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ICL7621DCBA-T from INTERSIL

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ICL7621DCBA-T

Manufacturer: INTERSIL

Dual/Quad, Low Power CMOS Operational Amplifiers

Partnumber Manufacturer Quantity Availability
ICL7621DCBA-T,ICL7621DCBAT INTERSIL 6351 In Stock

Description and Introduction

Dual/Quad, Low Power CMOS Operational Amplifiers The ICL7621DCBA-T is a precision operational amplifier manufactured by **INTERSIL** (now part of Renesas Electronics). Below are its key specifications, descriptions, and features based on factual information:

### **Specifications:**  
- **Manufacturer:** INTERSIL  
- **Supply Voltage Range:** ±1V to ±8V (Dual Supply) or 2V to 16V (Single Supply)  
- **Input Offset Voltage:** 50µV (Typical)  
- **Input Bias Current:** 1pA (Typical)  
- **Gain Bandwidth Product:** 1MHz (Typical)  
- **Slew Rate:** 0.5V/µs (Typical)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 8-Pin SOIC (DCBA)  

### **Descriptions:**  
- The ICL7621DCBA-T is a **low-power, precision CMOS operational amplifier** designed for high-accuracy applications.  
- It features **ultra-low input bias current and offset voltage**, making it suitable for instrumentation and sensor signal conditioning.  
- The device operates with **single or dual power supplies** and is optimized for low-voltage applications.  

### **Features:**  
- **Low Power Consumption:** Typically 100µA per amplifier.  
- **Rail-to-Rail Output Swing:** Ensures maximum dynamic range.  
- **High Input Impedance:** >10¹²Ω.  
- **Low Noise:** Suitable for precision analog circuits.  
- **CMOS Technology:** Provides high accuracy and stability.  

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

Application Scenarios & Design Considerations

Dual/Quad, Low Power CMOS Operational Amplifiers

Alternative Part Number

  • TLC271CDR --: Low-power CMOS operational amplifier with similar supply current and bandwidth, widely available and pin-compatible in most SOIC designs.
  • LMC662CN --: Dual low-power CMOS op-amp with comparable input bias current and supply range, suitable drop-in replacement for many ICL7621 applications.
  • CA3140EZ --: High-input-impedance BiMOS op-amp offering similar performance characteristics and broad availability as an alternative to the Intersil part.
  • TLC271CP --: Low-power CMOS operational amplifier with similar supply range and pinout, widely available and cost-effective drop-in for many ICL7621 applications.
  • CA3140E --: High input impedance BiMOS op-amp with comparable input characteristics and single-supply operation, suitable as a functional substitute.

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