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https://e2e.ti.com/support/amplifiers-group/amplifiers/f/amplifiers-forum/1044158/programmable-gain-amplifier-suitable-for-codec-line-input-signals
尊敬的 TI 团队：
您能否建议 PGA (支持0.707mV RMS 最大输出的可编程增益放大器)的器件型号。
此可编程增益放大器应可在微控制器的帮助下进行数字编程。
谢谢、此致、
Paul
Paul、
我们有 PGA2500和 PGA2505等音频 PGA 器件。
PGA2500
https://www.ti.com/lit/ds/symlink/pga2500.pdf?ts=1634076779816&ref_url=https%253A%252F%252Fwww.google.com%252F#:~:text=The%20PGA2500%20is%20a%20digitally,%2Ddigital%20converters%20(ADCs).&text=The%20wide%20gain%20range%20allows,with%20a%20variety%20of%20microphones。
PGA2505
https://www.ti.com/product/PGA2505
感谢 Chris Featherstone。
