Overview
The AD7863ARS-10REEL7 is a high-performance, dual 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 AD7863 operates from a single 5 V supply and features low power consumption, with a typical power dissipation of 70 mW. It is fabricated using Analog Devices' linear compatible CMOS (LC2MOS) process, combining precision bipolar circuits with low power CMOS logic.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 14 bits |
| Sampling Rate | 175 kSPS |
| Input Voltage Ranges | ±10 V, ±2.5 V, 0 V to 2.5 V |
| Conversion Time | 5.2 μs |
| Supply Voltage | 5.0 V ± 5% |
| Power Consumption | 70 mW typical |
| Operating Temperature | –40°C to +85°C |
| Package Type | 28-Lead SSOP |
| Interface Type | High speed parallel interface |
Key Features
- Two complete ADC functions allowing simultaneous sampling and conversion of two channels.
- Four input channels with a two-channel input multiplexer for each ADC.
- Low power consumption with automatic power-down mode for battery-powered or portable applications.
- High speed parallel interface for easy connection to microprocessors, microcontrollers, and digital signal processors.
- Overvoltage protection on analog inputs up to ±17 V, ±7 V, or +7 V depending on the input range.
- Single supply operation with a 5 V supply voltage.
Applications
The AD7863ARS-10REEL7 is suitable for a variety of applications that require high-speed, simultaneous sampling of multiple analog signals. These include:
- Medical imaging and diagnostic equipment.
- Aerospace and defense systems.
- Industrial control and automation.
- High-speed data acquisition systems.
- Portable and battery-powered devices.
Q & A
- What is the resolution of the AD7863ARS-10REEL7?
The AD7863ARS-10REEL7 has a resolution of 14 bits. - What are the input voltage ranges for the AD7863ARS-10REEL7?
The input voltage ranges are ±10 V, ±2.5 V, and 0 V to 2.5 V. - What is the sampling rate of the AD7863ARS-10REEL7?
The sampling rate is 175 kSPS. - How long does the conversion process take?
The conversion time is 5.2 μs. - What is the typical power consumption of the AD7863ARS-10REEL7?
The typical power consumption is 70 mW. - What type of interface does the AD7863ARS-10REEL7 use?
The AD7863ARS-10REEL7 uses a high speed parallel interface. - What is the operating temperature range of the AD7863ARS-10REEL7?
The operating temperature range is –40°C to +85°C. - What type of package does the AD7863ARS-10REEL7 come in?
The AD7863ARS-10REEL7 comes in a 28-Lead SSOP package. - Does the AD7863ARS-10REEL7 have overvoltage protection?
Yes, the AD7863ARS-10REEL7 has overvoltage protection on the analog inputs. - Is the AD7863ARS-10REEL7 suitable for battery-powered applications?
Yes, the AD7863ARS-10REEL7 is suitable for battery-powered applications due to its low power consumption and automatic power-down mode.
