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.
For BOM, shortage or hard-to-find requirements, send your part number and quantity to Winsun (HK) Electronics for availability, lead-time and quotation support.
| Photo | 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 | Supplier Device Package |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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MC68HC11F1CPU4IC MCU 8BIT ROMLESS 80LQFP |
3,320 | - |
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Datasheet | 80-QFP | HC11 | Tray | Obsolete | Verified | HC11 | 8-Bit | 4MHz | SCI, SPI | POR, WDT | 30 | - | ROMless | 512 x 8 | 1K x 8 | 4.75V ~ 5.25V | A/D 8x8b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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ATMEGA128-16ACIC MCU 8BIT 128KB FLASH 64TQFP |
4,984 | - |
|
Datasheet | 64-TQFP | AVR® ATmega | Tray | Obsolete | Not Verified | AVR | 8-Bit | 16MHz | EBI/EMI, I2C, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 53 | 128KB (64K x 16) | FLASH | 4K x 8 | 4K x 8 | 4.5V ~ 5.5V | A/D 8x10b | Internal | 0°C ~ 70°C (TA) | - | - | Surface Mount | |
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ATMEGA128-16AIIC MCU 8BIT 128KB FLASH 64TQFP |
1,962 | - |
|
Datasheet | 64-TQFP | AVR® ATmega | Tray | Obsolete | Not Verified | AVR | 8-Bit | 16MHz | EBI/EMI, I2C, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 53 | 128KB (64K x 16) | FLASH | 4K x 8 | 4K x 8 | 4.5V ~ 5.5V | A/D 8x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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DS2250-32-16IC MCU 8BIT 32KB NVSRAM 40SIMM |
1,857 | - |
|
Datasheet | 40-SIMM | DS225x | Tray | Obsolete | Not Verified | 8051 | 8-Bit | 16MHz | SIO, UART/USART | Power-Fail Reset, WDT | 32 | 32KB (32K x 8) | NVSRAM | - | - | 4.75V ~ 5.25V | - | External | 0°C ~ 70°C (TA) | - | - | Surface Mount | |
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DS87C530-QNLIC MCU 8BIT 16KB OTP 52PLCC |
2,401 | - |
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Datasheet | 52-LCC (J-Lead) | 87C | Tube | Obsolete | Not Verified | 8051 | 8-Bit | 33MHz | EBI/EMI, SIO, UART/USART | Power-Fail Reset, WDT | 32 | 16KB (16K x 8) | OTP | - | 1K x 8 | 4.5V ~ 5.5V | - | External | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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DS5000-32-16IC MCU 8BIT 32KB NVSRAM 40EDIP |
1,432 | - |
|
Datasheet | 40-DIP Module (0.610", 15.495mm) | DS500x | Tube | Obsolete | Not Verified | 8051 | 8-Bit | 16MHz | SIO, UART/USART | Power-Fail Reset, WDT | 32 | 32KB (32K x 8) | NVSRAM | - | - | 4.75V ~ 5.25V | - | External | 0°C ~ 70°C (TA) | - | - | Through Hole | |
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DS2252T-128-16IC MCU 8BIT 128KB NVSRAM 40SIMM |
2,960 | - |
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Datasheet | 40-SIMM | DS225x | Tray | Obsolete | Not Verified | 8051 | 8-Bit | 16MHz | SIO, UART/USART | Power-Fail Reset, WDT | 32 | 128KB (128K x 8) | NVSRAM | - | - | 4.5V ~ 5.5V | - | External | 0°C ~ 70°C (TA) | - | - | Surface Mount | |
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DS80C310-QCGIC MCU 8BIT ROMLESS 44PLCC |
1,504 | - |
|
Datasheet | 44-LCC (J-Lead) | 80C | Tube | Obsolete | Not Verified | 8051 | 8-Bit | 25MHz | EBI/EMI, SIO, UART/USART | Brown-out Detect/Reset, POR | 32 | - | ROMless | - | 256 x 8 | 4.5V ~ 5.5V | - | External | 0°C ~ 70°C (TA) | - | - | Surface Mount | |
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DS5000T-32-16IC MCU 8BIT 32KB NVSRAM 40EDIP |
1,641 | - |
|
Datasheet | 40-DIP Module (0.610", 15.495mm) | DS500x | Tube | Obsolete | Not Verified | 8051 | 8-Bit | 16MHz | SIO, UART/USART | Power-Fail Reset, WDT | 32 | 32KB (32K x 8) | NVSRAM | - | - | 4.75V ~ 5.25V | - | External | 0°C ~ 70°C (TA) | - | - | Through Hole | |
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C8051F300PIC MCU 8BIT 8KB FLASH 14DIP |
2,694 | - |
|
Datasheet | 14-DIP (0.300", 7.62mm) | C8051F30x | Tube | Obsolete | Not Verified | 8051 | 8-Bit | 25MHz | SMBus (2-Wire/I2C), UART/USART | POR, PWM, Temp Sensor, WDT | 8 | 8KB (8K x 8) | FLASH | - | 256 x 8 | 2.7V ~ 3.6V | A/D 8x8b | Internal | -40°C ~ 85°C (TA) | - | - | Through Hole | |
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ATMEGA323L-4PCIC MCU 8BIT 32KB FLASH 40DIP |
3,546 | - |
|
Datasheet | 40-DIP (0.600", 15.24mm) | AVR® ATmega | Tube | Obsolete | Not Verified | AVR | 8-Bit | 4MHz | I2C, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 32 | 32KB (16K x 16) | FLASH | 1K x 8 | 2K x 8 | 2.7V ~ 5.5V | A/D 8x10b | Internal | 0°C ~ 70°C | - | - | Through Hole | |
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ATMEGA323L-4PIIC MCU 8BIT 32KB FLASH 40DIP |
4,651 | - |
|
Datasheet | 40-DIP (0.600", 15.24mm) | AVR® ATmega | Tube | Obsolete | Not Verified | AVR | 8-Bit | 4MHz | I2C, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 32 | 32KB (16K x 16) | FLASH | 1K x 8 | 2K x 8 | 2.7V ~ 5.5V | A/D 8x10b | Internal | -40°C ~ 85°C | - | - | Through Hole | |
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ATMEGA128L-8ACIC MCU 8BIT 128KB FLASH 64TQFP |
3,614 | - |
|
Datasheet | 64-TQFP | AVR® ATmega | Tray | Obsolete | Not Verified | AVR | 8-Bit | 8MHz | EBI/EMI, I2C, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 53 | 128KB (64K x 16) | FLASH | 4K x 8 | 4K x 8 | 2.7V ~ 5.5V | A/D 8x10b | Internal | 0°C ~ 70°C (TA) | - | - | Surface Mount | |
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ATMEGA128L-8AIIC MCU 8BIT 128KB FLASH 64TQFP |
3,119 | - |
|
Datasheet | 64-TQFP | AVR® ATmega | Tray | Obsolete | Not Verified | AVR | 8-Bit | 8MHz | EBI/EMI, I2C, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 53 | 128KB (64K x 16) | FLASH | 4K x 8 | 4K x 8 | 2.7V ~ 5.5V | A/D 8x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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ATMEGA323-8ACIC MCU 8BIT 32KB FLASH 44TQFP |
3,753 | - |
|
Datasheet | 44-TQFP | AVR® ATmega | Tray | Obsolete | Not Verified | AVR | 8-Bit | 8MHz | I2C, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 32 | 32KB (16K x 16) | FLASH | 1K x 8 | 2K x 8 | 4.5V ~ 5.5V | A/D 8x10b | Internal | 0°C ~ 70°C | - | - | Surface Mount | |
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ATMEGA323-8AIIC MCU 8BIT 32KB FLASH 44TQFP |
4,409 | - |
|
Datasheet | 44-TQFP | AVR® ATmega | Tray | Obsolete | Not Verified | AVR | 8-Bit | 8MHz | I2C, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 32 | 32KB (16K x 16) | FLASH | 1K x 8 | 2K x 8 | 4.5V ~ 5.5V | A/D 8x10b | Internal | -40°C ~ 85°C | - | - | Surface Mount | |
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ATMEGA323-8PCIC MCU 8BIT 32KB FLASH 40DIP |
1,787 | - |
|
Datasheet | 40-DIP (0.600", 15.24mm) | AVR® ATmega | Tube | Obsolete | Not Verified | AVR | 8-Bit | 8MHz | I2C, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 32 | 32KB (16K x 16) | FLASH | 1K x 8 | 2K x 8 | 4.5V ~ 5.5V | A/D 8x10b | Internal | 0°C ~ 70°C | - | - | Through Hole | |
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ATMEGA323-8PIIC MCU 8BIT 32KB FLASH 40DIP |
2,708 | - |
|
Datasheet | 40-DIP (0.600", 15.24mm) | AVR® ATmega | Tube | Obsolete | Not Verified | AVR | 8-Bit | 8MHz | I2C, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 32 | 32KB (16K x 16) | FLASH | 1K x 8 | 2K x 8 | 4.5V ~ 5.5V | A/D 8x10b | Internal | -40°C ~ 85°C | - | - | Through Hole | |
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ATMEGA323L-4ACIC MCU 8BIT 32KB FLASH 44TQFP |
3,179 | - |
|
Datasheet | 44-TQFP | AVR® ATmega | Tray | Obsolete | Not Verified | AVR | 8-Bit | 4MHz | I2C, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 32 | 32KB (16K x 16) | FLASH | 1K x 8 | 2K x 8 | 2.7V ~ 5.5V | A/D 8x10b | Internal | 0°C ~ 70°C | - | - | Surface Mount | |
|
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ATMEGA323L-4AIIC MCU 8BIT 32KB FLASH 44TQFP |
2,771 | - |
|
Datasheet | 44-TQFP | AVR® ATmega | Tray | Obsolete | Not Verified | AVR | 8-Bit | 4MHz | I2C, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 32 | 32KB (16K x 16) | FLASH | 1K x 8 | 2K x 8 | 2.7V ~ 5.5V | A/D 8x10b | Internal | -40°C ~ 85°C | - | - | Surface Mount |
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.
