Microcontrollers

Browse available Microcontrollers part numbers with manufacturer references, stock information, pricing, datasheets and key specifications. Use the table below to compare options for your project.

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Mfr. Part #	Availability	Price	Quantity	Datasheet	Package/Case	Series	Packaging	Product Status	Programmable	Core Processor	Core Size	Speed	Connectivity	Peripherals	Number of I/O	Program Memory Size	Program Memory Type	EEPROM Size	RAM Size	Voltage - Supply (Vcc/Vdd)	Data Converters	Oscillator Type	Operating Temperature	Grade	Qualification	Mounting Type
AT90S1200A-12SI IC MCU 8BIT 1KB FLASH 20SOIC Microchip Technology	1,434	-	RFQ	Datasheet	20-SOIC (0.295", 7.50mm Width)	AVR® 90S	Tube	Obsolete	Not Verified	AVR	8-Bit	12MHz	SPI	POR, WDT	15	1KB (512 x 16)	FLASH	64 x 8	-	4V ~ 6V	-	Internal	-40°C ~ 85°C	-	-	Surface Mount
AT90S1200A-4PC IC MCU 8BIT 1KB FLASH 20DIP Microchip Technology	1,100	-	RFQ	Datasheet	20-DIP (0.300", 7.62mm)	AVR® 90S	Tube	Obsolete	Not Verified	AVR	8-Bit	4MHz	SPI	POR, WDT	15	1KB (512 x 16)	FLASH	64 x 8	-	2.7V ~ 6V	-	Internal	0°C ~ 70°C	-	-	Through Hole
AT90S1200A-4PI IC MCU 8BIT 1KB FLASH 20DIP Microchip Technology	4,198	-	RFQ	Datasheet	20-DIP (0.300", 7.62mm)	AVR® 90S	Tube	Obsolete	Not Verified	AVR	8-Bit	4MHz	SPI	POR, WDT	15	1KB (512 x 16)	FLASH	64 x 8	-	2.7V ~ 6V	-	Internal	-40°C ~ 85°C	-	-	Through Hole
AT90S1200A-4SC IC MCU 8BIT 1KB FLASH 20SOIC Microchip Technology	4,692	-	RFQ	Datasheet	20-SOIC (0.295", 7.50mm Width)	AVR® 90S	Tube	Obsolete	Not Verified	AVR	8-Bit	4MHz	SPI	POR, WDT	15	1KB (512 x 16)	FLASH	64 x 8	-	2.7V ~ 6V	-	Internal	0°C ~ 70°C (TA)	-	-	Surface Mount
AT90S1200A-4SI IC MCU 8BIT 1KB FLASH 20SOIC Microchip Technology	1,867	-	RFQ	Datasheet	20-SOIC (0.295", 7.50mm Width)	AVR® 90S	Tube	Obsolete	Not Verified	AVR	8-Bit	4MHz	SPI	POR, WDT	15	1KB (512 x 16)	FLASH	64 x 8	-	2.7V ~ 6V	-	Internal	-40°C ~ 85°C	-	-	Surface Mount
AT90S2313-10PC IC MCU 8BIT 2KB FLASH 20DIP Microchip Technology	2,260	-	RFQ	Datasheet	20-DIP (0.300", 7.62mm)	AVR® 90S	Tube	Obsolete	Not Verified	AVR	8-Bit	10MHz	SPI, UART/USART	Brown-out Detect/Reset, POR, PWM, WDT	15	2KB (1K x 16)	FLASH	128 x 8	128 x 8	4V ~ 6V	-	External	0°C ~ 70°C (TA)	-	-	Through Hole
AT90S2313-10PI IC MCU 8BIT 2KB FLASH 20DIP Microchip Technology	4,700	-	RFQ	Datasheet	20-DIP (0.300", 7.62mm)	AVR® 90S	Tube	Obsolete	Not Verified	AVR	8-Bit	10MHz	SPI, UART/USART	Brown-out Detect/Reset, POR, PWM, WDT	15	2KB (1K x 16)	FLASH	128 x 8	128 x 8	4V ~ 6V	-	External	-40°C ~ 85°C	-	-	Through Hole
AT90S2313-10SC IC MCU 8BIT 2KB FLASH 20SOIC Microchip Technology	3,718	-	RFQ	Datasheet	20-SOIC (0.295", 7.50mm Width)	AVR® 90S	Tube	Obsolete	Not Verified	AVR	8-Bit	10MHz	SPI, UART/USART	Brown-out Detect/Reset, POR, PWM, WDT	15	2KB (1K x 16)	FLASH	128 x 8	128 x 8	4V ~ 6V	-	External	0°C ~ 70°C	-	-	Surface Mount
AT90S2313-10SI IC MCU 8BIT 2KB FLASH 20SOIC Microchip Technology	3,493	-	RFQ	Datasheet	20-SOIC (0.295", 7.50mm Width)	AVR® 90S	Tube	Obsolete	Not Verified	AVR	8-Bit	10MHz	SPI, UART/USART	Brown-out Detect/Reset, POR, PWM, WDT	15	2KB (1K x 16)	FLASH	128 x 8	128 x 8	4V ~ 6V	-	External	-40°C ~ 85°C	-	-	Surface Mount
AT90S2313-4PC IC MCU 8BIT 2KB FLASH 20DIP Microchip Technology	1,311	-	RFQ	Datasheet	20-DIP (0.300", 7.62mm)	AVR® 90S	Tube	Obsolete	Not Verified	AVR	8-Bit	4MHz	SPI, UART/USART	Brown-out Detect/Reset, POR, PWM, WDT	15	2KB (1K x 16)	FLASH	128 x 8	128 x 8	2.7V ~ 6V	-	External	0°C ~ 70°C	-	-	Through Hole
AT90S2313-4PI IC MCU 8BIT 2KB FLASH 20DIP Microchip Technology	3,077	-	RFQ	Datasheet	20-DIP (0.300", 7.62mm)	AVR® 90S	Tube	Obsolete	Not Verified	AVR	8-Bit	4MHz	SPI, UART/USART	Brown-out Detect/Reset, POR, PWM, WDT	15	2KB (1K x 16)	FLASH	128 x 8	128 x 8	2.7V ~ 6V	-	External	-40°C ~ 85°C	-	-	Through Hole
AT90S2313-4SC IC MCU 8BIT 2KB FLASH 20SOIC Microchip Technology	2,452	-	RFQ	Datasheet	20-SOIC (0.295", 7.50mm Width)	AVR® 90S	Tube	Obsolete	Not Verified	AVR	8-Bit	4MHz	SPI, UART/USART	Brown-out Detect/Reset, POR, PWM, WDT	15	2KB (1K x 16)	FLASH	128 x 8	128 x 8	2.7V ~ 6V	-	External	0°C ~ 70°C	-	-	Surface Mount
AT90S2313-4SI IC MCU 8BIT 2KB FLASH 20SOIC Microchip Technology	2,029	-	RFQ	Datasheet	20-SOIC (0.295", 7.50mm Width)	AVR® 90S	Tube	Obsolete	Not Verified	AVR	8-Bit	4MHz	SPI, UART/USART	Brown-out Detect/Reset, POR, PWM, WDT	15	2KB (1K x 16)	FLASH	128 x 8	128 x 8	2.7V ~ 6V	-	External	-40°C ~ 85°C	-	-	Surface Mount
AT90S2323-10PC IC MCU 8BIT 2KB FLASH 8DIP Microchip Technology	1,789	-	RFQ	Datasheet	8-DIP (0.300", 7.62mm)	AVR® 90S	Tube	Obsolete	Not Verified	AVR	8-Bit	10MHz	SPI	Brown-out Detect/Reset, POR, WDT	3	2KB (1K x 16)	FLASH	128 x 8	128 x 8	4V ~ 6V	-	Internal	0°C ~ 70°C	-	-	Through Hole
AT90S2323-10PI IC MCU 8BIT 2KB FLASH 8DIP Microchip Technology	1,859	-	RFQ	Datasheet	8-DIP (0.300", 7.62mm)	AVR® 90S	Tube	Obsolete	Not Verified	AVR	8-Bit	10MHz	SPI	Brown-out Detect/Reset, POR, WDT	3	2KB (1K x 16)	FLASH	128 x 8	128 x 8	4V ~ 6V	-	Internal	-40°C ~ 85°C	-	-	Through Hole
AT90S2323-10SC IC MCU 8BIT 2KB FLASH 8SOIC Microchip Technology	2,927	-	RFQ	Datasheet	8-SOIC (0.209", 5.30mm Width)	AVR® 90S	Tube	Obsolete	Not Verified	AVR	8-Bit	10MHz	SPI	Brown-out Detect/Reset, POR, WDT	3	2KB (1K x 16)	FLASH	128 x 8	128 x 8	4V ~ 6V	-	Internal	0°C ~ 70°C	-	-	Surface Mount
AT90S2323-10SI IC MCU 8BIT 2KB FLASH 8SOIC Microchip Technology	4,058	-	RFQ	Datasheet	8-SOIC (0.209", 5.30mm Width)	AVR® 90S	Tube	Obsolete	Not Verified	AVR	8-Bit	10MHz	SPI	Brown-out Detect/Reset, POR, WDT	3	2KB (1K x 16)	FLASH	128 x 8	128 x 8	4V ~ 6V	-	Internal	-40°C ~ 85°C	-	-	Surface Mount
AT90S2343-10PC IC MCU 8BIT 2KB FLASH 8DIP Microchip Technology	2,512	-	RFQ	Datasheet	8-DIP (0.300", 7.62mm)	AVR® 90S	Tube	Obsolete	Not Verified	AVR	8-Bit	10MHz	SPI	Brown-out Detect/Reset, POR, WDT	5	2KB (1K x 16)	FLASH	128 x 8	128 x 8	4V ~ 6V	-	Internal	0°C ~ 70°C	-	-	Through Hole
AT90S2343-10PI IC MCU 8BIT 2KB FLASH 8DIP Microchip Technology	3,386	-	RFQ	Datasheet	8-DIP (0.300", 7.62mm)	AVR® 90S	Tube	Obsolete	Not Verified	AVR	8-Bit	10MHz	SPI	Brown-out Detect/Reset, POR, WDT	5	2KB (1K x 16)	FLASH	128 x 8	128 x 8	4V ~ 6V	-	Internal	-40°C ~ 85°C	-	-	Through Hole
AT90S2343-10SC IC MCU 8BIT 2KB FLASH 8SOIC Microchip Technology	4,394	-	RFQ	Datasheet	8-SOIC (0.209", 5.30mm Width)	AVR® 90S	Tube	Obsolete	Not Verified	AVR	8-Bit	10MHz	SPI	Brown-out Detect/Reset, POR, WDT	5	2KB (1K x 16)	FLASH	128 x 8	128 x 8	4V ~ 6V	-	Internal	0°C ~ 70°C	-	-	Surface Mount

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FREQUENTLY ASKED QUESTIONS

Microcontrollers FAQ

Common questions about selecting, comparing and sourcing Microcontrollers components through Winsun (HK) Electronics.

What should I check when selecting Microcontrollers components?

Compare the manufacturer part number, electrical specifications, package, operating conditions and application requirements. The product datasheet should be used to confirm technical suitability.

Can Winsun help source specific Microcontrollers part numbers?

Yes. Send the exact part number, manufacturer and required quantity. Winsun (HK) Electronics can assist with availability checks, quotation support and sourcing options based on your requirement.

Do you support shortage, obsolete or hard-to-find Microcontrollers parts?

Yes. Our sourcing team can review shortage and obsolete-part requirements and help check available supply channels or possible alternatives when appropriate.

How do I request a quote for Microcontrollers components?

Submit an RFQ with the part number, manufacturer, quantity and target delivery requirement. Our sales team will review your request and follow up with current sourcing information.