Allicdata Part #: | XS8805B0BQR-H-ND |
Manufacturer Part#: |
XS8805B0BQR-H |
Price: | $ 0.00 |
Product Category: | Integrated Circuits (ICs) |
Manufacturer: | Microchip Technology |
Short Description: | MCU QFN |
More Detail: | * Microcontroller IC |
DataSheet: | XS8805B0BQR-H Datasheet/PDF |
Quantity: | 1000 |
1 +: | 0.00000 |
Series: | * |
Part Status: | Obsolete |
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XS8805B0BQR-H Application Field and Working Principle
The XS8805B0BQR-H microcontroller is a powerful and versatile product. Its application field spans industries such as automotive, industrial, consumer, medical, communications and home appliance control.
At the heart of this device is an 8-bit RISC microcontroller with an ARM Cortex-M0 processor. The XS8805B0BQR-H microcontroller has a maximum operating frequency of up to 48 MHz. It has embedded flash memory and SRAM for code, data and non-volatile storage, and it supports up to 32-bit registers. The XS8805B0BQR-H also provides additional on-chip memory, up to a maximum of 4 kbytes on-chip RAM, 5 kbytes of ROM, and 4 kbytes of eFuse ROM.
The XS8805B0BQR-H\'s power architecture supports up to 15 independent power supply domains, allowing for power optimization and increased system reliability. This multichannel 8-bit microcontroller also supports up to three 12-bit ADC channels and one 12-bit DAC with a PECL interface. The integrated protection functions of the XS8805B0BQR-H comprise an ESD protection, a non-volatile write protection, and a write protection for SRAM and flash memory.
The XS8805B0BQR-H is equipped with various peripherals to support its comprehensive application areas. The device includes a UART, SPI, I2C and CAN interface, as well as a PWM, two timers and a watchdog timer, an external bus interface and an interrupt controller. In addition, the XS8805B0BQR-H features a sleep-mode wake-up interrupt which can support sleep, idle, deep-sleep and stop modes, enabling low-power features within the device.
Working Principle
The XS8805B0BQR-H microcontroller relies on a modified Harvard architecture which enables it to process instructions and data simultaneously. The XS8805B0BQR-H\'s working principle comprises the fetch and execute cycle, wherein instructions and data are read from memory and carried out as per the command. This cycle is powered by an on-board clock source, and instructions are stored in the microcontroller\'s on-board memory. The fetch and execute cycle succeeds until all instructions have been processed and the program is completed.
The microcontroller also includes a dedicated ALU, or Arithmetic and Logic Unit, to help process the program instructions. The ALU performs basic arithmetic and logic operations such as addition, subtraction and bit-wise operations. Additionally, the microcontroller incorporates internal registers to store intermediate data, a program counter which holds the address of the next instruction to be processed and flags to indicate the results of the instruction execution. All these components work together to carry out the fetch and execute cycle, as long as power is supplied to the microcontroller.
Conclusion
The XS8805B0BQR-H microcontroller is a powerful and feature-rich device, making it suitable for a myriad of applications. Its embedded flash memory, SRAM and on-chip memory provides ample storage for code, data and non-volatile content. Furthermore, the device supports up to 32-bit registers, 15 independent power supply domains, as well as various communication and peripheral interfaces. Finally, the XS8805B0BQR-H\'s reliable fetch and execute cycle, combined with its dedicated ALU and internal registers, help to ensure smooth and efficient program execution.
The specific data is subject to PDF, and the above content is for reference
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