Microcontrollers
Use the filters and product table below to compare Microcontrollers components by manufacturer, availability, pricing reference and technical specifications. Review datasheets and key parameters to narrow the selection for your application.
If you already have a target part number, package, rating or quantity, send the requirement to Winsun (HK) Electronics for availability checks, BOM sourcing, shortage support and quotation assistance.
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
W925E240FGIC MCU 8BIT 256KB FLASH 100QFP |
4,342 | - |
|
Datasheet | 100-QFP | W925 | Tray | Obsolete | Not Verified | 8051 | 8-Bit | 3.6MHz | Serial Port | POR, WDT | 40 | 256KB (256K x 8) | FLASH | - | 8K x 8 | 2.2V ~ 6V | - | Internal | 0°C ~ 70°C (TA) | - | - | Surface Mount | |
|
87541VDG/K2IC MCU 16BIT 4KB ROM 176LQFP |
2,410 | - |
|
Datasheet | 176-LQFP | - | Tray | Obsolete | Not Verified | CR16B | 16-Bit | 20MHz | Host Interface, I2C, PS/2, SMBus, UART/USART | PWM, WDT | 88 | 4KB (4K x 8) | ROM | - | 2K x 8 | - | A/D 5x8b; D/A 4x8b | Internal | - | - | - | Surface Mount | |
|
W79E632A40FLIC MCU 8BIT 128KB FLASH 44QFP |
4,562 | - |
|
Datasheet | 44-BQFP | W79 | Tube | Active | Not Verified | 8051 | 8-Bit | 40MHz | EBI/EMI, UART/USART | POR, PWM, WDT | 36 | 128KB (128K x 8) | FLASH | - | 1.25K x 8 | 3V ~ 5.5V | - | Internal | 0°C ~ 70°C (TA) | - | - | Surface Mount | |
|
W79E632A40PLIC MCU 8BIT 128KB FLASH 44PLCC |
2,582 | - |
|
Datasheet | 44-LCC (J-Lead) | W79 | Tube | Active | Not Verified | 8051 | 8-Bit | 40MHz | EBI/EMI, UART/USART | POR, PWM, WDT | 36 | 128KB (128K x 8) | FLASH | - | 1.25K x 8 | 3V ~ 5.5V | - | Internal | 0°C ~ 70°C (TA) | - | - | Surface Mount | |
|
|
W79L632A25PLIC MCU 8BIT 128KB FLASH 44PLCC |
2,222 | - |
|
Datasheet | 44-LCC (J-Lead) | W79 | Tube | Active | Not Verified | 8051 | 8-Bit | 20MHz | EBI/EMI, UART/USART | POR, PWM, WDT | 36 | 128KB (128K x 8) | FLASH | - | 1.25K x 8 | 3V ~ 5.5V | - | Internal | 0°C ~ 70°C (TA) | - | - | Surface Mount | |
|
W83L951DGIC MCU 8BIT 64KB FLASH 128LQFP |
2,368 | - |
|
Datasheet | 128-LQFP | W83 | Tube | Obsolete | Not Verified | 8051 | 8-Bit | 24MHz | Host Interface, PS/2, SMBus, UART/USART | PWM, WDT | 104 | 64KB (64K x 8) | FLASH | - | 2K x 8 | 3V ~ 3.6V | A/D 8x10b; D/A 2x8b | External | 0°C ~ 70°C (TA) | - | - | Surface Mount | |
|
|
WPC8769LDGIC MCU 16BIT 1KB ROM 128LQFP |
4,171 | - |
|
Datasheet | 128-LQFP | WPC87 | Tube | Obsolete | Not Verified | CR16C | 16-Bit | 25MHz | PS/2, SMBus (2-Wire/I2C), SPI, UART/USART | PWM, WDT | 88 | 1KB (1K x 8) | ROM | - | 4K x 8 | - | A/D 6x8b; D/A 4x8b | External | - | - | - | Surface Mount | |
|
|
W78E052DFGIC MCU 8BIT 8KB FLASH 44QFP |
2,730 | - |
|
Datasheet | 44-BQFP | W78 | Tray | Active | Not Verified | 8052 | 8-Bit | 40MHz | EBI/EMI, UART/USART | POR, WDT | 36 | 8KB (8K x 8) | FLASH | - | 256 x 8 | 2.4V ~ 5.5V | - | External | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
|
W78E054DDGIC MCU 8BIT 16KB FLASH 40DIP |
2,563 | - |
|
Datasheet | 40-DIP | W78 | Tube | Active | Not Verified | 8052 | 8-Bit | 40MHz | EBI/EMI, UART/USART | POR, WDT | 32 | 16KB (16K x 8) | FLASH | - | 256 x 8 | 2.4V ~ 5.5V | - | External | -40°C ~ 85°C (TA) | - | - | Through Hole | |
|
|
W78E054DFGIC MCU 8BIT 16KB FLASH 44QFP |
3,627 | - |
|
Datasheet | 44-BQFP | W78 | Tray | Active | Not Verified | 8052 | 8-Bit | 40MHz | EBI/EMI, UART/USART | POR, WDT | 36 | 16KB (16K x 8) | FLASH | - | 256 x 8 | 2.4V ~ 5.5V | - | External | -40°C ~ 85°C (TA) | - | - | Surface Mount |
Microcontrollers FAQ
Common questions about filtering, comparing and sourcing Microcontrollers components.
How can I narrow the Microcontrollers selection?
Use the available manufacturer and technical parameter filters to reduce the product list. Compare the remaining part numbers against your electrical, package and application requirements.
Should I confirm the datasheet before selecting a part?
Yes. Always review the manufacturer datasheet to confirm ratings, package, operating conditions and other technical details before finalizing a component for your design.
Can Winsun (HK) Electronics help source a specific Microcontrollers part number?
Yes. Send the exact manufacturer part number and required quantity for availability, lead-time and quotation support.
Do you support BOM, shortage or alternative-part requirements?
Yes. You can submit a BOM or shortage list for sourcing assistance. Where appropriate, our team can also help review possible alternative-part options.
