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AT89C55WD Series 8-bit Microcontrollers - MCU

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Series = AT89C55WD

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Select	Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (IDR) Filter the results in the table by unit price based on your quantity.	Qty.	RoHS	ECAD Model	Core	Program Memory Size	Data RAM Size	Package/Case	Maximum Clock Frequency	ADC Resolution	Number of I/Os	Supply Voltage - Min	Supply Voltage - Max	Mounting Style	Data Bus Width	Minimum Operating Temperature	Maximum Operating Temperature	Series	Packaging
	8-bit Microcontrollers - MCU 8Bit MCU Low Power AT89C55WD-24AUR Microchip Technology 1: Rp63.661 259In Stock	Mfr. Part No. AT89C55WD-24AUR Mouser Part No 556-AT89C55WD-24AUR	Microchip Technology	8-bit Microcontrollers - MCU 8Bit MCU Low Power	Datasheet	259In Stock	Cut Tape Rp63.661 Rp58.340 Rp57.240 Reel Rp57.240 Quote Quote	Min.: 1 Mult.: 1 : 2.000			8051	20 kB	256 B	TQFP-44	24 MHz	No ADC	32 I/O	4 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	AT89C55WD	Reel, Cut Tape
	8-bit Microcontrollers - MCU 24MHZ, PLCC, IND TEMP, GREEN, 5V AT89C55WD-24JU Microchip Technology 1: Rp85.492 372In Stock	Mfr. Part No. AT89C55WD-24JU Mouser Part No 556-AT89C55WD-24JU	Microchip Technology	8-bit Microcontrollers - MCU 24MHZ, PLCC, IND TEMP, GREEN, 5V	Datasheet	372In Stock	Rp85.492 Rp78.704 Rp77.787	Min.: 1 Mult.: 1			8051	20 kB	256 B	PLCC-44	24 MHz	No ADC	32 I/O	4 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	AT89C55WD	Tube
	8-bit Microcontrollers - MCU 20K FLASH - 24MHZ IND TEMP 5V AT89C55WD-24PU Microchip Technology 1: Rp94.482 864In Stock 900Expected 02/10/2026	Mfr. Part No. AT89C55WD-24PU Mouser Part No 556-AT89C55WD-24PU	Microchip Technology	8-bit Microcontrollers - MCU 20K FLASH - 24MHZ IND TEMP 5V	Datasheet	864In Stock 900Expected 02/10/2026	Rp94.482 Rp86.777 Rp85.676	Min.: 1 Mult.: 1			8051	20 kB	256 B	PDIP-40	24 MHz	No ADC	32 I/O	4 V	5.5 V	Through Hole	8 bit	- 40 C	+ 85 C	AT89C55WD	Tube
	8-bit Microcontrollers - MCU 20K FLASH - 24MHZ AT89C55WD-24AU Microchip Technology 1: Rp57.973 313Expected 07/12/2026	Mfr. Part No. AT89C55WD-24AU Mouser Part No 556-A89C55WD-24AU	Microchip Technology	8-bit Microcontrollers - MCU 20K FLASH - 24MHZ	Datasheet	313Expected 07/12/2026	Rp57.973 Rp53.203 Rp51.736	Min.: 1 Mult.: 1			8051	20 kB	256 B	TQFP-44	24 MHz	No ADC	32 I/O	4 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	AT89C55WD	Tray