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HI-8785 - (HI-8783 - HI-8785) 8 bit parallel data converted to 429 & 561 serial data out
HI-8686 - (HI-8685 / HI-8686) ARINC INTERFACE DEVICE ARINC 429 & 561 SERIAL DATA TO 16-BIT PARALLEL DATA
SL74HC595 - 8-Bit Serial-Input/Serial or Parallel-Output Shift Register with Latched 3-State Outputs
IDT72115 - CMOS PARALLEL-TO-SERIAL FIFO 256 x 16/ 512 x 16/ 1024 x 16