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LM4548VH from NS,National Semiconductor

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LM4548VH

Manufacturer: NS

AC '97 Codec with Sample Rate Conversion and National 3D Sound [Life-time buy]

Partnumber Manufacturer Quantity Availability
LM4548VH NS 1000 In Stock

Description and Introduction

AC '97 Codec with Sample Rate Conversion and National 3D Sound [Life-time buy] The LM4548VH is a part manufactured by National Semiconductor (NS). Below are the factual details from Ic-phoenix technical data files:

### **Specifications:**  
- **Manufacturer:** National Semiconductor (NS)  
- **Type:** Audio Codec  
- **Package:** 48-pin LQFP (Low-Profile Quad Flat Package)  
- **Interface:** AC '97 (Audio Codec '97) compliant  
- **Data Converter Resolution:** 18-bit ADC and DAC  
- **Sampling Rate:** Up to 48 kHz  
- **Signal-to-Noise Ratio (SNR):** Typically 90 dB  
- **Operating Voltage:** 3.3V  
- **Power Consumption:** Low-power operation  

### **Descriptions:**  
The LM4548VH is an audio codec designed for PC multimedia systems, providing high-quality audio processing. It supports AC '97 2.3 specifications, enabling digital audio input/output, microphone input, and stereo line outputs.  

### **Features:**  
- Compliant with AC '97 Rev 2.3  
- Integrated 18-bit stereo ADC and DAC  
- Supports multiple sample rates (8 kHz to 48 kHz)  
- On-chip analog mixing and gain control  
- Low-power operation suitable for portable devices  
- 3.3V single-supply operation  
- 48-pin LQFP package for space-efficient designs  

This information is strictly based on the available knowledge base.

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