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ICL7621DESA from ICL

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ICL7621DESA

Manufacturer: ICL

Single/Dual/Triple/Quad Operational Amplifiers

Partnumber Manufacturer Quantity Availability
ICL7621DESA ICL 46 In Stock

Description and Introduction

Single/Dual/Triple/Quad Operational Amplifiers The ICL7621DESA is a precision operational amplifier manufactured by Intersil (now part of Renesas Electronics). Below are its key specifications, descriptions, and features based on available data:

### **Specifications:**  
- **Supply Voltage Range:** ±1.5V to ±8V (Dual Supply) or +3V to +16V (Single Supply)  
- **Low Input Offset Voltage:** 100µV (Typical)  
- **Low Input Bias Current:** 1pA (Typical)  
- **High Open-Loop Gain:** 120dB (Typical)  
- **Low Power Consumption:** 500µA (Typical) per Amplifier  
- **Slew Rate:** 0.5V/µs (Typical)  
- **Gain Bandwidth Product:** 1MHz (Typical)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 8-Pin SOIC (DESA denotes the package type)  

### **Descriptions:**  
- The ICL7621DESA is a dual, low-power, precision operational amplifier designed for battery-powered and portable applications.  
- It features low input offset voltage and bias current, making it suitable for high-accuracy signal conditioning.  
- The device is optimized for low-voltage operation and minimal power consumption.  

### **Features:**  
- **Low Power:** Ideal for battery-operated systems.  
- **High Input Impedance:** Minimizes loading effects.  
- **Rail-to-Rail Output Swing:** Maximizes dynamic range.  
- **CMOS Technology:** Ensures low power and high precision.  
- **ESD Protection:** Improved reliability.  

For exact performance details, always refer to the official datasheet.

Application Scenarios & Design Considerations

Single/Dual/Triple/Quad Operational Amplifiers

Alternative Part Number

  • TLC271BCPA --: Low-power CMOS operational amplifier with similar supply current and bandwidth, widely available and pin-compatible in PDIP packages.
  • LMC6462AIN --: Micropower CMOS op-amp with rail-to-rail input/output, suitable replacement for low-power ICL76xx applications.
  • OPA2341UA --: Low-power CMOS operational amplifier offering comparable performance and a different series naming for easy distinction.
Partnumber Manufacturer Quantity Availability
ICL7621DESA INTERSIL 1655 In Stock

Description and Introduction

Single/Dual/Triple/Quad Operational Amplifiers The ICL7621DESA is a dual operational amplifier manufactured by INTERSIL. Below are the factual specifications, descriptions, and features from Ic-phoenix technical data files:

### **Specifications:**  
- **Manufacturer:** INTERSIL  
- **Type:** Dual Operational Amplifier  
- **Supply Voltage Range:** ±1V to ±8V  
- **Input Offset Voltage:** 0.5mV (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:** SOIC (Small Outline Integrated Circuit)  

### **Descriptions:**  
- The ICL7621DESA is a low-power, high-performance CMOS dual operational amplifier.  
- It is designed for applications requiring low power consumption and high input impedance.  
- Suitable for battery-powered and portable devices due to its low supply voltage operation.  

### **Features:**  
- **Low Power Consumption:** Ideal for battery-operated applications.  
- **High Input Impedance:** CMOS input stage ensures minimal loading on signal sources.  
- **Wide Supply Voltage Range:** Operates from ±1V to ±8V.  
- **Low Input Offset Voltage:** Ensures accuracy in precision applications.  
- **Low Input Bias Current:** Reduces errors in high-impedance circuits.  

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

Application Scenarios & Design Considerations

Single/Dual/Triple/Quad Operational Amplifiers

Alternative Part Number

  • TLC271CP --: Low-power CMOS operational amplifier with similar supply current and bandwidth, widely available and pin-compatible in standard DIP packages.
  • LMC662CN --: Dual low-power CMOS op-amp with comparable input bias current and supply range, suitable drop-in replacement in many ICL7621 applications.
  • CA3140E --: High-input-impedance BiMOS op-amp offering similar functionality and supply voltage range, commonly used as an alternative to Intersil CMOS op-amps.
Partnumber Manufacturer Quantity Availability
ICL7621DESA MAXIM 64 In Stock

Description and Introduction

Single/Dual/Triple/Quad Operational Amplifiers The ICL7621DESA is a precision operational amplifier manufactured by Maxim Integrated. Below are the factual specifications, descriptions, and features from Ic-phoenix technical data files:

### **Specifications:**  
- **Manufacturer:** Maxim Integrated  
- **Type:** Precision Operational Amplifier  
- **Supply Voltage Range:** ±1V to ±8V (Dual Supply) or 2V to 16V (Single Supply)  
- **Input Offset Voltage:** 50µV (max)  
- **Input Bias Current:** 0.5pA (typ)  
- **Gain Bandwidth Product:** 1MHz (typ)  
- **Slew Rate:** 1.6V/µs (typ)  
- **Common Mode Rejection Ratio (CMRR):** 90dB (min)  
- **Power Supply Rejection Ratio (PSRR):** 90dB (min)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 8-Pin SOIC  

### **Descriptions:**  
The ICL7621DESA is a low-power, high-precision operational amplifier designed for applications requiring high input impedance and low noise. It features ultra-low input bias current and offset voltage, making it suitable for instrumentation, medical devices, and sensor signal conditioning.  

### **Features:**  
- Ultra-low input bias current (0.5pA typical)  
- Low input offset voltage (50µV max)  
- Low power consumption  
- High input impedance  
- Wide supply voltage range  
- Excellent CMRR and PSRR  
- Suitable for battery-powered applications  

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

Application Scenarios & Design Considerations

Single/Dual/Triple/Quad Operational Amplifiers

Alternative Part Number

  • TLC271CDR --: Low-power CMOS operational amplifier with similar supply range and pinout, widely available and cost-effective drop-in replacement.
  • LMC662CN --: Low-power CMOS dual op-amp with comparable input bias current and supply voltage, suitable for similar low-power signal conditioning.
  • CA3140E --: High input impedance BiMOS op-amp offering similar performance characteristics for general-purpose low-power analog circuits.
Partnumber Manufacturer Quantity Availability
ICL7621DESA MAXIM 13 In Stock

Description and Introduction

Single/Dual/Triple/Quad Operational Amplifiers The ICL7621DESA is a precision operational amplifier manufactured by Maxim Integrated (now part of Analog Devices). Below are the factual details about its specifications, descriptions, and features:

### **Specifications:**  
- **Manufacturer:** Maxim Integrated  
- **Supply Voltage Range:** ±1V to ±8V  
- **Input Offset Voltage:** Typically 100µV (max 500µV)  
- **Input Bias Current:** Typically 0.5pA  
- **Gain Bandwidth Product:** 1MHz  
- **Slew Rate:** 0.7V/µs  
- **Common Mode Rejection Ratio (CMRR):** 90dB (min)  
- **Power Supply Rejection Ratio (PSRR):** 90dB (min)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 8-pin SOIC (DESA suffix)  

### **Descriptions:**  
The ICL7621DESA is a low-power, precision CMOS operational amplifier designed for applications requiring high input impedance and low noise. It is suitable for battery-powered and portable devices due to its low power consumption.  

### **Features:**  
- **Ultra-Low Input Bias Current:** 0.5pA (typical)  
- **Low Input Offset Voltage:** 100µV (typical)  
- **Single or Dual Supply Operation:** ±1V to ±8V or 2V to 16V  
- **Low Power Consumption:** 170µA per amplifier (typical)  
- **High Input Impedance:** >10¹²Ω  
- **CMOS Technology:** Ensures low noise and high precision  
- **Rail-to-Rail Output Swing:** Near-supply voltage operation  

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

Application Scenarios & Design Considerations

Single/Dual/Triple/Quad Operational Amplifiers

Alternative Part Number

  • TLC271BCP --: Low-power CMOS operational amplifier with similar input characteristics and supply range, widely available and pin-compatible in many designs.
  • LMC662CN --: Dual low-power CMOS op-amp offering comparable low input bias current and rail-to-rail output, suitable replacement for low-power instrumentation circuits.
  • CA3140E --: BiMOS operational amplifier with high input impedance and low input current, a common substitute for older CMOS op-amps in analog signal conditioning.

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