• Part: D78320L
  • Description: UPD78320L
  • Manufacturer: NEC
  • Size: 575.67 KB
D78320L Datasheet (PDF) Download
NEC
D78320L

Description

The µPD78322 is a 16-/8-bit single-chip microcontroller that incorporates a high-performance 16-bit CPU.

Key Features

  • Internal 16-bit architecture and external 8-bit data bus
  • High-speed processing by pipeline control and instruction prefetch
  • Minimum instruction execution time: 250 ns (with 16 MHz external clock in operation)
  • Multiplication/division instruction (16 bits × 16 bits, 32 bits ÷ 16 bits)
  • String instruction, etc
  • On-chip high-function interrupt controller
  • 3-level priority specifiable
  • 3-type interrupt servicing mode selectable (Vectored interrupt function, context switching function, and macro service function)
  • Variety of peripheral hardware
  • Realtime pulse unit

Applications

  • Motor control devices Unless there are any particular notices, the µPD78322 is described as the representative model in this document