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ICL7641ECPD

Manufacturer: HARRIS, HAR, MAXIM, MAX, INTERSIL

Dual/Quad, Low Power CMOS Operational Amplifiers

Partnumber Manufacturer Quantity Availability
ICL7641ECPD HARRIS, HAR, MAXIM, MAX, INTERSIL 1487 In Stock

Description and Introduction

Dual/Quad, Low Power CMOS Operational Amplifiers The ICL7641ECPD is a precision operational amplifier manufactured by Harris Semiconductor (now part of Intersil/Renesas). Below are the factual details about its specifications, descriptions, and features:

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

### **Specifications:**  
1. **Supply Voltage Range:** ±1.5V to ±8V (Dual Supply), 3V to 16V (Single Supply).  
2. **Input Offset Voltage:** Typically 0.5mV (max 2mV).  
3. **Input Bias Current:** Typically 25pA.  
4. **Input Offset Current:** Typically 5pA.  
5. **Gain Bandwidth Product:** 1MHz.  
6. **Slew Rate:** 0.4V/µs.  
7. **Common Mode Rejection Ratio (CMRR):** 90dB (min).  
8. **Power Supply Rejection Ratio (PSRR):** 90dB (min).  
9. **Operating Temperature Range:** -40°C to +85°C.  
10. **Package:** 8-Pin PDIP (Plastic Dual In-Line Package).  

### **Descriptions:**  
- The ICL7641ECPD is a low-power, high-precision operational amplifier designed for applications requiring low input bias current and low offset voltage.  
- It is suitable for battery-powered and portable instrumentation due to its low power consumption.  
- The device is optimized for high-impedance sensor interfaces and precision signal conditioning.  

### **Features:**  
1. **Low Input Bias Current:** 25pA (typical).  
2. **Low Offset Voltage:** 0.5mV (typical).  
3. **Low Power Consumption:** 170µA (typical) per amplifier.  
4. **Single or Dual Supply Operation.**  
5. **High Input Impedance:** >10¹²Ω.  
6. **Internally Compensated for Unity Gain Stability.**  
7. **ESD Protected Inputs.**  

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

  • LTC1052CN8 --: Low-noise CMOS op-amp with similar input characteristics and pin-compatible DIP-8 footprint, suitable replacement for precision instrumentation circuits.
  • TLC271CP --: Low-power CMOS operational amplifier in DIP-8 package offering comparable supply range and input bias current for general-purpose use.
  • CA3140E --: High input impedance BiMOS op-amp in DIP-8 with wide supply voltage range, a common substitute for CMOS-input amplifiers in legacy designs.
  • LMC6442AIN --: Quad low-power CMOS op-amp with similar input characteristics and supply range, pin-compatible in many DIP-14 designs.
  • TLC274CN --: Quad CMOS operational amplifier offering comparable low input bias current and wide supply voltage, suitable as a functional replacement.
  • CA3240E --: Quad BiMOS op-amp with high input impedance and low bias current, a viable substitute for the ICL7641 in DIP-14 packages.
  • LM324N --: Industry-standard quad op-amp in DIP-14, pin-compatible and suitable for general-purpose replacements where precision is not critical.
  • MC34074P --: Quad bipolar/JFET-input op-amp in DIP-14 offering comparable performance for general-purpose analog circuits.

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