ADS131E08SPAGR

The ADS131E08SPAGR is a fully integrated 8-channel analog front end (AFE) for precision measurement and data acquisition applications. This AFE features a high-speed 24-bit delta-sigma analog-to-digital converter (ADC) and an internal programmable gain amplifier (PGA) to provide accurate and high-resolution data acquisition capabilities.

Pinout

(Note: The pin configuration below is a general representation. Refer to the specific datasheet for precise details.)

• DIN(0-7): Differential analog inputs for channels 0-7
• DIP(0-7): Differential input power supply pins for channels 0-7
• REFP: Reference input negative
• REFN: Reference input positive
• VDD: Digital supply voltage
• AVDD: Analog supply voltage
• DVDD: Digital I/O supply voltage
• DOUT/SCLK/DRDYB: Digital output / Serial clock input / Data ready
• RESETB/CSB/SYNCOUTB: Reset control input / Chip select input / Sync output
• SDI: Serial data input
• SCK: Serial clock input
• CSn: Chip select input

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the ADS131E08SPAGR AFE for a visual representation.

Key Features

• High-Resolution ADC: The ADS131E08SPAGR features a 24-bit delta-sigma ADC for precise analog-to-digital conversion.
• Internal PGA: Integrated programmable gain amplifiers provide adjustable gain for input signal conditioning.
• Low-Noise Operation: The AFE offers low noise performance for accurate signal acquisition in noisy environments.
• 8-Channel Input: With 8 differential analog input channels, the AFE supports multi-channel data acquisition.
• Serial Interface: Utilizes a serial interface for digital communication with microcontrollers and processors.

Note: For detailed technical specifications, please refer to the ADS131E08SPAGR datasheet.

Application

• Precision Measurement: Ideal for precision measurement applications requiring high-resolution data acquisition.
• Data Acquisition Systems: Suitable for use in multi-channel data acquisition systems for industrial and scientific applications.
• Medical Instrumentation: Used in medical devices and instrumentation for accurate analog signal acquisition.

Functionality

The ADS131E08SPAGR provides a highly integrated solution for precision analog signal acquisition and measurement. Its combination of high-resolution ADC and internal PGA enables accurate and reliable data capture across multiple channels.

Usage Guide

• Power Supply: Connect AVDD and DVDD to the analog and digital supply voltages, respectively.
• Analog Inputs: Connect differential analog signals to the DIN(0-7) inputs for multi-channel data acquisition.
• Serial Communication: Interface the AFE with a microcontroller or processor using the serial communication pins.

Frequently Asked Questions

Q: What is the input voltage range for the ADS131E08SPAGR?
A: The ADS131E08SPAGR supports a wide input voltage range, typically up to ±2.5V for each channel.

Q: Does the ADS131E08SPAGR support daisy-chaining for multiple devices?
A: Yes, the device supports daisy-chaining for multiple ADS131E08SPAGR devices through the serial interface.