Overview
The AD8571ARMZ, produced by Analog Devices Inc., is a zero-drift, single-supply operational amplifier featuring rail-to-rail input and output swings. This amplifier is part of the AD8571/AD8572/AD8574 family, which includes single, dual, and quad amplifiers, respectively. The AD8571ARMZ is known for its high accuracy, low cost, and minimal offset voltage, making it an excellent choice for various precision measurement and automotive applications.
Key Specifications
| Parameter | Value |
|---|---|
| Number of Circuits | 1 |
| Amplifier Type | Zero-Drift |
| Output Type | Rail-to-Rail |
| Slew Rate | 0.4 V/µs |
| Gain Bandwidth Product | 1.5 MHz |
| Current - Input Bias | 10 pA |
| Voltage - Input Offset | 1 µV |
| Current - Supply | 850 µA |
| Current - Output / Channel | 30 mA |
| Voltage - Supply, Single/Dual (±) | 2.7 V to 5.5 V |
| Package | 8-MSOP, 8-TSSOP (0.118", 3.00mm Width) |
Key Features
- Ultralow input bias current: 10 pA typical
- Low supply current: 750 µA per op amp
- No external capacitors required
- Extremely low offset voltage: 1 µV
- Small temperature drift: 5 nV/°C
- Rail-to-rail input and output swings
- Spread-spectrum, auto-zero technique to eliminate intermodulation effects
Applications
- Temperature sensors
- Pressure sensors
- Precision current sensing
- Strain gage amplifiers
- Medical instrumentation
- Thermocouple amplifiers
- Automotive applications
Q & A
- What is the input bias current of the AD8571ARMZ?
The input bias current of the AD8571ARMZ is typically 10 pA. - What is the supply voltage range for the AD8571ARMZ?
The AD8571ARMZ operates from a single-supply voltage as low as 2.7 V to 5.5 V. - Does the AD8571ARMZ require external capacitors?
No, the AD8571ARMZ does not require external capacitors. - What is the offset voltage of the AD8571ARMZ?
The offset voltage of the AD8571ARMZ is 1 µV. - What is the slew rate of the AD8571ARMZ?
The slew rate of the AD8571ARMZ is 0.4 V/µs. - What are the typical applications of the AD8571ARMZ?
The AD8571ARMZ is typically used in temperature sensors, pressure sensors, precision current sensing, strain gage amplifiers, medical instrumentation, thermocouple amplifiers, and automotive applications. - What is the gain bandwidth product of the AD8571ARMZ?
The gain bandwidth product of the AD8571ARMZ is 1.5 MHz. - What is the output current per channel of the AD8571ARMZ?
The output current per channel of the AD8571ARMZ is 30 mA. - What is the package type of the AD8571ARMZ?
The AD8571ARMZ is available in 8-MSOP and 8-TSSOP packages. - How does the AD8571ARMZ handle temperature drift?
The AD8571ARMZ has a small temperature drift of 5 nV/°C, ensuring minimal offset voltage error over its operating temperature range.
