RCA CDP1854D qty 1 Cerdip Gold Leads 40 Pin IC New From Static Tube.

NSC858D-4I 28-Pin Universal Asynchronous Transmitter Receiver IC

NOS - INTERSIL IM6402IPL - UART 40 PIN DIP - Stored in ESD safe tube since 1980s

GENERAL NSTRUMENT AY-5 1013, UART, VINTAGE, 40 PIN CERAMIC...USED

Western Digital TR1602A-00 Serial UART IC

UM8250B Asynchronous Communication Element (ACE); dip-40; UMC [1pcs]

X1 Pc WD8250PL-00 40-PIN DIP Vintage 1984. Asynchronous Communications Element

CH330N CH340N USB serial bridge IC UART SOP8 CH340G alternative UK SELLER