C8051F042R Integrated Circuits (ICs)

Program Memory Type:	FLASH
Base Part Number:	C8051F04
Supplier Device Package:	100-TQFP (14x14)
Package / Case:	100-TQFP
Operating Temperature:	-40°C ~ 85°C (TA)
Oscillator Type:	Internal
Data Converters:	A/D 8x8b, 13x10b; D/A 2x10b, 2x12b
Voltage - Supply (Vcc/Vdd):	2.7 V ~ 3.6 V
RAM Size:	4.25K x 8
EEPROM Size:	--
Series:	C8051F04x
Program Memory Size:	64KB (64K x 8)
Number of I/O:	64
Peripherals:	Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
Connectivity:	CANbus, EBI/EMI, SMBus (2-Wire/I²C), SPI, UART/USART
Speed:	25MHz
Core Size:	8-Bit
Core Processor:	8051
Part Status:	Obsolete
Packaging:	Tape & Reel (TR)

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C8051F042R is an 8-bit microcontroller specifically designed by Silicon Laboratories as a simple yet advanced solution for embedded applications. This microcontroller features an integrated on-chip static RAM, Flash program memory, 4-way crossbar switch, and wide on chip resources. Additionally, it is power-efficient with a low standby current. The C8051F042R is ideal for applications such as motor control, metering and instrumentation, automotive, digital signal processing, communications systems, and industrial automation. This device is being used in many industries to process and monitor data, provide efficient and accurate control, and deliver optimum performance.The C8051F042R is based on a projected capacity of 8-bit microcontrollers and it has several internal peripherals such as:Serial Peripheral Interface (SPI) I2C busReal-time clock (RTC)Up to 8-channel 8-bit successive approximation A/D converterUp to 6 PWM outputsRegarding its working principle, the C8051F042R performs its tasks in two steps. First, it executes the instructions it stores in its internal memory which are usually given by the programmer. Next, it acts on the data by either transferring it to the internal RAM or peripheral interface to be used in other tasks or by controlling the output pins.The C8051F042R operates at a maximum frequency of 40 MHz ensuring a fast connection to the system bus. Furthermore, the on-chip 4-way crossbar switch routes the pins for maximum external access to the microcontroller and simplicity in board layout. The on-chip Flash program memory and on-chip RAM are used for both storing user programs and data respectively. An integrated periphral power control clock scales down the CPU clock whenever it is not in use, helping reduce power consumption.The C8051F042R is an example of a powerful yet low cost solution for embedded applications. It offers on-chip memory, integrated peripherals, and powerful processing capabilities. This microcontroller is designed to improve system performance and efficiency while reducing power dissipation.

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