


Microchip Technology
AT91M55800A-33CJ-999
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AT91M55800A-33CJ-999 Description
The AT91M55800A-33CJ-999 is a microcontroller unit (MCU) manufactured by Microchip Technology. It is part of the AT91M55000 series of ARM7-based microcontrollers, which are designed for a wide range of embedded applications.
Description:
The AT91M55800A-33CJ-999 is a high-performance MCU that features an ARM7TDMI core with a clock speed of up to 33 MHz. It is available in a 144-pin LQFP package. The device includes 512 KB of on-chip SRAM, 8 KB of on-chip ROM, and a variety of peripheral interfaces, including USB, Ethernet, and serial communication interfaces.
Features:
- ARM7TDMI core with clock speeds up to 33 MHz
- 512 KB on-chip SRAM
- 8 KB on-chip ROM
- USB interface
- Ethernet interface
- Serial communication interfaces (UART, USART)
- Advanced interrupt controller
- Watchdog timer
- Real-time clock (RTC)
- Power management features
- JTAG interface for debugging and programming
Applications:
The AT91M55800A-33CJ-999 is suitable for a wide range of embedded applications, including:
- Industrial control systems
- Medical devices
- Networking equipment
- Consumer electronics
- Automotive systems
- IoT devices
In summary, the AT91M55800A-33CJ-999 is a versatile and high-performance MCU that offers a range of features and interfaces, making it suitable for a wide range of embedded applications.



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