Overview
The MC34074ADR2G is a quad operational amplifier from onsemi, part of the MC34071/72/74 series. This device is designed for high-performance applications requiring wide bandwidth, high slew rate, and fast settling times. It is particularly suited for single supply operation, with a common mode input voltage range that includes ground potential. The MC34074ADR2G is available in a SOIC-14 package and is characterized by its high input resistance, low input offset voltage, and large output voltage swing.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Input Offset Voltage (VIO) | - | 0.5 | 3.0 | mV |
| Input Bias Current (IIB) | - | 100 | 500 | nA |
| Input Offset Current (IIO) | - | 6.0 | 50 | nA |
| Input Common Mode Voltage Range (VICR) | VEE to (VCC - 1.8) | - | - | V |
| Large Signal Voltage Gain (AVOL) | 25 | - | 100 | V/mV |
| Output Voltage Swing (VOH/VOL) | 3.7 / 0.1 | - | 14.7 / -14.7 | V |
| Slew Rate (SR) | 8.0 | - | 13 | V/μs |
| Setting Time (ts) | - | 1.1 | - | μs |
| Gain Bandwidth Product (GBW) | 3.5 | - | 4.5 | MHz |
| Phase Margin (fm) | - | 60 | - | ° |
| Gain Margin (Am) | - | 12 | - | dB |
Key Features
- Wide Bandwidth: 4.5 MHz gain bandwidth product.
- High Slew Rate: 13 V/μs.
- Fast Settling Time: 1.1 μs to 0.1%.
- Wide Single Supply Operation: 3.0 V to 44 V.
- Wide Input Common Mode Voltage Range: Includes ground potential (VEE).
- Low Input Offset Voltage: 3.0 mV maximum (A Suffix).
- Large Output Voltage Swing: −14.7 V to +14 V (with ±15 V supplies).
- Large Capacitance Drive Capability: 0 pF to 10,000 pF.
- Low Total Harmonic Distortion: 0.02%.
- Excellent Phase Margin: 60°.
- Excellent Gain Margin: 12 dB.
- Output Short Circuit Protection.
- ESD Diodes/Clamps Provide Input Protection.
Applications
The MC34074ADR2G is versatile and can be used in a variety of applications, including:
- Audio and Video Equipment: Due to its low total harmonic distortion and high slew rate, it is suitable for audio and video signal processing.
- Industrial Control Systems: Its wide single supply operation and high input resistance make it ideal for industrial control systems.
- Medical Devices: The device's low noise and high gain margin make it suitable for medical equipment requiring precise signal amplification.
- Automotive Systems: The NCV prefix versions are AEC-Q100 qualified, making them suitable for automotive applications.
- General Purpose Amplification: Its wide bandwidth and fast settling time make it a good choice for general-purpose amplification tasks.
Q & A
- What is the gain bandwidth product of the MC34074ADR2G?
The gain bandwidth product is 4.5 MHz.
- What is the slew rate of the MC34074ADR2G?
The slew rate is 13 V/μs.
- What is the input offset voltage of the MC34074ADR2G?
The input offset voltage is 3.0 mV maximum (A Suffix).
- What is the output voltage swing of the MC34074ADR2G?
The output voltage swing is −14.7 V to +14 V (with ±15 V supplies).
- Does the MC34074ADR2G have output short circuit protection?
Yes, it has output short circuit protection.
- What is the phase margin of the MC34074ADR2G?
The phase margin is 60°.
- What is the gain margin of the MC34074ADR2G?
The gain margin is 12 dB.
- Can the MC34074ADR2G be used in single supply operation?
Yes, it can be used in single supply operation from 3.0 V to 44 V.
- What is the total harmonic distortion of the MC34074ADR2G?
The total harmonic distortion is 0.02%.
- Is the MC34074ADR2G suitable for automotive applications?
Yes, the NCV prefix versions are AEC-Q100 qualified, making them suitable for automotive applications.
