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MAX981CSA from MAXIM,MAXIM - Dallas Semiconductor

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MAX981CSA

Manufacturer: MAXIM

Ultra-Low-Power / Open-Drain / Single/Dual-Supply Comparators

Partnumber Manufacturer Quantity Availability
MAX981CSA MAXIM 10 In Stock

Description and Introduction

Ultra-Low-Power / Open-Drain / Single/Dual-Supply Comparators The MAX981CSA is a microphone amplifier with automatic gain control (AGC) manufactured by Maxim Integrated (now part of Analog Devices). Below are its key specifications, descriptions, and features:

### **Specifications:**  
- **Supply Voltage Range:** 2.7V to 5.5V  
- **Quiescent Current:** 525µA (typical)  
- **Gain Range:** 40dB (fixed) or 50dB (with AGC)  
- **AGC Range:** Adjustable (up to 50dB)  
- **Bandwidth:** 20Hz to 20kHz  
- **THD (Total Harmonic Distortion):** 0.04% (typical)  
- **Operating Temperature Range:** 0°C to +70°C  
- **Package:** 8-pin SOIC  

### **Descriptions:**  
The MAX981CSA is a low-power, high-performance microphone amplifier designed for audio applications. It includes an AGC circuit to maintain consistent output levels despite varying input signal strengths. It is suitable for voice recording, communication systems, and other audio processing applications.  

### **Features:**  
- **Low-Noise Preamplifier:** Optimized for electret microphones.  
- **Automatic Gain Control (AGC):** Maintains stable output levels.  
- **Low Power Consumption:** Ideal for battery-powered devices.  
- **Fixed or Adjustable Gain:** Selectable via external components.  
- **Shutdown Mode:** Reduces power consumption when inactive.  
- **Wide Supply Voltage Range:** Supports operation from 2.7V to 5.5V.  

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

Application Scenarios & Design Considerations

Ultra-Low-Power / Open-Drain / Single/Dual-Supply Comparators

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