Overview
The AD7863AR-10 is a high-performance, dual-channel, 14-bit analog-to-digital converter (ADC) produced by Analog Devices Inc. This component is designed for simultaneous sampling and conversion of two analog input channels, making it ideal for applications requiring precise and synchronized data acquisition.
The AD7863AR-10 operates from a single 5 V supply and features a low power consumption of 70 mW typical, with an automatic power-down mode that makes it suitable for battery-powered or portable applications. The device is fabricated using Analog Devices' linear compatible CMOS (LC2MOS) process, combining precision bipolar circuits with low power CMOS logic.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Number of Bits | 14 | |
| Number of A/D Converters | 2 | |
| Sampling Rate | 175 kSPS | |
| Analog Input Range | ±10 V | |
| Input Resistance | Typically 9 kΩ | |
| Supply Voltage | 5 V | |
| Power Consumption | 70 mW (typical) | |
| Operating Temperature | –40°C to +85°C | |
| Package Type | 28-Lead SOIC_W | |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) | |
| Lead Free Status / RoHS Status | Contains lead / RoHS non-compliant |
Key Features
- Simultaneous Sampling: The AD7863AR-10 allows for simultaneous sampling and conversion of two analog input channels, preserving the relative phase information of the signals.
- High-Speed Parallel Interface: Easy connection to microprocessors, microcontrollers, and digital signal processors.
- Automatic Power-Down Mode: The device automatically goes into power-down mode after conversion, making it ideal for battery-powered applications.
- Overvoltage Protection: Analog inputs are protected up to ±17 V without causing damage.
- Low Power Consumption: Typical power consumption of 70 mW.
- Dual Operating Modes: High sampling mode and auto sleep mode.
Applications
The AD7863AR-10 is suitable for a variety of applications, including:
- Data Acquisition Systems: Where simultaneous sampling of multiple channels is required.
- Industrial Control Systems: For precise measurement and control in industrial environments.
- Medical Devices: For applications requiring high accuracy and low noise.
- Portable and Battery-Powered Devices: Due to its low power consumption and automatic power-down mode.
Q & A
- What is the resolution of the AD7863AR-10 ADC?
The AD7863AR-10 has a resolution of 14 bits.
- How many analog input channels does the AD7863AR-10 support?
The AD7863AR-10 supports two analog input channels with simultaneous sampling capability.
- What is the sampling rate of the AD7863AR-10?
The sampling rate of the AD7863AR-10 is 175 kSPS.
- What is the analog input range for the AD7863AR-10?
The analog input range for the AD7863AR-10 is ±10 V.
- What type of supply voltage does the AD7863AR-10 require?
The AD7863AR-10 operates from a single 5 V supply.
- Does the AD7863AR-10 have overvoltage protection?
- What is the typical power consumption of the AD7863AR-10?
The typical power consumption of the AD7863AR-10 is 70 mW.
- What are the operating temperature ranges for the AD7863AR-10?
The operating temperature range for the AD7863AR-10 is –40°C to +85°C.
- What package types are available for the AD7863AR-10?
The AD7863AR-10 is available in a 28-Lead SOIC_W package.
- Is the AD7863AR-10 RoHS compliant?
No, the AD7863AR-10 contains lead and is RoHS non-compliant.
