W79E4051RARG

Nuvoton Technology Corporation

IC MCU 8BIT 4KB FLASH 20SSOP

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Nuvoton Technology Corporation

IC MCU 8BIT 4KB FLASH 20SSOP

Technical Specifications

Parameters and characteristics commom to parts in this series

Specification	W79E4051RARG	W79E4051 Series

Connectivity	UART/USART	UART/USART
Core Processor	8051	8051
Core Size	8-Bit	8-Bit
EEPROM Size	128 x 8	128 x 8
Mounting Type	Surface Mount	Surface Mount
Number of I/O	17	17
Operating Temperature [Max]	85 °C	85 °C
Operating Temperature [Min]	-40 °C	-40 °C
Oscillator Type	Internal	Internal
Package / Case	20-SSOP	20-SSOP
Peripherals	Brown-out Detect/Reset, LED, WDT, PWM, LVD, POR	Brown-out Detect/Reset, LED, WDT, PWM, LVD, POR
Program Memory Size	4 KB	4 KB
Program Memory Type	FLASH	FLASH
RAM Size	256 x 8	256 x 8
Speed	24 MHz	24 MHz
Voltage - Supply (Vcc/Vdd) [Max]	5.5 V	5.5 V
Voltage - Supply (Vcc/Vdd) [Min]	2.4 V	2.4 V

IC MCU 8BIT 4KB FLASH 20SSOP

Part	EEPROM Size	Number of I/O	Core Processor	RAM Size	Speed	Peripherals	Mounting Type	Core Size	Connectivity	Oscillator Type	Voltage - Supply (Vcc/Vdd) [Min]	Voltage - Supply (Vcc/Vdd) [Max]	Package / Case	Program Memory Type	Operating Temperature [Max]	Operating Temperature [Min]	Program Memory Size
Nuvoton Technology Corporation W79E4051RARG	128 x 8	17	8051	256 x 8	24 MHz	Brown-out Detect/Reset, LED, LVD, POR, PWM, WDT	Surface Mount	8-Bit	UART/USART	Internal	2.4 V	5.5 V	20-SSOP	FLASH	85 °C	-40 °C	4 KB
Nuvoton Technology Corporation W79E4051ARG	128 x 8	17	8051	256 x 8	24 MHz	Brown-out Detect/Reset, LED, LVD, POR, PWM, WDT	Surface Mount	8-Bit	UART/USART	Internal	2.4 V	5.5 V	20-SSOP	FLASH	85 °C	-40 °C	4 KB

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General part information

8051 W79 Microcontroller IC 8-Bit 24MHz 4KB (4K x 8) FLASH

Technical documentation and resources