Overview
The AD7863ARS-2REEL7 is a dual 14-bit analog-to-digital converter (ADC) produced by Analog Devices, Inc. This component is designed for high-speed, simultaneous sampling and conversion of two analog input channels. It operates from a single 5V supply and is available in a 28-lead SSOP package. The AD7863ARS-2REEL7 is suitable for a variety of applications requiring precise and fast analog-to-digital conversion, including industrial control systems, medical devices, and data acquisition systems.
Key Specifications
| Parameter | Value |
|---|---|
| Number of Bits | 14 |
| Number of A/D Converters | 2 |
| Sampling Rate | 175 kSPS |
| Conversion Time | 5.2 μs |
| Supply Voltage (Analog and Digital) | 5V ± 5% |
| Input Voltage Range | 0 V to 2.5 V |
| Package Type | 28-lead SSOP |
| Operating Temperature | -40°C to +85°C |
| Power Consumption | 70 mW typical |
| Input Type | Single Ended |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
| Lead Free Status / RoHS Status | Contains lead / RoHS non-compliant |
Key Features
- Simultaneous sampling and conversion of two channels
- High-speed parallel interface for easy connection to microprocessors, microcontrollers, and digital signal processors
- Automatic power-down mode for low power consumption, ideal for battery-powered or portable applications
- Overvoltage protection on analog inputs up to ±17 V, ±7 V, or +7 V respectively
- Low power consumption of 70 mW typical
- Single supply operation from 5V
- High accuracy with specified gain, offset, and dynamic performance parameters including harmonic distortion and signal-to-noise ratio
Applications
The AD7863ARS-2REEL7 is versatile and can be used in various applications, including:
- Industrial control systems requiring precise and fast data acquisition
- Medical devices such as ECG and EEG systems
- Data acquisition systems in scientific and research environments
- Automotive systems for sensor data conversion
- Portable and battery-powered devices where low power consumption is crucial
Q & A
- What is the sampling rate of the AD7863ARS-2REEL7?
The sampling rate of the AD7863ARS-2REEL7 is 175 kSPS. - How many analog input channels does the AD7863ARS-2REEL7 have?
The AD7863ARS-2REEL7 has four analog input channels, with two channels per ADC. - What is the conversion time of the AD7863ARS-2REEL7?
The conversion time of the AD7863ARS-2REEL7 is 5.2 μs. - What is the supply voltage for the AD7863ARS-2REEL7?
The supply voltage for both the analog and digital sections is 5V ± 5%. - What is the input voltage range for the AD7863ARS-2REEL7?
The input voltage range for the AD7863ARS-2REEL7 is 0 V to 2.5 V. - What package type is the AD7863ARS-2REEL7 available in?
The AD7863ARS-2REEL7 is available in a 28-lead SSOP package. - What is the operating temperature range of the AD7863ARS-2REEL7?
The operating temperature range of the AD7863ARS-2REEL7 is -40°C to +85°C. - Does the AD7863ARS-2REEL7 have overvoltage protection?
Yes, the AD7863ARS-2REEL7 has overvoltage protection on the analog inputs. - What is the power consumption of the AD7863ARS-2REEL7?
The typical power consumption of the AD7863ARS-2REEL7 is 70 mW. - Is the AD7863ARS-2REEL7 RoHS compliant?
No, the AD7863ARS-2REEL7 contains lead and is not RoHS compliant.
