Overview
The AD574ASE/883B is a high-performance, 12-bit analog-to-digital converter (ADC) produced by Analog Devices Inc. This component is part of the AD574A series, known for its precision and reliability. The AD574ASE/883B is designed using Analog Devices' Bipolar/I2L process, integrating all analog and digital functions on a single chip. It features active laser-trimming of thin-film resistors to minimize offset, linearity, and scaling errors, and a voltage reference with an implanted buried Zener for low noise and low drift.
Key Specifications
| Specification | Value |
|---|---|
| Resolution | 12 bits |
| Conversion Method | Successive Approximation |
| Number of Channels | 1 |
| Interface | Parallel, Word Access |
| Temperature Range | -55°C to +125°C |
| Package Type | 28-Lead Ceramic LCC |
| Power Consumption | Approximately 725 mW |
| Current | Approximately 40 mA |
| Accuracy | ±1 LSB (Least Significant Bit) |
| Conversion Time | Approximately 35 μs |
Key Features
- High precision with active laser-trimming of thin-film resistors for minimal offset, linearity, and scaling errors.
- Voltage reference with an implanted buried Zener for low noise and low drift.
- I2L logic for the successive-approximation register, control circuitry, and 3-state output buffers.
- Available in various grades with different temperature ranges and packaging options.
- Compliant with MIL-STD-883C Class B and JAN QPL standards for military and aerospace applications.
Applications
The AD574ASE/883B is suitable for a wide range of applications requiring high precision and reliability, including:
- Military and aerospace systems due to its compliance with MIL-STD-883C Class B and JAN QPL standards.
- Industrial control systems where precise analog-to-digital conversion is critical.
- Medical devices that require accurate and reliable data conversion.
- Test and measurement equipment where high accuracy is essential.
Q & A
- What is the resolution of the AD574ASE/883B?
The AD574ASE/883B has a resolution of 12 bits. - What is the conversion method used by the AD574ASE/883B?
The AD574ASE/883B uses the successive approximation conversion method. - What is the temperature range of the AD574ASE/883B?
The AD574ASE/883B operates over a temperature range of -55°C to +125°C. - What type of package is the AD574ASE/883B available in?
The AD574ASE/883B is available in a 28-Lead Ceramic LCC package. - How much power does the AD574ASE/883B consume?
The AD574ASE/883B consumes approximately 725 mW of power. - What is the current draw of the AD574ASE/883B?
The AD574ASE/883B draws approximately 40 mA of current. - What is the accuracy of the AD574ASE/883B?
The AD574ASE/883B has an accuracy of ±1 LSB (Least Significant Bit). - How long does the AD574ASE/883B take to convert an analog signal to digital?
The AD574ASE/883B takes approximately 35 μs to convert an analog signal to digital. - Is the AD574ASE/883B compliant with any military standards?
Yes, the AD574ASE/883B is compliant with MIL-STD-883C Class B and JAN QPL standards. - What are some typical applications of the AD574ASE/883B?
The AD574ASE/883B is typically used in military and aerospace systems, industrial control systems, medical devices, and test and measurement equipment.
