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Part Number

UM8254

Manufacturer UMC
Short Description Programmable Interval Timer
Long Description

Datasheet : UM8254



  • UM821 uP Reset Circuits
  • UM822 uP Reset Circuits
  • UM8237A Programmable DMA Controller
  • UM8237A-4 Programmable DMA Controller
  • UM8237A-5 Programmable DMA Controller
  • UM8237AE-5 CMOS CLOCK GENERATOR & DRIVER
  • UM82450 Asynchronous Communication Element
  • UM8250 Asynchronous Communication Element
  • UM8250B Asynchronous Communication Element
  • UM8253 Programmable Interval Timer
  • UM8253-5 Programmable Interval Timer
  • UM8254 Programmable Interval Timer
  • UM8259A Programmable Interrupt Controller
  • UM8259A-2 PROGRAMMABLE INTERRUPT CONTROLLER
  • UM8272A Floppy Disk Controller
  • UM8272A-4 Floppy Disk Controller
  • UM82C01 Capacitance Keyboard Encoder
  • UM82C088 PC/XT INTEGRATION CHIP
  • UM82C11 Printer Adapter Interface
  • UM82C11-C Printer Adapter Interface
  • UM82C206 Integrated Peripheral Controller
  • UM82C232 DATA BUFFER
  • UM82C284 Clock Generator and Ready Interface
  • UM82C288 Bus Controller
  • UM82C450 ASYNCHRONOUS COMMUNICATION ELEMENT
  • UM82C451 PARALLEL/ASYNCHRONOUS COMMUNICATION ELEMENT
  • UM82C452 SINGLE CHIP MULTI - I/O
  • UM82C54 CMOS PROGRAMMABLE INTERVAL TIMER
  • UM82C54-2 CMOS PROGRAMMABLE INTERVAL TIMER
  • UM82C55A CMOS PROGRMMABLE PERIPHERAL INTERFACE
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