Overview
The ADA4077-1ARZ is a high-precision, low-noise operational amplifier from Analog Devices, Inc. It is part of the sixth generation of the industry-standard OP07 amplifier family. This single-channel amplifier is known for its extremely low offset voltage and drift, low input bias current, noise, and power consumption. The ADA4077-1ARZ is designed to provide stable performance over a wide temperature range, making it suitable for various precision applications.
Key Specifications
| Parameter | Symbol | Test Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|---|
| Offset Voltage | VOS | T_A = 25°C | - | 5 | 25 | µV |
| Input Bias Current | IB | T_A = 25°C | - | 1 | 10 | nA |
| Power Supply Rejection Ratio (PSRR) | PSRR | V_S = ±2.5 V to ±18 V | 120 | 128 | - | dB |
| Supply Current per Amplifier | I_SY | V_O = 0 V, -40°C < T_A < +125°C | - | 400 | 650 | µA |
| Slew Rate | SR | R_L = 2 kΩ | - | 1.2 | - | V/µs |
| Gain Bandwidth Product (GBP) | GBP | V_IN = 10 mV p-p, R_L = 2 kΩ, A_V = +100 | - | 3.9 | - | MHz |
| Operating Temperature Range | T_A | - | -40 | - | 125 | °C |
Key Features
- Extremely low offset voltage and drift
- Low input bias current, noise, and power consumption
- High stability over temperature with an operating range of -40°C to +125°C
- Outputs stable with capacitive loads of more than 1000 pF without external compensation
- Low wideband noise and high slew rate
- MSL1 rating, compliant with stringent assembly processes
- Robust radiation hardness assurance
- Silicon germanium heterostructure for high performance
Applications
- Sensor signal conditioning (thermocouples, RTDs, strain gauges)
- Process control front-end amplifiers
- Precision diode power measurement in optical and wireless transmission systems
- Line powered and portable instrumentation
- Precision filters, voltage or current measurement, and level setting
- Robotics control systems and vibration measurement devices
- Medical equipment, audio processing systems, and industrial control systems
Q & A
- What is the ADA4077-1ARZ?
The ADA4077-1ARZ is a high-precision, low-noise operational amplifier from Analog Devices, Inc.
- What are the key specifications of the ADA4077-1ARZ?
Key specifications include extremely low offset voltage and drift, low input bias current, low noise, and low power consumption. It also features a high slew rate and gain bandwidth product.
- What is the operating temperature range of the ADA4077-1ARZ?
The operating temperature range is from -40°C to +125°C.
- What types of applications is the ADA4077-1ARZ suitable for?
It is suitable for sensor signal conditioning, process control, precision diode power measurement, line powered and portable instrumentation, and precision filters among others.
- What is the package type of the ADA4077-1ARZ?
The ADA4077-1ARZ comes in an 8-lead SOIC package.
- What is the MSL rating of the ADA4077-1ARZ?
The ADA4077-1ARZ has an MSL1 rating, which is compliant with the most stringent of assembly processes.
- How does the ADA4077-1ARZ perform in terms of long-term drift?
The ADA4077-1ARZ has extremely low long-term drift, with a mean drift over 10,000 hours of less than 0.5 µV.
- What is the power supply rejection ratio (PSRR) of the ADA4077-1ARZ?
The PSRR is typically 128 dB over a supply voltage range of ±2.5 V to ±18 V.
- How does the ADA4077-1ARZ handle capacitive loads?
The outputs are stable with capacitive loads of more than 1000 pF without external compensation.
- What is the slew rate of the ADA4077-1ARZ?
The slew rate is typically 1.2 V/µs.
