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ICL7621BCPA from HARRIS,Intersil

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ICL7621BCPA

Manufacturer: HARRIS

Dual/Quad, Low Power CMOS Operational Amplifiers

Partnumber Manufacturer Quantity Availability
ICL7621BCPA HARRIS 22 In Stock

Description and Introduction

Dual/Quad, Low Power CMOS Operational Amplifiers The ICL7621BCPA is a precision operational amplifier manufactured by Harris Semiconductor. Below are its key specifications, descriptions, and features:

### **Specifications:**  
- **Manufacturer:** Harris Semiconductor  
- **Type:** Precision Operational Amplifier  
- **Supply Voltage Range:** ±1V to ±8V (Dual Supply)  
- **Input Offset Voltage:** Typically 50µV (max 250µV)  
- **Input Bias Current:** Typically 0.5pA  
- **Input Offset Current:** Typically 0.5pA  
- **Gain Bandwidth Product:** 1MHz  
- **Slew Rate:** 0.5V/µs  
- **Common Mode Rejection Ratio (CMRR):** 90dB (min)  
- **Power Supply Rejection Ratio (PSRR):** 90dB (min)  
- **Operating Temperature Range:** -25°C to +85°C  
- **Package:** 8-Pin PDIP (Plastic Dual In-Line Package)  

### **Descriptions:**  
The ICL7621BCPA is a low-power, high-precision operational amplifier featuring ultra-low input bias current and offset voltage. It is designed for applications requiring high accuracy and stability, such as instrumentation, medical devices, and sensor signal conditioning.

### **Features:**  
- Ultra-low input bias current (0.5pA typical)  
- Low input offset voltage (50µV typical)  
- Low power consumption  
- Wide supply voltage range (±1V to ±8V)  
- High CMRR and PSRR (90dB min)  
- Suitable for battery-powered applications  
- Available in an 8-pin PDIP package  

This information is based on the manufacturer's datasheet for the ICL7621BCPA by Harris Semiconductor.

Application Scenarios & Design Considerations

Dual/Quad, Low Power CMOS Operational Amplifiers

Alternative Part Number

  • TLC271CP --: Low-power CMOS operational amplifier with similar supply range and pinout, widely available and a common drop-in for ICL7621 designs.
  • LMC662CN --: Dual CMOS op-amp with very low input bias current and low supply current, matching the key characteristics of the ICL7621 in DIP-8.
  • CA3260E --: CMOS operational amplifier with high input impedance and low power consumption, suitable as a functional replacement in legacy Harris/Intersil designs.
Partnumber Manufacturer Quantity Availability
ICL7621BCPA HAR 203 In Stock

Description and Introduction

Dual/Quad, Low Power CMOS Operational Amplifiers The ICL7621BCPA is a precision operational amplifier manufactured by Harris Semiconductor (now part of Intersil/Renesas). Below are the factual specifications, descriptions, and features from Ic-phoenix technical data files:  

### **Manufacturer:**  
- **HAR** (Harris Semiconductor, now part of Renesas Electronics)  

### **Specifications:**  
- **Supply Voltage Range:** ±1V to ±8V (Dual Supply) or 2V to 16V (Single Supply)  
- **Low Input Bias Current:** 0.5 pA (typical)  
- **Low Input Offset Voltage:** 100 µV (typical)  
- **Low Input Offset Voltage Drift:** 1 µV/°C (typical)  
- **High Open-Loop Gain:** 120 dB (typical)  
- **Low Power Consumption:** 100 µA (typical per amplifier)  
- **Slew Rate:** 0.5 V/µs (typical)  
- **Gain Bandwidth Product:** 1 MHz (typical)  
- **Common-Mode Rejection Ratio (CMRR):** 90 dB (typical)  
- **Operating Temperature Range:** 0°C to +70°C (Commercial Grade)  
- **Package:** 8-Pin PDIP (Plastic Dual In-Line Package)  

### **Descriptions:**  
- The ICL7621BCPA is a precision, low-power CMOS operational amplifier designed for high-impedance sensor applications.  
- It features ultra-low input bias current, making it suitable for photodiode amplifiers, medical instrumentation, and data acquisition systems.  
- The device operates from a single or dual power supply with excellent DC performance.  

### **Features:**  
- **Ultra-Low Input Bias Current** (0.5 pA typical)  
- **Low Input Offset Voltage and Drift**  
- **Wide Supply Voltage Range** (2V to 16V single supply, ±1V to ±8V dual supply)  
- **Low Power Consumption** (100 µA per amplifier)  
- **High Input Impedance** (>10¹² Ω)  
- **Single or Dual Supply Operation**  
- **Available in 8-Pin PDIP Package**  

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

Application Scenarios & Design Considerations

Dual/Quad, Low Power CMOS Operational Amplifiers

Alternative Part Number

  • TLC271CP --: Low-power CMOS operational amplifier with similar supply range and pinout, widely available and often used as a direct substitute for ICL7621 series.
  • LMC662CN --: Dual low-power CMOS op-amp with comparable input bias current and supply voltage, suitable replacement in many ICL7621 applications.
  • CA3240E --: Dual BiMOS operational amplifier with high input impedance and similar electrical characteristics, usable as an alternative when CMOS input performance is required.
Partnumber Manufacturer Quantity Availability
ICL7621BCPA INTERSIL 116 In Stock

Description and Introduction

Dual/Quad, Low Power CMOS Operational Amplifiers The ICL7621BCPA is a precision operational amplifier manufactured by **INTERSIL** (now part of **Renesas Electronics**). Below are the factual specifications, descriptions, and features from Ic-phoenix technical data files:

### **Specifications:**  
- **Manufacturer:** INTERSIL  
- **Type:** Precision Operational Amplifier  
- **Package:** 8-Pin PDIP (Plastic Dual In-Line Package)  
- **Supply Voltage Range:** ±1V to ±8V (Dual Supply), 2V to 16V (Single Supply)  
- **Input Offset Voltage:** 50µV (Typical)  
- **Input Bias Current:** 1pA (Typical)  
- **Gain Bandwidth Product:** 1MHz (Typical)  
- **Slew Rate:** 0.8V/µs (Typical)  
- **Common Mode Rejection Ratio (CMRR):** 90dB (Typical)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Low Power Consumption:** 0.5mA (Typical) per Amplifier  

### **Descriptions:**  
The ICL7621BCPA is a **dual precision operational amplifier** designed for low-power, high-precision applications. It features **low input offset voltage**, **ultra-low input bias current**, and **high CMRR**, making it suitable for instrumentation, medical devices, and sensor signal conditioning.  

### **Features:**  
- **Low Input Offset Voltage (50µV)**  
- **Ultra-Low Input Bias Current (1pA)**  
- **Low Power Consumption (0.5mA per Amplifier)**  
- **Wide Supply Voltage Range (±1V to ±8V)**  
- **High CMRR (90dB)**  
- **Low Noise Performance**  
- **Stable Operation with Capacitive Loads**  
- **Available in 8-Pin PDIP Package**  

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

Application Scenarios & Design Considerations

Dual/Quad, Low Power CMOS Operational Amplifiers

Alternative Part Number

  • TLC271CP --: Low-power CMOS operational amplifier with similar supply range and pinout, widely available and often used as a direct substitute for ICL7621 in DIP-8 sockets.
  • LMC662CN --: Dual low-power CMOS op-amp with comparable input bias current and supply voltage, suitable replacement in DIP-8 packages for low-power applications.
  • CA3240E --: Dual BiMOS operational amplifier offering similar input characteristics and supply range, usable as an alternative when CMOS input performance is required.

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