Overview
The AD7863ARSZ-2REEL7 is a high-speed, low-power, dual 14-bit analog-to-digital converter (ADC) produced by Analog Devices Inc. This component is designed for simultaneous sampling and conversion of two channels, making it ideal for applications requiring precise and synchronized data acquisition. The AD7863 operates from a single 5 V supply and is fabricated using the Analog Devices linear compatible CMOS (LC2MOS) process, which combines precision bipolar circuits with low power CMOS logic.
Key Specifications
| Specification | Value |
|---|---|
| Part Number | AD7863ARSZ-2REEL7 |
| Manufacturer | Analog Devices Inc. |
| Description | IC ADC 14BIT DUAL 2CHAN 28SSOP |
| Voltage - Supply, Digital | 5V |
| Voltage - Supply, Analog | 5V |
| Package / Case | 28-SSOP (0.209", 5.30mm Width) |
| Operating Temperature | -40°C ~ 85°C |
| Number of Inputs | 4 |
| Number of Bits | 14 |
| Number of A/D Converters | 2 |
| Sampling Rate (Per Second) | 175 kSPS |
| Reference Type | External, Internal |
| Input Type | Single Ended |
| Moisture Sensitivity Level (MSL) | 3 (168 Hours) |
| Lead Free Status / RoHS Status | Lead free / RoHS Compliant |
Key Features
- Simultaneous Sampling: The AD7863 allows simultaneous sampling and conversion of two channels, preserving the relative phase information of the signals on both analog inputs.
- High-Speed Parallel Interface: The component features a high-speed parallel interface for easy connection to microprocessors, microcontrollers, and digital signal processors.
- Low Power Consumption: The AD7863 operates from a single 5 V supply and consumes 70 mW typical, with an automatic power-down mode ideal for battery-powered or portable applications.
- Overvoltage Protection: The analog inputs have overvoltage protection, allowing input voltages to go up to ±17 V, ±7 V, or +7 V without causing damage.
- Dynamic Performance: The part is specified for dynamic performance parameters including harmonic distortion and signal-to-noise ratio.
Applications
- Data Acquisition Systems: Ideal for applications requiring simultaneous sampling of multiple channels, such as in industrial control, medical devices, and scientific instruments.
- Portable and Battery-Powered Devices: The low power consumption and automatic power-down mode make it suitable for use in portable and battery-powered devices.
- Aerospace and Defense: The component's robust specifications and overvoltage protection make it a good fit for aerospace and defense applications.
- Automotive Systems: Can be used in automotive systems that require high-speed and accurate data conversion.
Q & A
- What is the sampling rate of the AD7863ARSZ-2REEL7?
The sampling rate of the AD7863ARSZ-2REEL7 is 175 kSPS (kilosamples per second).
- What is the resolution of the AD7863ARSZ-2REEL7?
The resolution of the AD7863ARSZ-2REEL7 is 14 bits.
- How many analog inputs does the AD7863ARSZ-2REEL7 have?
The AD7863ARSZ-2REEL7 has four analog inputs grouped into two channels (A and B).
- What is the operating voltage range for the AD7863ARSZ-2REEL7?
The AD7863ARSZ-2REEL7 operates from a single 5 V supply.
- Does the AD7863ARSZ-2REEL7 have overvoltage protection?
Yes, the AD7863ARSZ-2REEL7 has overvoltage protection on the analog inputs, allowing input voltages to go up to ±17 V, ±7 V, or +7 V without causing damage.
- What is the package type of the AD7863ARSZ-2REEL7?
The AD7863ARSZ-2REEL7 is available in a 28-lead SSOP package.
- Is the AD7863ARSZ-2REEL7 RoHS compliant?
Yes, the AD7863ARSZ-2REEL7 is lead-free and RoHS compliant.
- What is the operating temperature range of the AD7863ARSZ-2REEL7?
The operating temperature range of the AD7863ARSZ-2REEL7 is -40°C to +85°C.
- How does the AD7863ARSZ-2REEL7 interface with other devices?
The AD7863ARSZ-2REEL7 features a high-speed parallel interface for easy connection to microprocessors, microcontrollers, and digital signal processors.
- What are the dynamic performance specifications of the AD7863ARSZ-2REEL7?
The AD7863ARSZ-2REEL7 is specified for dynamic performance parameters including harmonic distortion and signal-to-noise ratio.
