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PN7120 NFC Controller SBC Kit
3 mm Yellow LED (Pack of 10)
Black rubber oil sealing O rings
making it ideal for motion tracking
Here we make use of a Phototrriac coupler to turn it ON and OFF
74LS47 - BCD to 7-Segment Decoder/Driver IC Size:Default Title PN7120 NFC Controller SBC Kit74LS47 BCD to 7 Segment Decoder Driver IC The 74LS47 accepts four lines of BCD (8421) input data, generates their complements internally and decodes the data with seven AND OR gates having open collector outputs to drive indicator segments directly. Each segment output is guaranteed to sink 24 mA in the ON (LOW) state and withstand 15V in the OFF (HIGH) state with a maximum leakage current of 250 A. Auxiliary inputs provided blanking, lamp test and
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