DS1643 exact functional replacement, plus socket ALLEN BRADLEY PANELVIEW 550 600

DS1642 exact functional replacement, plus socket

DS1646 exact functional replacement, plus socket

New DS1486-120+ DS1486 RAMified Watchdog Timekeeper x 1pc

IFR COM120B OR COM120A exact functional replacement for DS1286

DALLAS DS1486-120 DS1486 TIMEKEEPER NVRAM SRAM 120ns x 1PC NEW

Exact functional replacement for DS1650Y used in Tektronix Applications

DALLAS DS1486-120 DS1486 TIMEKEEPER NVRAM SRAM 120ns x 2PCS NEW~