74 Series digital circuit of 74LS257A，74F257 4-bit 2-to-1 data selector（tristate，in-phase）

Published:2011/7/25 4:27:00 Author:Lucas | Keyword: 74 Series, digital circuit , 4-bit , 2-to-1 data selector, tristate, in-phase | From:SeekIC

Three-state output is directly connected to the bus interface of the system, and 74LS257SA absorption current is 2 times larger than the 74LS257.



Reprinted Url Of This Article:
http://www.seekic.com/circuit_diagram/Basic_Circuit/Digital_Circuit/74_Series_digital_circuit_of_74LS257A，74F257_4_bit_2_to_1_data_selector（tristate，in_phase）.html

Print this Page | Comments | Reading(3)