Overview
The AD7865AS-2 is a high-performance analog-to-digital converter (ADC) produced by Analog Devices Inc. This 14-bit ADC is designed for applications requiring simultaneous conversion of multiple channels with high accuracy and low noise. It is packaged in a compact 44-MQFP (10x10 mm) package, making it suitable for space-constrained systems. The AD7865AS-2 operates on a single 5V supply and supports parallel data interface, making it versatile for various data acquisition and processing needs.
Key Specifications
| Specification | Value |
|---|---|
| Manufacturer | Analog Devices Inc. |
| Part Number | AD7865AS-2 |
| Package | 44-MQFP (10x10 mm) |
| Resolution | 14 bits |
| Number of Channels | 4 channels |
| Architecture | SAR (Successive Approximation Register) |
| Sampling Rate | Up to several kHz (exact rate depends on configuration) |
| Input Type | Single-ended and bipolar |
| Interface Type | Parallel |
| Supply Voltage | 5 V |
| Operating Temperature | -40°C to +85°C |
| Power Consumption | Typically in the range of tens of mW |
| Mounting Style | SMD/SMT |
Key Features
- High-resolution 14-bit analog-to-digital conversion
- Simultaneous conversion of four channels
- Compact 44-MQFP package suitable for space-constrained systems
- Single 5V supply operation
- Parallel data interface for fast data transfer
- Low power consumption, typically in the range of tens of mW
- High accuracy with low noise performance
- Operating temperature range of -40°C to +85°C
Applications
The AD7865AS-2 is ideal for various data acquisition and processing applications, including:
- Industrial automation and control systems
- Medical devices requiring high precision and low noise
- Aerospace and defense systems where reliability and accuracy are critical
- Automotive systems for sensor data acquisition
- Test and measurement equipment
Q & A
- What is the resolution of the AD7865AS-2 ADC?
The AD7865AS-2 has a resolution of 14 bits. - How many channels does the AD7865AS-2 support?
The AD7865AS-2 supports simultaneous conversion of four channels. - What is the package type of the AD7865AS-2?
The AD7865AS-2 is packaged in a 44-MQFP (10x10 mm) package. - What is the supply voltage for the AD7865AS-2?
The AD7865AS-2 operates on a single 5V supply. - What is the interface type of the AD7865AS-2?
The AD7865AS-2 uses a parallel data interface. - What is the operating temperature range of the AD7865AS-2?
The operating temperature range is -40°C to +85°C. - Is the AD7865AS-2 suitable for high-density I/O applications?
Yes, the AD7865AS-2 is suitable for high-density I/O and multiplexing requirements. - What are some typical applications of the AD7865AS-2?
Typical applications include industrial automation, medical devices, aerospace and defense, automotive systems, and test and measurement equipment. - How does the AD7865AS-2 handle power consumption?
The AD7865AS-2 has low power consumption, typically in the range of tens of mW. - Is the AD7865AS-2 available in different package options?
No, the AD7865AS-2 is specifically available in the 44-MQFP package.
