Overview
The ADS1211P is a high-precision, 24-bit analog-to-digital converter (ADC) produced by Texas Instruments. Designed for applications requiring high-resolution signal acquisition, this ADC integrates a delta-sigma modulator and a digital filter to deliver exceptional accuracy and noise performance. The ADS1211P is ideal for industrial automation, medical instrumentation, and precision measurement systems. Its unique selling points include low noise, high linearity, and flexible configuration options, making it a competitive choice for demanding applications.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Resolution | 24 | bits | |
| Sampling Rate | Up to 1000 | SPS | |
| Input Channels | 1 differential or 2 single-ended | ||
| Supply Voltage | 5 | V | |
| Operating Temperature | -40 to +85 | °C | |
| Package | PDIP-8 | ||
| Interface | SPI-compatible | ||
| Power Consumption | 2.5 | mW | Typical |
Key Features
- High Resolution: 24-bit ADC ensures precise signal acquisition.
- Low Noise: Integrated digital filter minimizes noise for accurate measurements.
- Flexible Input Configuration: Supports both differential and single-ended inputs.
- SPI Interface: Easy integration with microcontrollers and other digital systems.
- Low Power Consumption: Ideal for battery-powered applications.
Applications
The ADS1211P is widely used in applications requiring high-resolution analog-to-digital conversion. In industrial automation, it is employed for precise sensor signal acquisition. In medical instrumentation, it ensures accurate measurement of bioelectric signals. Additionally, it is used in precision measurement systems such as weigh scales and data acquisition systems, where its high linearity and low noise performance are critical.
Q & A
1. What is the resolution of the ADS1211P?
The ADS1211P has a resolution of 24 bits.
2. What is the maximum sampling rate?
The maximum sampling rate is 1000 samples per second (SPS).
3. Does it support differential inputs?
Yes, it supports one differential or two single-ended inputs.
4. What is the supply voltage range?
The supply voltage is 5V.
5. What is the operating temperature range?
The operating temperature range is -40°C to +85°C.
6. What package does the ADS1211P come in?
It is available in a PDIP-8 package.
7. What interface does it use?
It uses an SPI-compatible interface.
8. What is the typical power consumption?
The typical power consumption is 2.5 mW.
9. Is it suitable for battery-powered applications?
Yes, its low power consumption makes it ideal for battery-powered applications.
10. What are its key applications?
Key applications include industrial automation, medical instrumentation, and precision measurement systems.
