Overview
The ADS1240E is a high-precision, 24-bit analog-to-digital converter (ADC) manufactured by Texas Instruments. Designed for applications requiring high-resolution and low-noise performance, this ADC is ideal for industrial, medical, and scientific instrumentation. The ADS1240E offers exceptional accuracy and stability, making it a competitive choice for users seeking reliable data acquisition in demanding environments. Its integration of a programmable gain amplifier (PGA) and internal oscillator further enhances its versatility and ease of use.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Resolution | 24 | bits | |
| Sampling Rate | 15 | SPS | Max |
| Input Channels | 4 | Differential | |
| Gain Range | 1 to 128 | Programmable | |
| Supply Voltage | 2.7 to 5.25 | V | |
| Power Consumption | 0.6 | mW | Typical |
| Operating Temperature | -40 to 85 | °C | |
| Interface | SPI | Serial | |
| Package | SSOP-20 |
Key Features
- High-resolution 24-bit ADC for precise measurements.
- Programmable gain amplifier (PGA) with a range of 1 to 128.
- Low power consumption, ideal for battery-powered applications.
- Integrated internal oscillator reduces external component count.
- SPI-compatible serial interface for easy integration.
- Wide operating temperature range for robust performance.
Applications
The ADS1240E is widely used in applications requiring high-precision data acquisition, such as industrial process control, medical instrumentation, and scientific research. Its low noise and high resolution make it suitable for strain gauge measurements, thermocouple amplification, and other sensor interfaces. Additionally, its low power consumption and compact form factor make it an excellent choice for portable and battery-operated devices.
Q & A
1. What is the resolution of the ADS1240E?
The ADS1240E has a resolution of 24 bits.
2. What is the maximum sampling rate?
The maximum sampling rate is 15 samples per second (SPS).
3. How many input channels does it support?
It supports 4 differential input channels.
4. What is the gain range of the PGA?
The PGA has a programmable gain range of 1 to 128.
5. What is the supply voltage range?
The supply voltage range is 2.7V to 5.25V.
6. What is the typical power consumption?
The typical power consumption is 0.6mW.
7. What is the operating temperature range?
The operating temperature range is -40°C to 85°C.
8. What interface does it use?
It uses an SPI-compatible serial interface.
9. What package does the ADS1240E come in?
It comes in an SSOP-20 package.
10. What are the typical applications?
Typical applications include industrial process control, medical instrumentation, and scientific research.
