Overview
The AD8610AR-REEL7, produced by Analog Devices Inc., is a high-precision JFET input operational amplifier. It is part of the AD8610/AD8620 series, known for its ultralow offset voltage, very low input voltage and current noise, and wide bandwidth. These amplifiers are manufactured using Analog Devices' XFCB (eXtra fast complementary bipolar) process, which is fully dielectrically isolated and utilizes N-channel JFET technology and thin film resistors. This design enables fast slew rates, high bandwidth, and low current consumption, making the AD8610 an ideal choice for various high-performance applications.
Key Specifications
| Parameter | Value | Conditions |
|---|---|---|
| Input Bias Current | 10 pA maximum | -40°C < TA < +125°C |
| Offset Voltage | 100 μV maximum | -40°C < TA < +125°C |
| Offset Voltage Drift | 0.5 to 1 μV/°C (AD8610B) | -40°C < TA < +125°C |
| Voltage Noise Density | 6 nV/√Hz at 1 kHz | - |
| Current Noise Density | 5 fA/√Hz at 1 kHz | - |
| Slew Rate | 40 to 60 V/μs | RL = 2 kΩ |
| Gain Bandwidth Product | 25 MHz | - |
| Settling Time | 600 ns to 0.01% | AV = 1, 10 V step |
| Output Voltage High | +11.75 to +11.84 V | RL = 1 kΩ, -40°C < TA < +125°C |
| Output Voltage Low | -11.84 to -11.75 V | RL = 1 kΩ, -40°C < TA < +125°C |
| Output Current | ±45 mA | VOUT > ±10 V |
| Power Supply Rejection Ratio | 100 to 110 dB | VS = ±5 V to ±13 V |
| Supply Current per Amplifier | 3.0 to 4.0 mA | VO = 0 V, -40°C < TA < +125°C |
Key Features
- Low noise: 6 nV/√Hz at 1 kHz
- Low offset voltage: 100 μV maximum
- Low input bias current: 10 pA maximum
- Fast settling: 600 ns to 0.01%
- Low distortion and unity gain stability
- No phase reversal and dual-supply operation: ±5 V to ±13 V
- High output drive capability: ±45 mA output current
- High slew rate: 40 to 60 V/μs
- High gain bandwidth product: 25 MHz
Applications
- Electronic instruments
- ATE (Automated Test Equipment) amplification, buffering, and integrator circuits
- CAT/MRI/Ultrasound medical instrumentation
- Instrumentation quality photodiode amplification
- Fast precision filters (including PLL filters)
- High quality audio
Q & A
- What is the input bias current of the AD8610AR-REEL7?
The input bias current is 10 pA maximum.
- What is the offset voltage of the AD8610AR-REEL7?
The offset voltage is 100 μV maximum.
- What is the slew rate of the AD8610AR-REEL7?
The slew rate is 40 to 60 V/μs.
- What is the gain bandwidth product of the AD8610AR-REEL7?
The gain bandwidth product is 25 MHz.
- What are the typical applications of the AD8610AR-REEL7?
Typical applications include electronic instruments, ATE amplification, medical instrumentation, photodiode amplification, precision filters, and high-quality audio.
- What is the power supply rejection ratio of the AD8610AR-REEL7?
The power supply rejection ratio is 100 to 110 dB.
- What is the output current capability of the AD8610AR-REEL7?
The output current is ±45 mA.
- Is the AD8610AR-REEL7 stable with capacitive loads?
Yes, it is unconditionally stable with capacitive loads well in excess of 1 nF.
- What is the settling time of the AD8610AR-REEL7?
The settling time is 600 ns to 0.01% for a 10 V step.
- What is the voltage noise density of the AD8610AR-REEL7?
The voltage noise density is 6 nV/√Hz at 1 kHz.
