Overview
The ADS8678IDBTR is a high-performance, 14-bit, 500kSPS (kilosamples per second), 8-channel successive approximation register (SAR) analog-to-digital converter (ADC) produced by Texas Instruments. This device is designed to operate from a single 5V supply and features integrated analog front-end circuitry for each input channel, including overvoltage protection up to ±20V. The ADS8678IDBTR is ideal for applications requiring high accuracy, low power consumption, and robust input protection.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 14 bits |
| Sampling Rate | 500 kSPS |
| Number of Channels | 8 channels |
| Supply Voltage | 5V |
| Input Range | Bipolar inputs, ±20V overvoltage protection |
| Reference Voltage | On-chip, 4.096V with low-temperature drift |
| Multiplexer | 4- or 8-channel with automatic and manual scanning modes |
Key Features
- Integrated analog front-end circuitry for each input channel
- Overvoltage protection up to ±20V
- On-chip, 4.096V reference with low-temperature drift
- 4- or 8-channel multiplexer with automatic and manual scanning modes
- Low power consumption
- High accuracy and linearity
Applications
- Industrial automation and control systems
- Medical devices and diagnostic equipment
- Aerospace and defense systems
- Test and measurement instruments
- Automotive systems and sensors
Q & A
- What is the resolution of the ADS8678IDBTR?
The ADS8678IDBTR has a resolution of 14 bits. - What is the maximum sampling rate of the ADS8678IDBTR?
The maximum sampling rate is 500 kSPS. - How many input channels does the ADS8678IDBTR have?
The device has 8 input channels. - What is the supply voltage for the ADS8678IDBTR?
The supply voltage is 5V. - Does the ADS8678IDBTR have overvoltage protection?
Yes, it has overvoltage protection up to ±20V. - What type of reference voltage does the ADS8678IDBTR use?
The device uses an on-chip, 4.096V reference with low-temperature drift. - Does the ADS8678IDBTR support automatic and manual scanning modes?
Yes, it supports both automatic and manual scanning modes. - What are some typical applications for the ADS8678IDBTR?
Typical applications include industrial automation, medical devices, aerospace and defense systems, test and measurement instruments, and automotive systems. - Where can I find detailed specifications for the ADS8678IDBTR?
Detailed specifications can be found on the Texas Instruments website, as well as on distributor sites like Mouser Electronics and Octopart. - Is the ADS8678IDBTR suitable for high-accuracy applications?
Yes, the ADS8678IDBTR is designed for high-accuracy applications due to its high resolution and low-temperature drift reference.
