Ef staðsetning þín er ekki skráð skaltu velja eitt af eftirfarandi:
ON Semiconductor
IC FULL ADDER 4BIT P/N 16-DIP.
IC ADDER/SUBTR DUAL 2BIT 16-DIP.
IC RECEIVER/DRVR DIFF ECL 8-DFN.
Microchip Technology
IC RCVR HS DIFF 5V/3.3V 8-MSOP.