The MC68HC705L5FUE is a highly integrated microcontroller unit (MCU) developed by Motorola Inc. As part of the HC705 family, it is specifically designed for low-power and cost-effective applications in the embedded systems market. This MCU incorporates several features that make it suitable for a wide range of automotive, industrial control, and consumer electronics applications.
One of the key features of the MC68HC705L5FUE is its 8-bit central processing unit (CPU) based on the industry-standard HC05 architecture. This CPU operates at a clock frequency of up to 4 MHz, providing sufficient processing power for various tasks. The MCU includes 12 KB of on-chip electrically erasable programmable read-only memory (EEPROM) for storing the program code.
The MC68HC705L5FUE offers a comprehensive set of peripherals and input/output (I/O) capabilities. It includes 32 general-purpose input/output pins that can be used to interface with external devices such as sensors, displays, or memory modules. Additionally, the MCU features an 8-channel analog-to-digital converter (ADC), enabling precise analog signal acquisition for measurement or control purposes.
To facilitate communication with other devices, the MC68HC705L5FUE integrates a serial communication interface (SCI) module. This module supports both asynchronous and synchronous serial data exchange at various baud rates, making it suitable for applications requiring reliable data transmission.
The MCU incorporates a robust timer and counter unit, allowing accurate timing measurements and generating precise time delays. Furthermore, it includes a pulse-width modulation (PWM) module that facilitates the generation of analog-like waveforms, enabling control of motors, actuators, or audio signals.
The MC68HC705L5FUE features a real-time clock (RTC) module with a built-in crystal oscillator, enabling accurate timekeeping and event scheduling. This feature is particularly beneficial in applications that require time-based operations or scheduling.
To ensure data security, the MC68HC705L5FUE provides on-chip hardware security features like a watchdog timer and clock security system. These enhance system reliability and protect against unexpected malfunctions.
In terms of package options, the MC68HC705L5FUE is available in a compact 20-pin dual in-line package (DIP) or a surface mount package (SMD), making it suitable for space-constrained integrated circuits design.
Overall, the MC68HC705L5FUE is a versatile and feature-rich microcontroller component with integrated peripherals, efficient processing capabilities, and secure operations. Its flexibility and reliability make it a suitable choice for a wide range of low-power embedded applications.
