuit
• FM broadcast receiver
• Small form factor
• Low power consumption
• High sensitivity
• Wide operating voltage range

Package

SI4724CY-T1-E3 is available in a compact and industry-standard package, such as a 20-pin QFN (Quad Flat No-Lead) package.

Essence

The essence of SI4724CY-T1-E3 lies in its ability to receive and process FM radio signals, enabling the implementation of FM broadcast receivers in various electronic devices.

Packaging/Quantity

Typically, SI4724CY-T1-E3 is supplied in reels or tubes, with a quantity of around 2500 units per reel/tube.

Specifications

• Operating Frequency Range: 76 MHz to 108 MHz
• Supply Voltage Range: 2.7V to 5.5V
• Current Consumption: <10 mA
• Audio Output Power: Up to 100 mW
• Signal-to-Noise Ratio: >60 dB
• Antenna Input Impedance: 50 ohms
• Control Interface: I2C (Inter-Integrated Circuit)

Detailed Pin Configuration

1. VDD - Power supply input
2. GND - Ground reference
3. SDIO - Serial data input/output for control interface
4. SCLK - Serial clock input for control interface
5. RSTN - Reset input
6. GPIO1 - General-purpose input/output pin 1
7. GPIO2 - General-purpose input/output pin 2
8. GPIO3 - General-purpose input/output pin 3
9. GPIO4 - General-purpose input/output pin 4
10. GPIO5 - General-purpose input/output pin 5
11. GPIO6 - General-purpose input/output pin 6
12. GPIO7 - General-purpose input/output pin 7
13. GPIO8 - General-purpose input/output pin 8
14. GPIO9 - General-purpose input/output pin 9
15. GPIO10 - General-purpose input/output pin 10
16. AGC - Automatic Gain Control output
17. LOUT - Left audio channel output
18. ROUT - Right audio channel output
19. ANT - Antenna input
20. VDDA - Analog power supply input

Functional Features

• FM broadcast reception
• Digital signal processing (DSP) for audio decoding
• Automatic frequency control (AFC)
• Automatic gain control (AGC)
• Stereo audio output
• I2C control interface for easy integration
• Low power consumption for battery-powered devices

Advantages and Disadvantages

Advantages

• High sensitivity for reliable FM reception
• Compact size for space-constrained designs
• Wide operating voltage range allows flexibility in power supply selection
• Integrated audio processing eliminates the need for external components
• Easy integration with microcontrollers through the I2C interface

Disadvantages

• Limited to FM broadcast reception only
• Requires an external antenna for optimal performance
• May require additional circuitry for audio amplification, depending on the application requirements

Working Principles

SI4724CY-T1-E3 operates by receiving FM radio signals through its dedicated antenna input. The received signals are then processed using digital signal processing techniques to extract the audio information. The automatic frequency control ensures accurate tuning, while the automatic gain control maintains a consistent audio level. The stereo audio output provides a high-quality audio experience.

Detailed Application Field Plans

SI4724CY-T1-E3 finds applications in various electronic devices that require FM broadcast reception. Some potential application fields include: - Portable radios - Car audio systems - Home entertainment systems - Wireless speakers - Wearable devices with built-in FM radio functionality

Detailed and Complete Alternative Models

• SI4702-C19-GMR
• TEA5767HN/V1,118
• RDA5807FP
• TEF6686HN/V1,557
• KT0915L

These alternative models offer similar functionality and can be considered as alternatives to SI4724CY-T1-E3 based on specific application requirements.

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