Overview
The AD8607ARMZ is a dual-channel, micropower, rail-to-rail input and output operational amplifier produced by Analog Devices Inc. This component is part of the AD8603/AD8607/AD8609 family, known for its low power consumption, low noise, and high precision. The AD8607 is particularly suited for applications requiring low offset voltage, low input bias current, and single-supply operation. It is available in 8-lead MSOP and 8-lead SOIC packages, making it versatile for various design needs.
Key Specifications
| Parameter | Symbol | Typical Value | Maximum Value | Conditions |
|---|---|---|---|---|
| Input Offset Voltage | Vos | 50 µV | 300 µV | -40°C to +125°C |
| Input Bias Current | IB | 0.2 pA | 1 pA | -40°C to +85°C |
| Supply Voltage | Vs | 1.8 V to 5 V | ||
| Supply Current per Amplifier | ISY | 40 µA | 50 µA | -40°C to +85°C |
| Common-Mode Rejection Ratio | CMRR | 80 dB | 98 dB | -40°C to +85°C |
| Power Supply Rejection Ratio | PSRR | 80 dB | 100 dB | -40°C to +85°C |
| Slew Rate | SR | 0.1 V/µs | RL = 10 kΩ | |
| Gain Bandwidth Product | GBP | 316 kHz | RL = 10 kΩ | |
| Output Voltage High | VOH | 1.65 V | 1.72 V | IL = 1 mA, -40°C to +125°C |
| Output Voltage Low | VOL | 38 mV | 60 mV | IL = 1 mA, -40°C to +125°C |
| Short-Circuit Current | ISC | ±10 mA |
Key Features
- Low Offset Voltage: Maximum of 50 µV, ensuring high precision in applications.
- Low Input Bias Current: Maximum of 1 pA, ideal for high-impedance sources.
- Single-Supply Operation: Compatible with supply voltages from 1.8 V to 5 V.
- Low Noise: Voltage noise density of 22 nV/√Hz at 10 kHz.
- Micropower Consumption: Maximum supply current of 50 µA per amplifier.
- No Phase Reversal: Ensures stable operation without phase reversal.
- Unity Gain Stable: Suitable for unity gain configurations.
- Rail-to-Rail Input and Output: Allows for full swing at both input and output.
Applications
- Battery-Powered Instrumentation: Ideal for low-power, portable instruments.
- Multipole Filters: Suitable for active filter designs due to its low noise and high precision.
- Sensors and Proximity Sensors: Used in sensor circuits requiring low noise and high accuracy.
- Driving Capacitive Loads: Capable of driving capacitive loads without oscillation.
- General-Purpose Amplification: Versatile for various amplification tasks in electronic circuits.
Q & A
- What is the typical input offset voltage of the AD8607?
The typical input offset voltage of the AD8607 is 50 µV.
- What is the input bias current of the AD8607?
The input bias current of the AD8607 is a maximum of 1 pA.
- What is the operating supply voltage range for the AD8607?
The AD8607 operates from a supply voltage range of 1.8 V to 5 V.
- What is the maximum supply current per amplifier for the AD8607?
The maximum supply current per amplifier for the AD8607 is 50 µA.
- Does the AD8607 support rail-to-rail input and output?
Yes, the AD8607 supports rail-to-rail input and output.
- What is the slew rate of the AD8607?
The slew rate of the AD8607 is 0.1 V/µs.
- What is the gain bandwidth product of the AD8607?
The gain bandwidth product of the AD8607 is 316 kHz with a load resistance of 10 kΩ.
- Is the AD8607 unity gain stable?
Yes, the AD8607 is unity gain stable.
- What are some common applications of the AD8607?
The AD8607 is commonly used in battery-powered instrumentation, multipole filters, sensors, and general-purpose amplification.
- What package types are available for the AD8607?
The AD8607 is available in 8-lead MSOP and 8-lead SOIC packages.
