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ISL28474FAZ from INTESIL

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ISL28474FAZ

Manufacturer: INTESIL, INTERSIL

Micropower, Single Supply, Rail-to-Rail Input-Output Instrumentation Amplifier and Precision Operational Amplifier

Partnumber Manufacturer Quantity Availability
ISL28474FAZ INTESIL, INTERSIL 3929 In Stock

Description and Introduction

Micropower, Single Supply, Rail-to-Rail Input-Output Instrumentation Amplifier and Precision Operational Amplifier **Manufacturer:** Intersil (now part of Renesas Electronics)  

**Part Number:** ISL28474FAZ  

### **Specifications:**  
- **Type:** Precision, Low Noise, Low Power, Rail-to-Rail Output Operational Amplifier  
- **Number of Channels:** Quad (4 channels)  
- **Supply Voltage Range:** ±1.5V to ±5.5V (Dual Supply), 3V to 11V (Single Supply)  
- **Input Offset Voltage:** 85µV (max)  
- **Input Bias Current:** 1pA (typ)  
- **Gain Bandwidth Product (GBW):** 3MHz  
- **Slew Rate:** 1.5V/µs  
- **Quiescent Current:** 550µA per amplifier (typ)  
- **Output Current:** ±30mA  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** 14-Lead TSSOP  

### **Descriptions:**  
The ISL28474FAZ is a quad-channel, precision operational amplifier designed for low-power, high-precision applications. It features rail-to-rail output swing, low noise, and low input offset voltage, making it suitable for sensor interfaces, medical instrumentation, and industrial control systems.  

### **Features:**  
- **Low Input Offset Voltage:** Ensures high accuracy in precision applications.  
- **Rail-to-Rail Output:** Maximizes dynamic range in low-voltage applications.  
- **Low Noise:** 8nV/√Hz at 1kHz (typ) for high signal fidelity.  
- **Low Power Consumption:** Ideal for battery-powered devices.  
- **Wide Supply Range:** Supports both single and dual supply operations.  
- **High Output Drive:** Capable of driving heavy capacitive loads.  
- **Robust ESD Protection:** ±4kV HBM (Human Body Model) for improved reliability.  

For detailed datasheet information, refer to the official Renesas/Intersil documentation.

Application Scenarios & Design Considerations

Micropower, Single Supply, Rail-to-Rail Input-Output Instrumentation Amplifier and Precision Operational Amplifier

Alternative Part Number

  • OPA4277UA --: Quad precision op-amp in SOIC-14 with similar low offset and low noise performance, widely available and pin-compatible in function.
  • LT1014CN --: Quad precision operational amplifier with low offset voltage and low drift, suitable replacement for instrumentation and signal conditioning.
  • MC33074DR2G --: Quad general-purpose op-amp in SOIC-14 with similar supply range and bandwidth, cost-effective alternative for less critical applications.

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