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    MC705P6ACDWE this integrated circuit is available in factory sealed anti static packs. at Please read product page below detail information. including MC705P6ACDWE price, data-sheet, in-stock availability, technical difficulties. Also. Quickly Enter the access of compare listing to find out replaceable electronic parts. If you want to retrieve comprehensive data for MC705P6ACDWE to optimize the supply chain (including cross references, life-cycle, parametric, counterfeit risk, obsolescence managements forecasts), please contact to our Tech-supports team.

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    MC705P6ACDWE informationMC705P6ACDWE information


    MC705P6ACDWE Typical application Circuitry


    The MC705P6ACDWE is a member of the 8-bit microcontroller (MCU) family produced by NXP Semiconductor, a company formerly known as Motorola. This microcontroller provides cost-effective solutions for control applications.

    Key features of MC705P6ACDWE:

    1. CPU Core: The microcontroller uses a M68HC05 CPU core, which is a powerful 8-bit data handling processor.

    2. Memory: The MCU is equipped with 4.5 KB of Flash EEPROM and 176 bytes of RAM for data storage.

    3. Timers and Counters: The MCU has a timer system module, consisting of an 8-bit counter and a 16-bit timer.

    4. Communication: The chip also incorporates a serial communication interface (SCI) to facilitate serial data transfer.

    5. Operating Voltage and Frequency: The MC705P6ACDWE operates at a voltage of 3.3V and has a frequency of 2.1 MHz.

    Applications of MC705P6ACDWE microcontrollers include automotive systems, security systems, climate control systems, and various other embedded systems requiring cost-effective control.

    Let's take an example of a simple climate control system to describe the use of MC705P6ACDWE:

    1. Power Supply (VDD - Pin 1, VSS - Pin 20): These pins are the power supply pins, where VDD is connected to the 3.3V supply, and VSS is connected to ground.

    2. Sensor Input (PA0-PA7 - Pins 2 to 9): Temperature and humidity sensors in the climate control system could be interfaced through these digital input pins.

    3. Control Output (PB0-PB7 - Pins 11 to 18): These pins can be used to control actuators like fans, heaters, or coolers based on the inputs from the sensors.

    4. System Clock (EXTAL - Pin 19, XTAL - Pin 10): An external clock source can be connected between these two pins to supply the clock signal to the microcontroller.

    5. Communication (SCI - Pin 10): The serial communication interface can be used to communicate with other devices or for debugging purposes.

    During the design of circuits using the MC705P6ACDWE, several considerations are necessary:

    - Power Supply: A stable 3.3V power supply is required for the chip to function properly.

    - Clock Source: An accurate and stable clock source is crucial for the timing operations of the microcontroller.

    - Protection Circuits: It's essential to incorporate protection circuits to safeguard the MCU from potential hazards like overvoltage, undervoltage, and reverse voltage situations.

    - Decoupling Capacitors: They must be placed near the power supply pins to filter out any high-frequency noise in the power supply lines.

    For complete technical details, the MC705P6ACDWE datasheet and application notes should be referred to.


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    (1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

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