Overview
The MC34074DR2G is a quad operational amplifier from onsemi, designed for a wide range of applications requiring high performance and reliability. This device is part of the MC34071/72/74 series, which is known for its innovative bipolar fabrication and Darlington input stage. The MC34074DR2G operates from a single supply voltage ranging from 3.0 V to 44 V, making it versatile for various electronic systems. It is particularly suited for applications where high input resistance, low input offset voltage, and high gain are essential.
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) | 50 | - | 100 | V/mV |
| Output Voltage Swing (VOH/VOL) | 3.7 / -14.7 | - | - | V |
| Slew Rate (SR) | 8.0 | 13 | - | V/μs |
| Gain Bandwidth Product (GBW) | 3.5 | 4.5 | - | MHz |
| Phase Margin (fm) | - | 60 | - | ° |
| Gain Margin (Am) | - | 12 | - | dB |
| Total Harmonic Distortion (THD) | - | 0.02 | - | % |
Key Features
- Wide Bandwidth: 4.5 MHz gain bandwidth product.
- High Slew Rate: 13 V/μs slew rate.
- Fast Settling Time: 1.1 μs to 0.1% settling time.
- Wide Single Supply Operation: Operates from 3.0 V to 44 V.
- Wide Input Common Mode Voltage Range: Includes ground potential (VEE).
- Low Input Offset Voltage: Maximum 3.0 mV (A Suffix).
- Large Output Voltage Swing: Up to ±14.7 V with ±15 V supplies.
- Large Capacitance Drive Capability: Up to 10,000 pF.
- Low Total Harmonic Distortion: 0.02%.
- Excellent Phase and Gain Margins: 60° phase margin and 12 dB gain margin.
- Output Short Circuit Protection: Protected against short circuits.
- ESD Protection: ESD diodes/clamps provide input protection.
Applications
The MC34074DR2G is suitable for a variety of applications, including:
- Audio and Video Equipment: Due to its low total harmonic distortion and high slew rate.
- Medical Devices: Where high input resistance and low input offset voltage are critical.
- Industrial Control Systems: Benefiting from its wide single supply operation and large output voltage swing.
- Automotive Systems: The NCV prefix versions are AEC-Q100 qualified, making them suitable for automotive applications.
- General Purpose Amplification: In various electronic circuits requiring high performance operational amplifiers.
Q & A
- What is the operating voltage range of the MC34074DR2G?
The MC34074DR2G operates from a single supply voltage ranging from 3.0 V to 44 V.
- What is the gain bandwidth product of the MC34074DR2G?
The gain bandwidth product is 4.5 MHz.
- What is the slew rate of the MC34074DR2G?
The slew rate is 13 V/μs.
- What is the input offset voltage of the MC34074DR2G?
The maximum input offset voltage is 3.0 mV (A Suffix).
- Does the MC34074DR2G have output short circuit protection?
Yes, it has output short circuit protection.
- What is the total harmonic distortion of the MC34074DR2G?
The total harmonic distortion is 0.02%.
- What is the phase margin of the MC34074DR2G?
The phase margin is 60°.
- What is the gain margin of the MC34074DR2G?
The gain margin is 12 dB.
- Is the MC34074DR2G suitable for automotive applications?
Yes, the NCV prefix versions are AEC-Q100 qualified, making them suitable for automotive applications.
- What is the maximum output voltage swing of the MC34074DR2G?
The maximum output voltage swing is up to ±14.7 V with ±15 V supplies.
- What is the maximum capacitance drive capability of the MC34074DR2G?
The maximum capacitance drive capability is up to 10,000 pF.
