Overview
The AD8617ARMZ is a dual, micropower, rail-to-rail input and output operational amplifier produced by Analog Devices Inc. This amplifier is part of the AD8613/AD8617/AD8619 series, known for its low supply current, low input voltage and current noise, and high precision. It is designed for use in a variety of low-power applications, including battery-powered instrumentation, multipole filters, and sensor interfaces.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Supply Voltage | 1.8 | 5 | V | |
| Input Offset Voltage (VOS) | 0.4 | 2.2 | mV | |
| Input Bias Current (IB) | 0.2 | 1 | 780 | pA |
| Common-Mode Rejection Ratio (CMRR) | 68 | 95 | dB | |
| Slew Rate (SR) | 0.1 | V/μs | ||
| Gain Bandwidth Product (GBP) | 400 | kHz | ||
| Operating Temperature | -40 | 125 | °C | |
| Package | 8-TSSOP, 8-MSOP | |||
| Supply Current per Amplifier | 38 | 76 | μA |
Key Features
- Rail-to-rail input and output capability, allowing for full signal swing at both input and output.
- Low supply current: 38 μA to 76 μA per amplifier, making it suitable for battery-powered and low-power applications.
- Low input bias current: 1 pA maximum, ensuring minimal current draw from the input source.
- Low noise: 22 nV/√Hz, which is crucial for precise signal processing.
- High common-mode rejection ratio (CMRR): up to 95 dB, providing excellent rejection of common-mode signals.
- Unity gain stable and qualified for automotive applications.
Applications
- Battery-powered instrumentation: Ideal for portable and low-power measurement systems.
- Multipole filters: Suitable for filtering signals in low-power systems.
- Sensors and ADC/DAC predrivers: Can be used to buffer and amplify signals from sensors and data converters.
- Low power ASIC input or output amplifiers: Useful in integrated circuit designs where low power consumption is critical.
- Current shunt sense: Can be used in current sensing applications due to its low input bias current.
Q & A
- What is the supply voltage range for the AD8617ARMZ?
The AD8617ARMZ operates from a single supply voltage of 1.8 V to 5 V or dual supply voltages of ±0.9 V to ±2.5 V.
- What is the typical input offset voltage of the AD8617ARMZ?
The typical input offset voltage is 2.2 mV.
- What is the input bias current of the AD8617ARMZ?
The input bias current is 1 pA maximum.
- What is the common-mode rejection ratio (CMRR) of the AD8617ARMZ?
The CMRR is up to 95 dB.
- What is the slew rate of the AD8617ARMZ?
The slew rate is 0.1 V/μs.
- What is the gain bandwidth product (GBP) of the AD8617ARMZ?
The GBP is 400 kHz.
- What are the operating temperature ranges for the AD8617ARMZ?
The operating temperature range is -40°C to 125°C.
- What are the typical applications of the AD8617ARMZ?
It is used in battery-powered instrumentation, multipole filters, sensors, ADC/DAC predrivers, and low power ASIC input or output amplifiers.
- Is the AD8617ARMZ qualified for automotive applications?
- What is the package type of the AD8617ARMZ?
The package types are 8-TSSOP and 8-MSOP.
