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  • PGA308: The capacitor connected to VIN1 and VIN2

    Resolved
    Part Number: PGA308 Other Parts Discussed in Thread: TINA-TI Section 3.10 of the user's guide describes the capacitors connected to VIN1 and VIN2. I have a question about the following. ・It is stated that the source resistance is 10kΩ or more, but…
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  • PGA308EVM: PGA308 EVM Read Vin and Read Vout are not displaying correct values

    Resolved
    Part Number: PGA308EVM Hi there, I am currently using the PGA308EVM and am trying to test several gain values but am running into a problem where the Set Vin value is not being read properly by the software and USB DAQ. For example, I have Auto Vin Vdif…
    • Resolved

  • PGA308: OTP memory does not program

    TI Thinks Resolved
    Part Number: PGA308 Good day, I am running into a problem with PGA308 when programming OTP memory. All OTP registers return 0xFF. The system is powered off of 5V power supply the entire time. Here are my calibration steps: 1) Run calibration loop in Software…
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  • PGA308: Adjust the parameter

    Resolved
    Part Number: PGA308 Hi, In the User's Guide (Literature Number: SBOU069B) about PGA308, Complete Scaling Example is shown on 3.3.1. There are Step1 - 13 for the scaling. Do you have any idea about we don't use this step. For example, skip the…
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  • PGA308: Connection requirement between PGA308 and force (bridge) sensor

    Resolved
    Part Number: PGA308 Hi, We think the force sensor and PGA308 connects with a connector (JST GH connector, gold plate) below. Sensor (stand alone, in/output resistance: 500ohm) --- connector (gold plate) = board connector (PGA308) *Power supply: 3.3V Do you…
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  • PGA308: PGA308

    TI Thinks Resolved
    Part Number: PGA308 Hi, I have the same problem with ”PGA308: PGA308 EVM in Windows 7 or Windows 10”. Computer discovery equipment and display “USB\VID_0451&PID_2136\5&21900AB8&0&2”. Please help me to confirm and…
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  • XTR116: XTR116 full bridge sensor EXC- ground

    Resolved
    Part Number: XTR116 Other Parts Discussed in Thread: PGA308 Tool/software: I'm using an XTR116 in conjunction with a PGA308 for 4-20mA conditioning on a full bridge sensor. All grounds appear to be tied to I-RET except for the EXC- of the full bridge…
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  • RE: PGA308EVM: Software Lock Mode - VOUT not enabling after programming the registers

    Resolved
    To follow up, here is more information about this particular application: Jumper settings: 1 - 1W to VOUT 2 - fixed VREF 3 - fixed VREF 4 - 4.096 V 5 - Int VREF 6 - NC 7 - 1W to One 9 - NC 10 - NC 11 - VCLAMP 13 - VOUT to XTR 14 - VDUT 15 - VEXC = VREF 16 - EXT V…

  • RE: Amplifiers forum

    Hi John, Thanks for the additional background. The PGA308EVM is a designed to evaluate the performance of a typical PGA308 device, or more specifically, the sample PGA308 device that is populated on the EVM. This tool is commonly used during the design…
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  • PGA308： Software Lock Mode

    Resolved
    Part Number: PGA308 Please tell me about the operation when used in software lock mode. After "Run from RAM", "DIS OUT=1 CFG2 Register[D13] is executed. Is this loop processing performed by an external command? Or is it performing loop processing…
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