LE79242BTCT

Product Overview

Category: Integrated Circuit (IC)

Use: The LE79242BTCT is a high-performance digital signal processor designed for audio applications. It is commonly used in audio equipment such as amplifiers, mixers, and sound systems.

Characteristics: - High processing speed - Low power consumption - Compact size - Wide operating voltage range - Excellent noise reduction capabilities

Package: The LE79242BTCT comes in a small outline integrated circuit (SOIC) package, which ensures easy installation and compatibility with various circuit boards.

Essence: This IC is specifically designed to enhance audio quality by processing digital signals with high precision and efficiency.

Packaging/Quantity: Each package contains one LE79242BTCT IC.

Specifications

• Operating Voltage Range: 3.3V - 5V
• Clock Frequency: Up to 100 MHz
• Digital Signal Processing Resolution: 24-bit
• Number of Input Channels: 4
• Number of Output Channels: 2
• Signal-to-Noise Ratio: >90 dB
• Total Harmonic Distortion: <0.01%

Detailed Pin Configuration

The LE79242BTCT has a total of 32 pins, each serving a specific function. Here is the detailed pin configuration:

1. VDD: Power supply input
2. GND: Ground connection
3. IN1: Input channel 1
4. IN2: Input channel 2
5. IN3: Input channel 3
6. IN4: Input channel 4
7. OUT1: Output channel 1
8. OUT2: Output channel 2
9. CLK: Clock input
10. RESET: Reset control input
11. MODE: Mode selection input
12. AGC: Automatic Gain Control input
13. EQ1: Equalizer control input 1
14. EQ2: Equalizer control input 2
15. EQ3: Equalizer control input 3
16. EQ4: Equalizer control input 4
17. MUTE: Mute control input
18. BASS: Bass control input
19. TREBLE: Treble control input
20. VOL+: Volume control input (increase)
21. VOL-: Volume control input (decrease)
22. SDA: Serial Data input/output
23. SCL: Serial Clock input
24. AD0: Address selection bit 0
25. AD1: Address selection bit 1
26. AD2: Address selection bit 2
27. AD3: Address selection bit 3
28. AD4: Address selection bit 4
29. AD5: Address selection bit 5
30. AD6: Address selection bit 6
31. AD7: Address selection bit 7
32. NC: No connection

Functional Features

The LE79242BTCT offers several functional features that make it a versatile choice for audio processing applications:

1. Digital Signal Processing: The IC utilizes advanced digital signal processing algorithms to enhance audio quality, providing clear and immersive sound reproduction.

2. Equalization Control: With four dedicated equalizer control inputs, the LE79242BTCT allows precise adjustment of frequency response, enabling customization of audio output according to specific requirements.

3. Automatic Gain Control (AGC): The AGC feature ensures consistent volume levels by automatically adjusting the gain based on input signal strength, preventing distortion and maintaining optimal audio quality.

4. Mute Functionality: The built-in mute control input allows instant muting of the audio output, useful for situations where temporary silence is required.

5. Volume Control: The volume control inputs enable smooth and precise adjustment of audio levels, providing users with convenient control over the sound output.

Advantages and Disadvantages

Advantages: - High processing speed ensures real-time audio processing. - Low power consumption makes it suitable for portable devices. - Compact size allows for easy integration into various audio equipment. - Wide operating voltage range provides flexibility in different power supply scenarios. - Excellent noise reduction capabilities result in clear and distortion-free audio output.

Disadvantages: - Limited number of input and output channels may restrict its application in complex audio systems. - Lack of built-in audio codecs may require additional components for certain audio formats.

Working Principles

The LE79242BTCT operates based on the principles of digital signal processing. It receives digital audio signals from the input channels, processes them using various algorithms, and outputs the processed signals through the output channels. The IC's internal circuitry performs tasks such as equalization, gain control, and volume adjustment to enhance the audio quality according to the user's settings.

Detailed Application Field Plans

The LE79242BTCT finds applications in a wide range of audio-related fields, including: