Texas Instruments PGA309EVM-USB manual Related Documentation from Texas Instruments

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Introduction and Overview

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1.2Related Documentation from Texas Instruments

The following documents provides information regarding Texas Instruments integrated circuits used in the assembly of the PGA309EVM-USB. This user'sguide is available from the TI web site under literature number SBOU084. Any letter appended to the literature number corresponds to the document revision that is current at the time of the writing of this document. Newer revisions may be available from the TI web site at http://www.ti.com, or call the Texas Instruments Literature Response Center at (800) 477-8924 or the Product Information Center at (972) 644-5580. When ordering, identify the document by both title and literature number.

Document

Literature Number

 

 

PGA309

SBOS292

 

 

USB DAQ Platform Users Guide

SBOU056

 

 

PGA309 Users Guide

SBOU024

 

 

OPA333 Product Data Sheet

SBOS351

 

 

DAC8555 Product Data Sheet

SLAS475

 

 

XTR117 Product Data Sheet

SBOS344

 

 

PGA309EVM-USB Schematic

SBOR010

 

 

Sensor-Emulator EVM Reference Guide

SBOA102

 

 

1.3If You Need Assistance

If you have questions about the PGA309EVM-USB evaluation module, send an e-mail to the Linear Application Team at precisionamps@list.ti.com. Include PGA309EVM-USBas the subject heading.

1.4Information About Cautions and Warnings

This document contains caution statements.

CAUTION

This is an example of a caution statement. A caution statement describes a situation that could potentially damage your software or equipment.

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PGA309EVM-USB

SBOU084 –February 2010

 

 

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Copyright © 2010, Texas Instruments Incorporated

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Contents PGA309EVM-USB USB-DAQ-Platform Jumper Settings PGA309EVM-USB Hardware Hardware Included with the INA282-286EVMIf You Need Assistance Related Documentation from Texas InstrumentsInformation About Cautions and Warnings PGA309EVM-USB Hardware Setup Theory of Operation for PGA309TestBoard HardwarePGA309TestBoard Connections PGA309TestBoard Schematic Input Circuitry System Setup PGA309TestBoard Schematic Output Circuitry PGA309TestBoard Schematic Sensor Emulator Circuitry PGA309TestBoard Connections to USB-DAQ-Platform and Eeprom PGA309TestBoard Parts List PGA309 Test Board Parts ListJMP1, JMP2, JMP3, JMP4 1 J1 25-Pin Male Dsub PGA309TestBoard Signal Definitions and PinoutsJ1 Pinout 25-Pin Male Dsub 2 J2 25-Pin Female Dsub J2 Pinout 25-Pin Female DsubToPCandPowerSupplies Theory of Operation for USB-DAQ-PlatformElectrostatic Discharge Warning USBDAQPlatformTypical Hardware Connections PGA309EVM-USB Typical Hardware ConnectionsConnecting the Hardware Connecting the Two EVM PCBsConnecting Power Connecting Power to the EVMConnecting the USB Cable to the PGA309EVM-USB Connecting the USB CablePGA309EVM-USB Jumper Settings Default Jumper Settings PGA309TestBoardDefault Jumper Settings USB-DAQ-Platform PGA309TestBoard Jumper Functions GeneralPGA309TestBoard Jumper Functions Miscellaneous Connections PGA309TestBoard Jumper Functions Sensor Emulator SectionUSB-DAQ-Platform Jumper Settings JUMP1 EXTPGA309EVM-USB Software Install Using the PGA309EVM-USB SoftwareOperating Systems for PGA309 Software Starting the PGA309EVM-USB SoftwareRegisters Tab PGA309EVM-USB Software Registers TabEeprom Table Tab PGA309EVM-USB Software Eeprom TabBlock Diagram Tab PGA309EVM-USB Software Block DiagramAuto Calibrate Tab Sensor Definition FunctionsPGA309EVM-USB Software Sensor Emulator Control Panel Tool PGA Setup Functions PGA309EVM-USB Software Auto Calibrate Tab-PGA SetupTwo-Point Calibration and Linearization Functions Temperature Error Compensation Functions Shows the Temperature Error Compensation sub-tabPost Cal Error Check DMM Options PGA309EVM-USB Software Auto Calibrate Tab-DMM OptionsFCC Warning Evaluation Board/Kit Important NoticeEVM Warnings and Restrictions Important Notice

PGA309EVM-USB specifications

The Texas Instruments PGA309EVM-USB is an Evaluation Module designed specifically for the PGA309 Precision Analog Front End (AFE) family. This versatile and powerful device serves various applications in the realm of sensor signal conditioning, particularly for pressure sensors, temperature sensors, and other analog sensors requiring high precision.

One of the main features of the PGA309EVM-USB is its high-performance PGA309 device, which incorporates a programmable gain amplifier (PGA) allowing for flexible signal amplification. The PGA309 has a gain range from 1 to 128, enabling it to adapt to a wide array of sensor types and output levels. This flexibility is crucial for achieving optimal performance in diverse applications.

The module also leverages advanced analog and digital processing technologies, which enhance its capabilities. It integrates an onboard microcontroller, allowing users to easily configure settings, execute control algorithms, and manage data acquisition. The built-in USB interface simplifies the communication with a PC, making it straightforward to control the EVM through intuitive software provided by Texas Instruments.

Another significant characteristic of the PGA309EVM-USB is its highly accurate signal conditioning features, such as offset and gain calibration, which ensure minimized errors and improved measurement reliability. The device supports a variety of digital output configurations, including I2C and SPI, to allow easy integration into different system architectures.

In addition to its robust signal processing core, the PGA309EVM-USB is designed with user-friendly interfaces, making it suitable for both experienced engineers and those new to sensor design. The comprehensive software toolkit offers a graphical user interface (GUI) that enables real-time monitoring and adjustment of parameters, ensuring users can optimize their applications.

Furthermore, the device is designed for functionality in harsh environments, incorporating features to withstand temperature variations and electrical noise. This reliability adds value for applications in industrial automation, automotive systems, and medical devices.

In summary, the Texas Instruments PGA309EVM-USB stands out as a powerful tool for engineers looking to design and prototype high-precision sensor signal conditioning applications. With its programmable gain amplifier, advanced processing capabilities, and user-friendly interfaces, it represents a significant advancement in the field of analog signal processing, allowing for greater flexibility and accuracy in diverse applications.