MC705C8ACPE - NXP USA Inc.

Manufacturer Part Number

MC705C8ACPE

Manufacturer

NXP Semiconductors

Introduction

The MC705C8ACPE is a robust 8-bit microcontroller from NXP's HC05 series.

Product Features and Performance

8-bit HC05 Core Processor

1MHz clock speed

Serial Communication Interface (SCI) and Serial Peripheral Interface (SPI)

Power-On Reset (POR) and Watchdog Timer (WDT) for system reliability

24 digital input/output pins for interfacing with external components

8KB OTP (One-Time Programmable) memory for program storage

304 x 8-bit RAM for data processing

Product Advantages

OTP memory enables security and protection of the code

A wide variety of I/O options for flexible connectivity

Integrated WDT to prevent system hang-ups

Key Technical Parameters

Core Processor: HC05

Core Size: 8-Bit

Speed: 2.1MHz

Connectivity: SCI, SPI

Number of I/O: 24

Program Memory Size: 8KB (8K x 8)

RAM Size: 304 x 8

Voltage - Supply (Vcc/Vdd): 3V ~ 5.5V

Oscillator Type: Internal

Operating Temperature: -40°C ~ 85°C (TA)

Quality and Safety Features

Watchdog Timer (WDT) for system integrity checking

Power-On Reset (POR) circuit for reliable startup

Compatibility

Through Hole mounting compatible with standard 40-DIP packages

Application Areas

Can be deployed in automotive, industrial, and consumer electronics applications

Product Lifecycle

Obsolete - No longer manufactured or stocked, therefore consider alternatives

No direct replacements or upgrades available

Several Key Reasons to Choose This Product

Proven HC05 architecture for reliable performance

Extended operating temperature range suitable for harsh environments

High I/O pin count for improved interfacing

On-chip peripherals improve system integration

Good for legacy systems that require 8-bit microcontroller compatibility