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5pcs SN74LVC1G14DBVR SOT-23-5 Single Schmitt trigger inverter chip | eBay
Single schmitt trigger digital inverter oscillator flashing LEDs 7414 74HC14 integrated circuit - YouTube
ON Semiconductor NL17SZ14DFT2G Logic Single-gate NL17SZ Series 3.25 V SMT Single Inverter with Schmitt Trigger - SOT-353-250 Item(s): Amazon.com: Industrial & Scientific