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HD404448 Datasheet (hd4074448 / Hd4074449) Microcontroller

Manufacturer: Hitachi Semiconductor (now Renesas)

Overview: HD404449 Series.

This datasheet includes multiple variants, all published together in a single manufacturer document.

General Description

The HD404449 Series is a HMCS400-series microcomputer designed to increase program productivity with large-capacity memory.

Each microcomputer has four timers, two serial interfaces, A/D converter, input capture circuit, 32-kHz oscillator for clock, and four low-power dissipation modes.

The HD404449 Series includes three chips: the HD404448 with 8-kword ROM;

Key Features

  • 8,192-word × 10-bit ROM (HD404448) 16,384-word × 10-bit ROM (HD404449 and HD4074449).
  • 1,152-digit × 4-bit RAM.
  • 64 I/O pins, including 10 high-current pins (15 mA, max).
  • Four timer/counters.
  • Eight-bit input capture circuit.
  • Three timer outputs (including two PWM outputs).
  • Two event counter inputs (including one double-edge function).
  • Two clock-synchronous 8-bit serial interfaces.
  • A/D converter (4-channel × 8-bit).

HD404448 Distributor

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