SYNCHRONOUS DECADE RATE MULTIPLIERS 16-DIP https://pdf1.alldatasheet.com/datasheet-pdf/view/109192/TI/SN74167N.html..

D FLIP-FLOP, 4-BIT, TTL 16-DIP https://www.ti.com/lit/ds/sdls067a/sdls067a.pdf..

D FLIP-FLOP, 4-BIT, TTL 16-DIP https://www.alldatasheet.com/datasheet-pdf/pdf/192115/TI/SN74174N.html..

35-MHz PRESETTABLE DECADE AND BINARY COUNTERS/LATCHES 14-DIP https://www.alldatasheet.com/datasheet-pdf/pdf/27384/TI/SN74176N.html..

Counter, Up/Down, 4 Bit Binary, 16-DIP https://www.alldatasheet.com/datasheet-pdf/pdf/85759/TI/SN74193N.html..

DECADE COUNTER, ASYNCHRONOUS 14-DIP https://www.alldatasheet.com/datasheet-pdf/pdf/27401/TI/SN74196N.html..

NAND GATE, 4-INPUT, TTL, PDIP14https://www.alldatasheet.com/datasheet-pdf/pdf/27395/TI/SN7420N.html..

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..

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..