MM908E624AYEW

MM908E624AYEW Application Field and Working Principle

The MM908E624AYEW is an integrated 8-bit microcontroller which belongs to Freescale Semiconductor’s DSC family. This microcontroller is ideal for embedded control applications, including motor control, lighting control and power monitoring. Its features include the built-in 8x8 multiplier and 32-bit MAC (Multiple Accumulators) for 16/32-bit arithmetic operations, a variety of timer/capture/compare operations, a serial communication interface supporting communication rates up to 5 Mbps, and up to 512Kbytes of full-speed on-chip Flash.

The MM908E624AYEW belongs to the 8-bit segment of Freescale\'s Motor Control and Digital Signal Controllers (MCUs/DSCs) portfolio. It enables the creation of motor control, lighting control and power and energy applications. The MM908E624AYEW is most suited for applications that require high-speed computing performance and a wide power range.

Architecture

The MM908E624AYEW is based on the Freescale Semiconductor S08 core. The S08 core is a powerful 8-bit CPU that delivers high performance and power efficiency. It offers up to 16 MIPS of processing power at 16MHz, with minimal power consumption. The MM908E624AYEW also includes up to 512Kbytes of full-speed on-chip Flash to store code and data, up to 8Kbytes of RAM for fast data access, an 8x8 multiplier for 16/32-bit arithmetic operations, and several other resources for data processing and communication.

Peripherals and Connectivity

The MM908E624AYEW features a wide range of peripherals and connectivity options, designed to meet the needs of motor control, lighting control, and power and energy applications. The MCU is equipped with several high-speed timer/capture/compare units and two serial communication channels. It is also able to communicate with external elements using Inter-Integrated Circuit (I2C) and Universal Asynchronous Receiver/Transmitter (UART) buses, multiplexed digital inputs/outputs, and a single-wire debug interface.

The MM908E624AYEW can interface with up to eight external sensors and other external devices. It offers a variety of serial communication options, including the industry-standard Serial Peripheral Interface (SPI), UART, and I2C buses that can be clocked up to 5 Mbps. In addition, the MCU includes six 10-bit Analog-to-Digital Converters, three Analog Comparators, and one resettable Real Time Clock (RTC).

Power Supply

The MM908E624AYEW supports a wide range of power supply options, from 3.3 V to 5.5 V. This microcontroller can operate over an operating temperature range of -40°C to +85°C and is built using 0.35µm CMOS technology.

Working Principle

The MM908E624AYEW enables the implementation of a variety of applications. It facilitates the translation of data and instructions into physical motions such as motor control, lighting control and power monitoring. In motor control applications, the MM908E624AYEW is used to measure and monitor the motor’s speed, position and/or accelerations. It then uses this data to generate the desired outputs and control the motor’s speed and direction. Similarly, the MM908E624AYEW can be used to measure and monitor the input from external sensors in order to adjust the brightness and power of lighting systems.

In both cases, the MM908E624AYEW’s built-in 32-bit MAC and 8x8 multiplier enable high-speed arithmetic operations and precise motion control. Furthermore, the MM908E624AYEW provides a wide range of communication interfaces to enable the integration of external sensors and devices.

Conclusion

The MM908E624AYEW is a powerful integrated 8-bit microcontroller from Freescale Semiconductor’s DSC family. It features a high-speed CPU core, a wide range of peripherals and interactions, and a variety of communication interfaces. The MM908E624AYEW is most commonly used in applications such as motor control, lighting control and power monitoring due to its high-speed computing performance and wide power range.