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comparator - 555 TIMER ic: TI Datasheet: not able to understand these lines - Electrical Engineering Stack Exchange
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Texas Instruments NE555P (with SOCKETS) Single Precision Timer, NE555N NE555 Single Bipolar DIP8 (Pack of 12): Amazon.com: Industrial & Scientific
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Amazon.com: Texas Instruments NE555P IC Single Precision Timer (Pack of 12) : Industrial & Scientific
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