DS9643 Description
The DS9643 is a dual positive logic ‘‘AND’’ TTL-to-MOS driver The DS9643 is a functional replacement for the SN75322 with one important exception the two external PNP transistors are no longer needed for operation The DS9643 is also a functional replacement for the 75363 with the important exception that the VCC3 supply is not needed The lead connections normally used for the external PNP transistors are purposely...