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LC75342

Single-Chip Volume and Tone Control System

Partnumber Manufacturer Quantity Availability
LC75342 191 In Stock

Description and Introduction

Single-Chip Volume and Tone Control System The LC75342 is a digital electronic volume control IC manufactured by ON Semiconductor (formerly Sanyo). Here are its key specifications, descriptions, and features:

### **Specifications:**  
- **Supply Voltage:** 3.0V to 5.5V  
- **Operating Temperature Range:** -40°C to +85°C  
- **Number of Channels:** 2 (stereo)  
- **Attenuation Range:** 0dB to -79dB (1dB steps)  
- **Total Harmonic Distortion (THD):** Typically 0.01%  
- **Signal-to-Noise Ratio (SNR):** Typically 105dB  
- **Input Impedance:** 30kΩ (typical)  
- **Output Impedance:** 1kΩ (typical)  
- **Package Type:** SSOP-24  

### **Descriptions:**  
- The LC75342 is a digitally controlled volume IC designed for audio applications.  
- It supports serial data control (I²C bus interface) for adjusting volume levels.  
- Includes built-in mute and soft transition functions to minimize switching noise.  

### **Features:**  
- **Low Distortion:** Ensures high-quality audio output.  
- **Wide Voltage Range:** Operates from 3V to 5.5V, suitable for portable and fixed audio systems.  
- **Fine Attenuation Steps:** 1dB per step for precise volume control.  
- **Built-in Mute Function:** Allows muting the output signal.  
- **Soft Transition:** Smooth volume changes to prevent audible pops or clicks.  
- **I²C Interface:** Simple digital control via serial communication.  

This information is based solely on the manufacturer's datasheet for the LC75342 IC.

Application Scenarios & Design Considerations

Single-Chip Volume and Tone Control System

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