HD404458 Datasheet (PDF) Download
Hitachi Semiconductor
HD404458

Description

The HD404459 Series is a member of the 4-bit HMCS400-series microputers with large-capacity memory and architecture providing high program productivity.

Key Features

  • 56 I/O pins, including seven input pins
  • Four timer/counters
  • 1-channel × 8-bit input capture circuit
  • Three timer outputs (including two PWM outputs)
  • Two event counter inputs (including one double-edge function)
  • 8-bit clock-synchronous serial interface
  • Eight wakeup inputs
  • Ten interrupt sources  Five by external sources, including two double-edge function  Five by internal sources
  • Subroutine stack up to 16 levels, including interrupts
  • Four low-power dissipation modes (transition time shortened)  Stop mode  Standby mode  Watch mode  Subactive mode (optional)