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双pwm替代adc应用中，把SN74LVC4040A用作pwm后接的反相器，从反相器出来的pwm波有振铃导致分辨率不行，请问问题出在哪里
您好
关于振铃，可以参考下方链接里面的建议
1）e2e.ti.com/.../faq-what-happens-when-i-connect-a-logic-device-s-output-to-a-50-ohm-transmission-line
2）e2e.ti.com/.../sn74lvc1g14-signal-integrity-analysis---direct-device-to-device-connection-has-large-ringing
3）https://e2e.ti.com/support/logic-group/logic/f/logic-forum/1264053/sn74lvc74a-ringing-and-oscillation-in-power-suppy-rail?tisearch=e2e-sitesearch&keymatch=RING#
4）e2e.ti.com/.../sn74lvc1g08-overshoot-and-ringing-at-the-output
