[FAQ] PGA900: Answers to Common Questions for TI's PGA900 and PGA30x Devices

There is a variety of information that can be found on E2E regarding these devices.  You can submit a search for information, or you can click on the various links below to get started:

• General PGA device overview
• Questions specific to the PGA900
• Questions specific to the PGA305
• Questions specific to PGA970

List of Topics General in Nature

• Questions related to calibration
• Questions related to communication
• Questions related to the EEPROM
• Questions related to the coefficients and how they are used
• Questions related to connecting external sensors
• Questions related to the ADCs
• Questions related to the DAC
• Questions related to the EVM
• Questions related to loading firmware to PGA900 or PGA970
• Questions related to build errors with CCS v12.8 (PGA900, PGA970)
• Questions related to debug configuration with CCS v12.8 (PGA900, PGA970)
• Questions related to launching a debug session with CCS v12.8 (PGA900, PGA970)

Application and Tech Notes

• PGA900, PGA300 and PGA305 User Case for HVAC Applications
• PGA900, PGA300 and PGA305 User Case for Pressure Transmitter Applications
• PGA900, PGA300 and PGA305 User Case for Weight Scale (Load Cell) Applications
• Two-Step Calibration
• 4-20mA Current Loop Transmitter
• Connecting PGA900 Instrumentation Amplifier to Resistive Bridge Sensor
• Design Tips for a Resistive-Bridge Pressure Sensor in Industrial Process-Control Systems
• System Noise Analysis of a Resistive Bridge Pressure Sensor Connected to the PGA900
• Understanding Open Loop Output Impedance of the DAC Gain Amplifier
• Understanding the Open Loop Gain of the DAC Gain Amplifier
• PGA Device as a Capacitive Load Driver

TI Reference Designs

• TIDA-00851 4-20mA RTD Sensor Transmitter
• TIDA-00788 Industrial Current-Output Pressure Sensor Transmitter IEC61000-4 Tested Design

Models

• PGA900 Pspice Model
• PGA900 TINA-TI Reference Design, Current Mode
• PGA900 TINA-TI Reference Design, Voltage Mode
• PGA900 TINA-TI Spice Model

Video

• Sensor Signal Conditioners for Industrial Applications: From Concept to Production