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LM4546AVH from NS,National Semiconductor

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LM4546AVH

Manufacturer: NS

AC '97 Rev 2.1 Codec with Sample Rate Conversion and National 3D Sound

Partnumber Manufacturer Quantity Availability
LM4546AVH NS 928 In Stock

Description and Introduction

AC '97 Rev 2.1 Codec with Sample Rate Conversion and National 3D Sound The LM4546AVH is a manufacturer part from National Semiconductor (NS). Below are the factual specifications, descriptions, and features from Ic-phoenix technical data files:

### **Specifications:**  
- **Manufacturer:** National Semiconductor (NS)  
- **Part Number:** LM4546AVH  
- **Type:** Audio Codec (Coder-Decoder)  
- **Interface:** AC '97 Rev 2.1 compliant  
- **Data Converter Resolution:** 18-bit ADC and DAC  
- **Sampling Rate:** Up to 48 kHz  
- **Operating Voltage:** 3.3V (digital), 5V (analog)  
- **Package:** 48-pin TQFP (Thin Quad Flat Package)  
- **Operating Temperature Range:** -40°C to +85°C  

### **Descriptions:**  
The LM4546AVH is a high-performance audio codec designed for PC multimedia applications. It complies with the AC '97 Rev 2.1 specification, providing high-quality audio processing with 18-bit resolution for both analog-to-digital (ADC) and digital-to-analog (DAC) conversion.  

### **Features:**  
- **AC '97 2.1 Compliance:** Supports full-duplex audio with independent sample rates.  
- **18-bit Resolution:** Ensures high-fidelity audio playback and recording.  
- **Multiple Inputs/Outputs:** Includes stereo line-in, mic-in, and line-out.  
- **Integrated Analog Mixer:** Allows flexible audio routing.  
- **Low Power Consumption:** Optimized for power-sensitive applications.  
- **3D Stereo Enhancement:** Supports spatial audio effects.  
- **48-Pin TQFP Package:** Compact form factor for space-constrained designs.  

This information is strictly based on the manufacturer's datasheet and specifications.

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