Other Parts Discussed in Thread: PGA309 , PGA308EVM , PGA308 请注意,本文内容源自机器翻译,可能存在语法或其它翻译错误,仅供参考。如需获取准确内容,请参阅链接中的英语原文或自行翻译。 https://e2e.ti.com/support/amplifiers-group/amplifiers/f/amplifiers-forum/1395307/pga308-q1-1w-interface-clarification 器件型号: PGA308-Q1 …
Other Parts Discussed in Thread: XTR117 , PGA309 , OPA211-HT 请注意,本文内容源自机器翻译,可能存在语法或其它翻译错误,仅供参考。如需获取准确内容,请参阅链接中的英语原文或自行翻译。 https://e2e.ti.com/support/amplifiers-group/amplifiers/f/amplifiers-forum/1370464/xtr117-pressure-sensor-4-20ma-transmitter-and-amplifier…
英文论坛回复:
You will need to connect pin 16 on the PGA309 (Vref) to 5V. One option is to connect Vs (Pin 3) to Vref (pin 16). However, Vs is often has drift an noise when compared to a precision voltage reference. This may be ok if you are doing a ratiometric…