W78E051DPG

Program Memory Size:	4KB (4K x 8)
Package / Case:	44-LCC (J-Lead)
Operating Temperature:	-40°C ~ 85°C (TA)
Oscillator Type:	External
Data Converters:	--
Voltage - Supply (Vcc/Vdd):	2.4 V ~ 5.5 V
RAM Size:	256 x 8
EEPROM Size:	--
Program Memory Type:	FLASH
Series:	W78
Number of I/O:	36
Peripherals:	POR, WDT
Connectivity:	EBI/EMI, UART/USART
Speed:	40MHz
Core Size:	8-Bit
Core Processor:	8052
Part Status:	Not For New Designs
Packaging:	Tube

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Embedded - Microcontrollers

W78E051DPG Application Field and Working Principle

The W78E051DPG is a low-cost 8-bit microcontroller (MCU) product family, produced by Winbond Electronics, widely used in appliances and embedded devices. It is designed to replace the W78E51 family of MCUs by offering greatly enhanced speed and capabilities. The W78E051DPG supports up to 8K of ROM, 256 bytes of RAM, 8 I/O lines, an internal clock engine, an internal oscillator and an external PCB antenna. Although the W78E051DPG offers improved performance compared to the W78E51, its main features remain unchanged.The W78E051DPG is well-suited for a broad range of embedded applications, from low-cost home security products and appliances to sophisticated industrial control systems. The improved speed and capabilities make the W78E051DPG a great choice for applications requiring precision timing such as temperature control, motor control, and auto-regulated event control. Its low-power operation and enhanced power management capabilities also make it ideal for use in battery-powered applications, such as portable smart phone devices.The W78E051DPG\'s main components include 8K of Flash ROM, up to 256 bytes of RAM, an internal clock engine, an internal oscillator, an external PCB antenna, 8 I/O lines, and an 8-bit ADC. The internal Flash provides 8K of program memory as well as a 128K-byte bootloader, allowing for code updates. The Flash memory is divided into four logical pages of each 2K. Main Code acts as the entry point, providing a jump-start to software applications.The W78E051DPG features an internal clock engine, allowing for exact timing control of devices in applications such as temperature and motor control. Also, the internal oscillator provides highly stable clock source, reducing component count and cost. The on-chip oscillator supports a frequency range from 4 MHz to 32 MHz.The on-chip 8-bit Analog-to-Digital Converter (ADC) is extremely sensitive and provides excellent accuracy with 10-bit resolution. This converters are used to read signals from external ports and sensors, which can then be processed by the internal processor.The 8 I/O lines and the external PCB antenna are used for connecting external peripherals, such as sensors, switches, and I/O ports to the unit.The W78E051DPG also offers advanced power management for applications requiring low power consumption. The advanced power management unit is designed to reduce power consumption at various stages, including standby mode, idle mode, powered down mode, and sleep mode.The main features of the W78E051DPG include enhanced speed and performance compared to the legacy W78E51 family, low power operation and cost-effective design, support for 8K of Flash, and an internal oscillator. It is highly suitable for a wide range of applications, including home security products and appliances, industrial control systems, and battery-powered portable devices.

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