DUAL 4-INPUT NOR GATES WITH STROBE 16-DIP https://www.alldatasheet.com/datasheet-pdf/pdf/27391/TI/SN7423N.html..

SEVEN SEGMENT DECODER/DRIVER, TTL/H/L SERIES, INVERTED OUTPUT, TTL, PDIP-16https://www.alldatasheet.com/datasheet-pdf/pdf/27400/TI/SN74247N.html..

IC GATE NOR 2CH 4-INP 14-DIPhttp://www.ti.com/lit/ds/symlink/sn7425.pdf..

Logic Circuit, Quad 2-Input NAND, STD-TTL, 14-DIPhttps://www.alldatasheet.com/datasheet-pdf/pdf/27396/TI/SN7426N.html..

Latch, Quad, 1 Bit, 16-DIPhttps://www.alldatasheet.com/datasheet-pdf/pdf/27400/TI/SN74279N.html..

Logic Circuit, 3 3-Input NOR, STD-TTL, 14-DIPhttps://www.alldatasheet.com/datasheet-pdf/pdf/27397/TI/SN7427N.html..

Logic Circuit, Quad 2-Input NOR, STD-TTL, 14-DIPhttps://www.alldatasheet.com/datasheet-pdf/pdf/27401/TI/SN7428N.html..

IC GATE OR 4CH 2-INP 14DIP..

Logic Circuit, Quad 2-Input NAND, STD-TTL, 14-DIPhttps://www.alldatasheet.com/datasheet-pdf/pdf/27413/TI/SN7437N.html..

IC GATE NAND 4CH 2-INP 14-DIPhttp://www.ti.com/lit/ds/symlink/sn74ls38.pdf..

Counter, Up/Down, 4 Bit Binary, 14-DIPhttps://www.ti.com/lit/ds/sdls107/sdls107.pdf..

4-LINE TO 10-LINE DECODERS 16-DIPhttps://html.alldatasheet.com/html-pdf/126650/TI/SN7444A/24/1/SN7444A.html..

Decoder/Driver Single 4-to-7 16-DIPhttps://html.alldatasheet.com/html-pdf/27418/TI/SN7447A/21/1/SN7447A.html..

BCD-TO-SEVEN-SEGMENT DECODERS/DRIVERS 16-DIPhttps://www.alldatasheet.com/datasheet-pdf/pdf/27430/TI/SN7448N.html..

Logic Circuit, 2 2/2-IN AND-NOR, STD-TTL, 14-DIPhttps://www.alldatasheet.com/datasheet-pdf/pdf/27422/TI/SN7451N.html..