AT91FR4042-CI

Program Memory Type:	FLASH
Base Part Number:	AT91FR4042
Supplier Device Package:	121-BGA (10x10)
Package / Case:	121-TFBGA
Operating Temperature:	-40°C ~ 85°C (TA)
Oscillator Type:	External
Data Converters:	--
Voltage - Supply (Vcc/Vdd):	1.65 V ~ 1.95 V
RAM Size:	256K x 8
EEPROM Size:	--
Series:	AT91
Program Memory Size:	512KB (256K x 16)
Number of I/O:	32
Peripherals:	WDT
Connectivity:	EBI/EMI, UART/USART
Speed:	75MHz
Core Size:	16/32-Bit
Core Processor:	ARM7®
Part Status:	Obsolete
Packaging:	Tray

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<p>The AT91FR4042-CI is a powerful single-chip microcontroller designed and manufactured by Atmel Corporation. It is based on the ARM7EJ-S core and is ideal for a wide range of embedded applications ranging from consumer electronics to medical devices. The AT91FR4042-CI features an integrated memory controller, high-speed digital signal processors (DSPs), and a wide range of I/O interfaces.</p><p>The AT91FR4042-CI is built on Atmel\'s advanced 32-bit architecture and is capable of executing up to 45 million instructions per second. It is powered by a 32-bit RISC processor and offers comprehensive instruction sets for high-performance computing and data manipulation. Additionally, its flexible I/O options provide customers with support for both digital and analog input/output, as well as external memory interface solutions. The AT91FR4042-CI can be used in a wide array of applications, including automotive, consumer electronics, consumer healthcare, and industrial control applications.</p><p>The AT91FR4042-CI has two different kinds of memory: flash and random access memory (RAM). The flash memory provides non-volatile storage, while RAM is used as a fast memory area for program execution. The flash memory is divided into several memory blocks, each devoted to different code, data, and instructions. The RAM is divided into several memory banks and provides faster access times, allowing for quicker execution of programs and data.</p><p>The AT91FR4042-CI includes a wide range of I/O interfaces. These include a USB port, a serial peripheral interface (SPI) port, various communication protocols (UART, CAN, Ethernet, and Bluetooth), as well as analog-to-digital converters and external memory interfaces (ICE and JTAG). The USB port provides a bi-directional connection between the microcontroller and a computer, while the SPI port is used to program and debug the microcontroller. The external memory interfaces provide access to external memories, such as external flash or external RAM.</p><p>The AT91FR4042-CI has a wide range of application fields. It is used in automotive, consumer electronics, consumer healthcare, instrumentation, industrial control, and datalogging applications. In automotive applications, it is used for automotive infotainment systems, body control systems, engine control units, and navigation systems. In consumer electronics, it is used for digital security, set-top boxes, digital multimedia players, and digital signage. In consumer healthcare, it is used for medical devices, such as insulin pumps, cardiac pacemakers, and blood pressure monitors. In industrial control, it is used for industrial machinery, such as robotics and CNC (Computer Numerically Controlled) machines. And in datalogging applications, it is used for data acquisition, data logging, and computing systems.</p><p>The AT91FR4042-CI has a simple working principle. It is a processor-based microcontroller, with a CPU and RAM on the same chip. The CPU acts as the central processing unit, with instructions stored in the RAM. It processes instructions and data, while the RAM stores the instructions and data. Data is transferred between the CPU and RAM through the memory controller, which provides access to both internal and external memories. The I/O interfaces are used to provide input/output operations, while the USB port provides connection to a computer.</p>

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