Digikey # 74 series Description Quantity 800-2470-5-ND IC MEM FIFO 512X9 50NS 28DIP 2 AT28C64B-15PU-ND IC EEPROM 64KBIT 150NS 28DIP 2 AT28C256-15PU-ND IC EEPROM 256KBIT 150NS 28DIP 2 428-2158-5-ND IC SRAM 256KBIT 15NS 28DIP 2 1450-1027-ND IC SRAM 4MBIT 55NS 32DIP 2 296-4363-5-ND 7411 IC GATE AND 3CH 3-INP 14-DIP 5 296-4647-5-ND 7408 IC GATE AND 4CH 2-INP 14-DIP 5 296-4643-5-ND 7404 IC HEX INVERTER 14-DIP 5 296-4674-5-ND 7414 IC HEX SCHMITT-TRIG INV 14-DIP 5 296-32802-5-ND 7430 IC GATE NAND 1CH 8-INP 14-DIP 5 296-4348-5-ND 7400 IC GATE NAND 4CH 2-INP 14-DIP 5 296-33657-5-ND 7410 IC GATE NAND 3CH 3-INP 14-DIP 5 296-1634-5-ND 7410 IC GATE NAND 3CH 3-INP 14-DIP 3 296-4638-5-ND 7402 IC GATE NOR 4CH 2-INP 14-DIP 5 296-41545-5-ND 7427 IC GATE NOR 3CH 3-INP 14-DIP 5 296-4732-5-ND 7432 IC GATE OR 4CH 2-INP 14-DIP 5 296-4777-5-ND 7486 IC GATE XOR 4CH 2-INP 14-DIP 5 296-3693-5-ND 7430 IC GATE NAND 1CH 8-INP 14-DIP 2 296-34006-5-ND 7451 IC 2-IN AND-OR-INV GATE 14-DIP 3 296-14810-5-ND 74163 IC SYNC 4BIT BINRY COUNTR 16-DIP 2 296-1649-5-ND 74193 IC 4-BIT UP/DOWN COUNTER 16-DIP 4 296-26516-5-ND 74390 IC 4BIT DECADE/BIN COUNT 16-DIP 1 296-1558-5-ND 7474 IC D-TYPE POS TRG DUAL 14DIP 5 296-8397-5-ND 74157 IC QUAD 2-TO-1 SEL/MUX 16-DIP 5 296-3552-5-ND 74138 IC 3-8 LINE DEC/DEMUX 16-DIP 5 296-1639-5-ND 74138 IC 3-8 LINE DECODER/DEMUX 16-DIP 3 296-2139-5-ND 74151 IC 8-IN MUX HS CMOS 16-DIP 3 296-2099-5-ND 74166 IC 8-BIT PAR/SER SHIFT REG 16DIP 2 296-33890-5-ND 74109 IC JK TYPE POS TRG DUAL 16DIP 2 296-33690-5-ND 74174 IC D-TYPE POS TRG SNGL 16DIP 4 296-4038-5-ND 74574 IC D-TYPE POS TRG SNGL 20DIP 4 296-2137-5-ND 7485 IC COMPARATOR MAGNITUDE 4B 16DIP 3 296-4659-5-ND 74126 IC BUS BUFFER TRI-ST QD 14DIP 5 296-3651-5-ND 74148 IC 8--3 PRIORITY ENCOD 16-DIP 3