Texas Instruments PGA309EVM-USB manual Typical Hardware Connections

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PGA309EVM-USB Hardware Setup

3.2Typical Hardware Connections

To set up the PGA309EVM-USB hardware, connect the two halves of the EVM together, apply power, and then connect the external sensor. Figure 10 shows the typical hardware connections.

Figure 10. PGA309EVM-USB Typical Hardware Connections

SBOU084 –February 2010

PGA309EVM-USB

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Contents PGA309EVM-USB USB-DAQ-Platform Jumper Settings Hardware Included with the INA282-286EVM PGA309EVM-USB HardwareInformation About Cautions and Warnings Related Documentation from Texas InstrumentsIf You Need Assistance Theory of Operation for PGA309TestBoard Hardware PGA309EVM-USB Hardware SetupPGA309TestBoard Connections PGA309TestBoard Schematic Input Circuitry System Setup PGA309TestBoard Schematic Output Circuitry PGA309TestBoard Schematic Sensor Emulator Circuitry PGA309TestBoard Connections to USB-DAQ-Platform and Eeprom PGA309 Test Board Parts List PGA309TestBoard Parts ListJMP1, JMP2, JMP3, JMP4 J1 Pinout 25-Pin Male Dsub PGA309TestBoard Signal Definitions and Pinouts1 J1 25-Pin Male Dsub J2 Pinout 25-Pin Female Dsub 2 J2 25-Pin Female DsubTheory of Operation for USB-DAQ-Platform ToPCandPowerSuppliesElectrostatic Discharge Warning USBDAQPlatformPGA309EVM-USB Typical Hardware Connections Typical Hardware ConnectionsConnecting the Two EVM PCBs Connecting the HardwareConnecting Power to the EVM Connecting PowerConnecting the USB Cable Connecting the USB Cable to the PGA309EVM-USBDefault Jumper Settings PGA309TestBoard PGA309EVM-USB Jumper SettingsPGA309TestBoard Jumper Functions General Default Jumper Settings USB-DAQ-PlatformPGA309TestBoard Jumper Functions Sensor Emulator Section PGA309TestBoard Jumper Functions Miscellaneous ConnectionsJUMP1 EXT USB-DAQ-Platform Jumper SettingsUsing the PGA309EVM-USB Software PGA309EVM-USB Software InstallOperating Systems for PGA309 Software Starting the PGA309EVM-USB SoftwarePGA309EVM-USB Software Registers Tab Registers TabPGA309EVM-USB Software Eeprom Tab Eeprom Table TabPGA309EVM-USB Software Block Diagram Block Diagram TabSensor Definition Functions Auto Calibrate TabPGA309EVM-USB Software Sensor Emulator Control Panel Tool PGA309EVM-USB Software Auto Calibrate Tab-PGA Setup PGA Setup FunctionsTwo-Point Calibration and Linearization Functions Shows the Temperature Error Compensation sub-tab Temperature Error Compensation FunctionsPost Cal Error Check PGA309EVM-USB Software Auto Calibrate Tab-DMM Options DMM OptionsEVM Warnings and Restrictions Evaluation Board/Kit Important NoticeFCC Warning 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.