Detailed Parameters and Application Guide of OP07CP High-Precision Low-Drift Operational Amplifier
Product Overview
The OP07CP is a high-precision low-input bias voltage operational amplifier (Op-Amp) launched by Analog Devices. It has extremely low drift and offset characteristics and is suitable for analog signal amplification scenarios with high requirements for signal accuracy. It is often used in circuit design for precise measurement, temperature sensor amplification, preamplifier of instrument amplifiers and other applications, and is one of the indispensable analog devices in industrial, medical and scientific research equipment.
Main technical parameters
Project Parameter description
Model OP07CP Manufacturer Analog Devices
The maximum input bias voltage is ±75μV
The maximum input bias current is 1.8nA
The maximum drift of the input offset voltage is 0.3μV/°C
The gain-bandwidth product is 600kHz
The pressure swing rate is 0.3V/μs
The power supply voltage range is ±3V to ±18V
The common-mode rejection ratio (CMRR) is 114dB
The output swing amplitude is close to the power rail
Package type DIP-8 (OP07CP)
Temperature range: 0°C to +70°C (commercial grade)
Product feature highlights
✅ Ultra-low input offset voltage and voltage drift for system long-term stability
✅ High common-mode rejection ratio and power supply rejection ratio, enhanced anti-interference ability
✅ Low noise density, suitable for weak signal measurement
✅ standard dual power supply or single power supply, strong fit
✅ Low static power, suitable for low power applications
✅ DIP package (OP07CP) for easy prototyping and debugging
Typical application scenarios
The OP07CP is suitable for application fields with high requirements for amplification accuracy and temperature drift stability:
📊 Precision DC signal amplification
🧪 Laboratory instruments (such as voltmeters and ammeters)
🏥 Medical devices (electrocardiogram, pressure sensor)
📡 Data acquisition system (ADC preamplifier)
🔬 Industrial measurement and control systems
📉 Bridge circuit signal conditioning (e.g. Strain gauge)
Encapsulation Information and Pin Definitions (DIP-8)
The OP07CP adopts an 8-pin DIP (dual in-line) package, making it easy to use in breadboards and sockets.
Pin number name Function description 1 Offset Null 1 offset voltage regulation input 2 Inverting Input (−) Inverting input terminal 3 Non-inverting Input (+) non-inverting input terminal 4 V - negative power input 5 Offset Null 2 Offset voltage regulation input 6 Output terminal 7 V+ positive power input 8 NC is not connected 📌 If external offset adjustment is not needed, pins 1 and 5 can be left blank or short-circuited with a capacitor.
Compatible and alternative model recommendations
Model manufacturer features and descriptions
OPA277 Texas Instruments offers a higher precision and lower noise alternative
LT1001 Analog Devices Ultra-low Drift precision operational amplifiers
The LM741 is a multi-vendor basic universal type, but it has low accuracy
The AD8628/AD8630 Analog Devices zero-drift amplifier is suitable for occasions with higher requirements
Circuit application examples
The OP07CP is often used in differential amplifiers, inverting/non-inverting amplifiers, and integrating circuits. The following is a basic example of an inverting amplifier circuit: Input -RIN - |− | | +| - Ground | | [OP07CP] | | | Rout -- Output Gain: -Rout/Rin High-precision input ensures that weak signals will not be interfered by amplification errors
Summary
The OP07CP is a classic high-precision and low-drift operational amplifier, which is particularly suitable for precision analog amplification circuits. Its excellent temperature drift control, low bias characteristics and high common-mode suppression capability enable it to have long-term stable performance in industrial measurement and control, medical instruments and scientific research equipment. For engineers who wish to enhance the accuracy of analog circuits, the OP07CP is an ideal choice with high cost performance.
