Overview
The ADA4077-1ARZ-RL, produced by Analog Devices Inc., is a high-precision, low-noise operational amplifier. It is part of the sixth generation of the industry-standard OP07 amplifier family. This amplifier is known for its extremely low offset voltage and drift, as well as its low input bias current, noise, and power consumption. The ADA4077-1 is available in 8-lead SOIC and 8-lead MSOP packages, making it suitable for a variety of applications where precision and stability are crucial.
Key Specifications
| Parameter | Symbol | Test Conditions/Comments | Min | Typ | Max | Unit |
|---|---|---|---|---|---|---|
| Offset Voltage | Vos | Ta = 25°C | - | 25 | - | μV |
| Input Bias Current | Ib | Ta = 25°C | - | 1 | - | nA |
| Supply Current per Amplifier | ISY | VO = 0 V, -40°C < Ta < +125°C | 400 | 450 | 650 | μA |
| Slew Rate | SR | RL = 2 kΩ | - | 1.2 | - | V/μs |
| Gain Bandwidth Product | GBP | VIN = 10 mV p-p, RL = 2 kΩ, AV = +100 | - | 3.9 | - | MHz |
| Operating Temperature Range | Ta | - | -40 | - | +125 | °C |
| Power Supply Rejection Ratio | PSRR | VS = ±2.5 V to ±18 V, -40°C < Ta < +125°C | 120 | 128 | - | dB |
Key Features
- Extremely low offset voltage and drift.
- Low input bias current, noise, and power consumption.
- Stable operation with capacitive loads of more than 1000 pF without external compensation.
- Operating temperature range of -40°C to +125°C with an MSL1 rating.
- Reduced power consumption by a factor of four compared to the OP177, and increased bandwidth and slew rate by a factor of six.
- Internal protection from overvoltage conditions referenced to either supply rail.
- Freedom from phase inversion.
Applications
- Process control front-end amplifiers.
- Optical network control circuits.
- Instrumentation.
- Precision sensors and controls, including thermocouples, resistance temperature detectors (RTDs), and strain gages.
- Precision diode power measurement in optical and wireless transmission systems.
- Line powered and portable instrumentation.
- Precision filters and voltage or current measurement and level setting.
Q & A
- What is the ADA4077-1ARZ-RL?
The ADA4077-1ARZ-RL is a high-precision, low-noise operational amplifier produced by Analog Devices Inc.
- What are the key features of the ADA4077-1ARZ-RL?
Key features include extremely low offset voltage and drift, low input bias current, noise, and power consumption, and stable operation with capacitive loads.
- What is the operating temperature range of the ADA4077-1ARZ-RL?
The operating temperature range is -40°C to +125°C.
- What are some common applications for the ADA4077-1ARZ-RL?
Applications include process control front-end amplifiers, optical network control circuits, instrumentation, and precision sensors and controls.
- How does the ADA4077-1ARZ-RL compare to previous generations of operational amplifiers?
The ADA4077-1ARZ-RL offers reduced power consumption and increased bandwidth and slew rate compared to the OP177.
- What is the significance of the MSL1 rating for the ADA4077-1ARZ-RL?
The MSL1 rating indicates that the device is compliant with the most stringent assembly processes and is suitable for use in environments with rising internal system temperatures.
- How is the ADA4077-1ARZ-RL protected against overvoltage conditions?
The ADA4077-1ARZ-RL has internal protection from overvoltage conditions referenced to either supply rail.
- What is the typical slew rate of the ADA4077-1ARZ-RL?
The typical slew rate is 1.2 V/μs.
- What is the gain bandwidth product of the ADA4077-1ARZ-RL?
The gain bandwidth product is 3.9 MHz.
- How does the ADA4077-1ARZ-RL perform in terms of phase inversion?
The ADA4077-1ARZ-RL is free from phase inversion.
