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UA747CN
Product Overview
- Category: Integrated Circuit (IC)
- Use: Operational Amplifier
- Characteristics: High-performance, general-purpose operational amplifier
- Package: Dual In-Line Package (DIP)
- Essence: The UA747CN is a versatile operational amplifier designed for various applications requiring high precision and low noise.
- Packaging/Quantity: Available in tubes or reels, with 25 pieces per tube/reel.
Specifications
- Supply Voltage: ±5V to ±18V
- Input Offset Voltage: 1mV (maximum)
- Input Bias Current: 100nA (maximum)
- Input Offset Current: 20nA (maximum)
- Slew Rate: 0.5V/µs (typical)
- Gain Bandwidth Product: 1MHz (typical)
- Common Mode Rejection Ratio: 90dB (typical)
- Operating Temperature Range: -40°C to +85°C
Detailed Pin Configuration
The UA747CN has a standard dual in-line package (DIP) with 14 pins. The pin configuration is as follows:
Pin 1: Offset Null
Pin 2: Inverting Input (-)
Pin 3: Non-Inverting Input (+)
Pin 4: V-
Pin 5: Offset Null
Pin 6: Output
Pin 7: V+
Pin 8: NC (No Connection)
Pin 9: NC (No Connection)
Pin 10: NC (No Connection)
Pin 11: NC (No Connection)
Pin 12: NC (No Connection)
Pin 13: NC (No Connection)
Pin 14: V-
Functional Features
- High gain and bandwidth for accurate signal amplification
- Low input offset voltage for precise measurements
- Low input bias and offset currents for minimal signal distortion
- Wide supply voltage range for flexibility in various applications
- High common mode rejection ratio for effective noise rejection
Advantages and Disadvantages
Advantages: - Versatile operational amplifier suitable for a wide range of applications - High precision and low noise characteristics - Robust design for reliable performance - Wide operating temperature range for diverse environments
Disadvantages: - Relatively low slew rate compared to some modern operational amplifiers - Limited gain bandwidth product compared to specialized amplifiers
Working Principles
The UA747CN is based on a differential amplifier configuration, where the difference between the non-inverting and inverting inputs is amplified. It utilizes internal compensation techniques to achieve stable and accurate amplification of input signals. The operational amplifier operates within the specified supply voltage range and amplifies the input signal with high gain and low distortion.
Detailed Application Field Plans
The UA747CN can be used in various applications, including but not limited to: - Audio amplification and processing - Instrumentation and measurement systems - Active filters and equalizers - Signal conditioning circuits - Control systems and automation - Oscillators and waveform generators
Detailed and Complete Alternative Models
- LM741: A widely used general-purpose operational amplifier with similar specifications and pin configuration.
- TL071: Low-noise JFET-input operational amplifier with higher slew rate and wider bandwidth.
- AD823: Precision instrumentation amplifier with enhanced features for precise measurements.
These alternative models offer different trade-offs in terms of performance, cost, and specific application requirements.
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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací UA747CN v technických řešeních
Sure! Here are 10 common questions and answers related to the application of UA747CN in technical solutions:
Q: What is UA747CN? A: UA747CN is a high-performance operational amplifier (op-amp) integrated circuit commonly used in various electronic applications.
Q: What are the key features of UA747CN? A: UA747CN features low input offset voltage, high slew rate, wide bandwidth, high gain, and low distortion, making it suitable for precision signal amplification and filtering.
Q: In what applications can UA747CN be used? A: UA747CN can be used in audio amplifiers, active filters, instrumentation amplifiers, voltage regulators, oscillators, and other analog signal processing circuits.
Q: What is the power supply requirement for UA747CN? A: UA747CN typically operates on dual power supplies within the range of ±5V to ±18V, although it can also work with single-ended power supplies.
Q: How many op-amps are there in UA747CN? A: UA747CN contains two independent op-amps, allowing for the implementation of multiple functions within a single IC package.
Q: What is the maximum output current of UA747CN? A: The maximum output current of UA747CN is typically around 25mA, which is sufficient for driving small loads directly or larger loads through external components.
Q: Can UA747CN operate in a wide temperature range? A: Yes, UA747CN is designed to operate reliably over a wide temperature range, typically from -40°C to +85°C.
Q: Does UA747CN have built-in protection features? A: No, UA747CN does not have built-in protection features. External components may be required to protect the IC from overvoltage, overcurrent, or thermal issues.
Q: Can UA747CN be used in low-power applications? A: Yes, UA747CN has a low quiescent current consumption, making it suitable for low-power applications where energy efficiency is important.
Q: Is UA747CN readily available and cost-effective? A: Yes, UA747CN is a widely available and cost-effective op-amp IC that can be easily obtained from various electronic component suppliers.
Please note that the answers provided here are general and may vary depending on specific datasheet specifications and application requirements.