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MAX749ESA+T from MAXIM,MAXIM - Dallas Semiconductor

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MAX749ESA+T

Manufacturer: MAXIM

Digitally Adjustable LCD Bias Supply

Partnumber Manufacturer Quantity Availability
MAX749ESA+T,MAX749ESAT MAXIM 15000 In Stock

Description and Introduction

Digitally Adjustable LCD Bias Supply **Manufacturer:** MAXIM (now part of Analog Devices)  

**Part Number:** MAX749ESA+T  

### **Specifications:**  
- **Type:** Switched-Capacitor, Universal Active Filter  
- **Operating Voltage Range:** ±2.5V to ±5.5V (Dual Supply) or +5V to +11V (Single Supply)  
- **Filter Types Supported:** Lowpass, Highpass, Bandpass, Notch, Allpass  
- **Cutoff Frequency Range:** Up to 30kHz  
- **Adjustable Q (Quality Factor):** 0.5 to 50  
- **Gain Range:** Programmable (via external resistors)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 8-pin SOIC (Small Outline Integrated Circuit)  
- **Mounting Type:** Surface Mount  

### **Descriptions:**  
The MAX749ESA+T is a versatile switched-capacitor active filter IC that allows for the implementation of various filter types (lowpass, highpass, bandpass, notch, and allpass) with adjustable parameters. It operates on dual or single power supplies and is designed for precision filtering applications in audio, communications, and instrumentation systems.  

### **Features:**  
- **Universal Filter:** Configurable for multiple filter responses.  
- **Low Power Consumption:** Suitable for battery-powered applications.  
- **No External Clock Required:** Internal oscillator simplifies design.  
- **High Accuracy:** Tight tolerance for cutoff frequency and Q.  
- **Surface-Mount Package:** Compact SOIC-8 for space-constrained designs.  
- **Wide Supply Range:** Supports both single and dual supplies.  

This IC is ideal for applications requiring precise frequency response shaping, such as signal conditioning, noise reduction, and anti-aliasing.

Application Scenarios & Design Considerations

Digitally Adjustable LCD Bias Supply

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