Overview
The ADS8674IDBTR is a high-performance, 14-bit, 4-channel successive approximation register (SAR) analog-to-digital converter (ADC) manufactured by Texas Instruments. This device is designed for precision data acquisition systems, offering integrated analog front-end circuitry with overvoltage protection up to ±20V. It is ideal for applications requiring high accuracy and reliability in industrial automation, medical equipment, and test and measurement systems. The ADS8674IDBTR stands out for its flexible input range selection, low power consumption, and robust design, making it a competitive choice for engineers seeking efficient and versatile ADCs.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Resolution | 14 | bits | - |
| Channels | 4 | - | - |
| Sampling Rate | 500 | kSPS | - |
| Input Voltage Range | ±10.24, ±5.12, ±2.56, ±1.28, ±0.64, 0 to 10.24, 0 to 5.12, 0 to 2.56, 0 to 1.28 | V | Software programmable |
| Power Supply | 5 | V | Analog |
| Interface | SPI | - | Supports daisy-chain configuration |
| Operating Temperature | -40 to 125 | °C | - |
| Package | TSSOP-38 | - | - |
Key Features
- Integrated analog front-end with ±20V overvoltage protection.
- Flexible input range selection for both bipolar and unipolar signals.
- Low power consumption for energy-efficient designs.
- On-chip 4.096V reference with low temperature drift.
- SPI-compatible interface with daisy-chain support.
Applications
The ADS8674IDBTR is widely used in industrial automation for process control and monitoring, in medical equipment for precision measurements, and in test and measurement systems for high-accuracy data acquisition. Its robust design and flexible input ranges make it suitable for harsh environments and diverse signal types.
Q & A
What is the resolution of the ADS8674IDBTR?
The ADS8674IDBTR has a resolution of 14 bits.
How many channels does the ADS8674IDBTR support?
It supports 4 input channels.
What is the maximum sampling rate of the ADS8674IDBTR?
The maximum sampling rate is 500 kSPS.
What input voltage ranges are supported?
It supports both bipolar (±10.24V, ±5.12V, ±2.56V, ±1.28V, ±0.64V) and unipolar (0 to 10.24V, 0 to 5.12V, 0 to 2.56V, 0 to 1.28V) input ranges.
What is the power supply requirement for the ADS8674IDBTR?
It requires a 5V analog power supply.
What interface does the ADS8674IDBTR use?
It uses an SPI-compatible interface.
Does the ADS8674IDBTR support daisy-chain configuration?
Yes, it supports daisy-chain configuration for multiple devices.
What is the operating temperature range of the ADS8674IDBTR?
It operates from -40°C to 125°C.
What package does the ADS8674IDBTR come in?
It comes in a TSSOP-38 package.
What are the typical applications of the ADS8674IDBTR?
Typical applications include industrial automation, medical equipment, and test and measurement systems.
