Overview
The AD8610AR, produced by Analog Devices Inc., is a high-precision JFET input operational amplifier known for its ultralow offset voltage and drift, very low input voltage and current noise, and low input bias current. This amplifier is part of the AD8610 series, which includes single (AD8610) and dual (AD8620) versions. The AD8610AR is manufactured using Analog Devices’ proprietary XFCB (eXtra Fast Complementary Bipolar) process, which ensures high precision and stability across a wide temperature range.
The AD8610AR is designed to operate in a variety of applications requiring high precision, low noise, and fast settling times. It is available in 8-lead SOIC and MSOP8 surface-mount packages, making it suitable for a range of electronic systems.
Key Specifications
| Parameter | Symbol | Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|---|
| Offset Voltage (AD8610B) | VOS | −40°C < TA < +125°C | 45 | 100 | 200 | µV |
| Offset Voltage (AD8610A) | VOS | −40°C < TA < +125°C | 85 | 250 | 850 | µV |
| Input Bias Current | IB | −10 | 2 | 10 | pA | |
| Offset Voltage Drift (AD8610B) | ΔVOS/ΔT | −40°C < TA < +125°C | 0.5 | 1 | 1 | µV/°C |
| Output Voltage High | VOH | RL = 1 kΩ, −40°C < TA < +125°C | 11.75 | 11.84 | V | |
| Output Voltage Low | VOL | RL = 1 kΩ, −40°C < TA < +125°C | −11.84 | −11.75 | V | |
| Output Current | IOUT | VOUT > ±2 V | ±45 mA | |||
| Power Supply Rejection Ratio | PSRR | VS = ±5 V to ±13 V | 100 | 110 | dB | |
| Supply Current per Amplifier | ISY | VO = 0 V, −40°C < TA < +125°C | 3.0 | 3.5 | mA | |
| Slew Rate | SR | RL = 2 kΩ | 40 | 60 | V/μs |
Key Features
- Low Noise: 6 nV/√Hz, making it suitable for high-precision applications.
- Low Offset Voltage: Maximum of 100 µV, with low drift over temperature.
- Low Input Bias Current: Maximum of 10 pA, ensuring minimal input current.
- Fast Settling Time: Settles to 0.01% accuracy in less than 600 ns.
- Low Distortion: Ensures high fidelity in signal processing.
- Unity Gain Stable: No phase reversal, stable with capacitive loads over 1000 pF.
- Dual Supply Operation: Operates with supply voltages from ±5 V to ±13 V.
- High Output Drive: Outputs slew at 50 V/μs and can drive loads up to 1 kΩ.
- High Input Impedance: Ideal for driving high-performance ADC inputs and buffering DAC outputs.
Applications
- Electronic Instruments: Used in various electronic instruments requiring high precision.
- ATE (Automated Test Equipment): For amplification, buffering, and integrator circuits.
- Medical Instrumentation: CAT, MRI, and ultrasound medical instrumentation.
- Photodiode Amplification: Instrumentation quality photodiode amplification.
- Fast Precision Filters: Including PLL filters.
- High Quality Audio: Suitable for high-quality audio applications.
Q & A
- What is the typical offset voltage of the AD8610AR?
The typical offset voltage of the AD8610AR is 100 µV.
- What is the maximum input bias current of the AD8610AR?
The maximum input bias current of the AD8610AR is 10 pA.
- How fast does the AD8610AR settle to 0.01% accuracy?
The AD8610AR settles to 0.01% accuracy in less than 600 ns.
- What is the slew rate of the AD8610AR?
The slew rate of the AD8610AR is 50 V/μs.
- What are the typical supply voltages for the AD8610AR?
The AD8610AR operates with supply voltages from ±5 V to ±13 V.
- What is the power supply rejection ratio (PSRR) of the AD8610AR?
The PSRR of the AD8610AR is between 100 dB and 110 dB.
- What are the common applications of the AD8610AR?
The AD8610AR is used in electronic instruments, ATE, medical instrumentation, photodiode amplification, fast precision filters, and high-quality audio.
- What is the temperature range over which the AD8610AR is fully specified?
The AD8610AR is fully specified over the extended industrial temperature range of −40°C to +125°C.
- What packages are available for the AD8610AR?
The AD8610AR is available in 8-lead SOIC and MSOP8 surface-mount packages.
- What is the output current capability of the AD8610AR?
The AD8610AR can deliver an output current of up to ±45 mA.
