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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 (CAD) 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: $5.00 259In Stock	Mfr. Part # AT89C55WD-24AUR Mouser Part # 556-AT89C55WD-24AUR	Microchip Technology	8-bit Microcontrollers - MCU 8Bit MCU Low Power	Datasheet	259In Stock	Cut Tape $5.00 $4.58 $4.49 Reel $4.49 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: $6.71 372In Stock	Mfr. Part # AT89C55WD-24JU Mouser Part # 556-AT89C55WD-24JU	Microchip Technology	8-bit Microcontrollers - MCU 24MHZ, PLCC, IND TEMP, GREEN, 5V	Datasheet	372In Stock	$6.71 $6.18 $6.11	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: $7.42 864In Stock 900Expected 2026-10-02	Mfr. Part # AT89C55WD-24PU Mouser Part # 556-AT89C55WD-24PU	Microchip Technology	8-bit Microcontrollers - MCU 20K FLASH - 24MHZ IND TEMP 5V	Datasheet	864In Stock 900Expected 2026-10-02	$7.42 $6.81 $6.72	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: $4.55 313Expected 2026-12-24	Mfr. Part # AT89C55WD-24AU Mouser Part # 556-A89C55WD-24AU	Microchip Technology	8-bit Microcontrollers - MCU 20K FLASH - 24MHZ	Datasheet	313Expected 2026-12-24	$4.55 $4.18 $4.16	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