74 series digital circuit of 7448A 74LS48 BCD seven segment decoder/driver

Published:2011/4/1 3:18:00 Author:Ecco | Keyword: digital circuit, BCD , seven segment, decoder, driver | From:SeekIC

7448A, 74LS48, 74C48BCD seven segment decoder/driver Effective high output; There's an boost resistor inside the circuit, so there's no need to use external resistor; Pilot light input; Leading edge and back porch zero lights turning off control; Having the function of light intensity modulation; The maximum output voltage is 5.5V; Absorbing current: 6448 is 6.4mA, 74LS48 is 6mA. The pin is 7446A.



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