W79L548A25PL

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W79L54A8A25PL Application Field and Working Principle

The W79L54A8A25PL is a cost-efficient embedded microcontroller (MCU) for digital signal processing (DSP) applications. It is based on a RISC-architecture MCU core with 32-bit instruction set and many peripheral blocks including a 16-bit timer, a PWM module, an 8-bit basic timer, a real-time clock, 8-channel 10-bit analog-to-digital converter, a 12-bit digital-to-analog converter, 16-bit watchdog timer, and a power-on reset. Its on-chip internal voltage regulator, 40 MHz operating frequency, and low-power operation make the W79L54A8A25PL an attractive choice for cost-sensitive DSP applications.

Application Field

The W79L54A8A25PL is suitable for applications that require high-performance, low-power, and cost-effective solutions. It is mainly used in automotive systems such as car stereo, electronic tachometers, electronic throttle control, engine control, tire pressure monitoring systems, and powertrain applications. It is also suitable for industrial applications such as drives, PLCs, industrial scales, inverters, HVAC systems, safety control systems, and remote telecommunication.

Working Principle

The W79L54A8A25PL MCU is based on a 32-bit RISC architecture, featuring a compression engine and integrated peripherals. The MCU works with a 40 MHz clock frequency and is designed to minimise power consumption. This integrated MCU also reduces external components and simplifies the board design and system integration. The on-chip voltage regulator maintains the supply voltage during transients, minimising power consumption during normal operation. The WTWDT is a hardware-backed watchdog timer which provides an additional layer of security.

The W79L54A8A25PL features 8-channel 10-bit analog-to-digital conversion (ADC) for sampling and converting analog signals, a 12-bit digital-to-analog converter (DAC) for converting digital signals to analog output, 16-bit timer for precise timing, one 8-bit basic timer, and a real-time clock (RTC) for precise timekeeping. It also features I/O ports for external communications. The W79L54A8A25PL MCU also provides a Pulse Width Modulation (PWM) module and software-controlled SPI/SD card interface.

Conclusion

The W79L54A8A25PL is an embedded microcontroller suitable for cost-sensitive DSP applications. It is based on a 32-bit RISC core and many integrated peripherals. This MCU offers low-power and high-performance solutions with its 40 MHz clock frequency, voltage regulator, 16-bit timer and PWM module, 8-channel 10-bit ADC, 12-bit DAC, and real-time clock. It is suitable for automotive systems and industrial applications that require efficient and cost-saving solutions.

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