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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W78E054DLGIC MCU 8BIT 16KB FLASH 48LQFP |
1,851 | - |
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Datasheet | 48-LQFP | 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 | |
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W78E058DLGIC MCU 8BIT 32KB FLASH 48LQFP |
3,835 | - |
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Datasheet | 48-LQFP | W78 | Tray | Active | Not Verified | 8052 | 8-Bit | 40MHz | EBI/EMI, UART/USART | POR, WDT | 36 | 32KB (32K x 8) | FLASH | - | 512 x 8 | 2.4V ~ 5.5V | - | External | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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W78E516DLGIC MCU 8BIT 64KB FLASH 48LQFP |
4,625 | - |
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Datasheet | 48-LQFP | W78 | Tray | Active | Not Verified | 8052 | 8-Bit | 40MHz | EBI/EMI, UART/USART | POR, WDT | 36 | 64KB (64K x 8) | FLASH | - | 512 x 8 | 2.4V ~ 5.5V | - | External | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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W79E217AFGIC MCU 8BIT 64KB FLASH 100QFP |
2,620 | - |
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Datasheet | 100-BQFP | W79 | Tray | Obsolete | Not Verified | 8051 | 8-Bit | 33MHz | EBI/EMI, I2C, SPI, UART/USART | LCD, POR, PWM, WDT | 60 | 64KB (64K x 8) | FLASH | 2K x 8 | 2.25K x 8 | 2.7V ~ 5.5V | A/D 8x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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MINI51TANIC MCU 32BIT 4KB FLASH 33QFN |
2,225 | - |
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Datasheet | 32-VFQFN Exposed Pad | NuMicro Mini51™ | Tray | Obsolete | Not Verified | ARM® Cortex®-M0 | 32-Bit Single-Core | 24MHz | I2C, IrDA, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 29 | 4KB (4K x 8) | FLASH | - | 2K x 8 | 2.5V ~ 5.5V | A/D 8x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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MINI52TANIC MCU 32BIT 8KB FLASH 32VFQFN |
2,268 | - |
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Datasheet | 32-VFQFN Exposed Pad | NuMicro Mini51™ | Tray | Obsolete | Not Verified | ARM® Cortex®-M0 | 32-Bit Single-Core | 24MHz | I2C, IrDA, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 29 | 8KB (8K x 8) | FLASH | - | 2K x 8 | 2.5V ~ 5.5V | A/D 8x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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W79E4051RAKGIC MCU 8BIT 4KB FLASH 20DIP |
3,662 | - |
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Datasheet | 20-DIP Module | W79 | Tube | Active | Not Verified | 8051 | 8-Bit | 24MHz | UART/USART | Brown-out Detect/Reset, LED, LVD, POR, PWM, WDT | 17 | 4KB (4K x 8) | FLASH | 128 x 8 | 256 x 8 | 2.4V ~ 5.5V | - | Internal | -40°C ~ 85°C (TA) | - | - | Through Hole | |
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W79E8213ASGIC MCU 8BIT 4KB FLASH 20SOIC |
2,506 | - |
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Datasheet | 20-SOIC (0.295", 7.50mm Width) | W79 | Tube | Last Time Buy | Not Verified | 8051 | 8-Bit | 20MHz | - | Brown-out Detect/Reset, LED, LVD, POR, PWM, WDT | 18 | 4KB (4K x 8) | FLASH | 128 x 8 | 128 x 8 | 2.4V ~ 5.5V | A/D 8x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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W79E8213RASGIC MCU 8BIT 4KB FLASH 20SOIC |
4,546 | - |
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Datasheet | 20-SOIC (0.295", 7.50mm Width) | W79 | Tube | Last Time Buy | Not Verified | 8051 | 8-Bit | 20MHz | - | Brown-out Detect/Reset, LED, LVD, POR, PWM, WDT | 18 | 4KB (4K x 8) | FLASH | 128 x 8 | 128 x 8 | 2.4V ~ 5.5V | A/D 8x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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W79L633A25PLIC MCU 8BIT 128KB FLASH 44PLCC |
2,212 | - |
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Datasheet | 44-LCC (J-Lead) | W79 | Tube | Active | Not Verified | 8051 | 8-Bit | 25MHz | EBI/EMI, I2C, UART/USART | POR, PWM, WDT | 36 | 128KB (128K x 8) | FLASH | - | 1.25K x 8 | 3V ~ 4.5V | A/D 4x10b | Internal | 0°C ~ 70°C (TA) | - | - | Surface Mount | |
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W79L658A25FLIC MCU 8BIT 128KB FLASH 44PLCC |
4,422 | - |
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Datasheet | 44-LCC (J-Lead) | W79 | Tray | Active | Not Verified | 8051 | 8-Bit | 25MHz | EBI/EMI, I2C, UART/USART | POR, PWM, WDT | 60 | 128KB (128K x 8) | FLASH | - | 1.25K x 8 | 3V ~ 4.5V | A/D 8x10b | Internal | 0°C ~ 70°C (TA) | - | - | Surface Mount | |
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W79L659A25FLIC MCU 8BIT 32KB FLASH 44PLCC |
2,475 | - |
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Datasheet | 44-LCC (J-Lead) | W79 | Tray | Active | Not Verified | 8051 | 8-Bit | 25MHz | EBI/EMI, I2C, UART/USART | POR, PWM, WDT | 60 | 32KB (32K x 8) | FLASH | - | 1.25K x 8 | 3V ~ 4.5V | A/D 8x10b | Internal | 0°C ~ 70°C (TA) | - | - | Surface Mount | |
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W83527HGIC MCU 48LQFP |
2,109 | - |
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Datasheet | - | * | Tray | Obsolete | Not Verified | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | |
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N78E055ADGIC MCU 8BIT 16KB FLASH 40DIP |
2,123 | - |
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Datasheet | 40-DIP (0.600", 15.24mm) | N78 | Tube | Active | Not Verified | 8051 | 8-Bit | 40MHz | EBI/EMI, SPI, UART/USART | Brown-out Detect/Reset, LVD, POR, PWM, WDT | 32 | 16KB (16K x 8) | FLASH | - | 1.25K x 8 | 2.4V ~ 5.5V | - | Internal | -40°C ~ 85°C (TA) | - | - | Through Hole | |
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N78E055ALGIC MCU 8BIT 16KB FLASH 48LQFP |
3,286 | - |
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Datasheet | 48-LQFP | N78 | Tube | Active | Not Verified | 8051 | 8-Bit | 40MHz | EBI/EMI, SPI, UART/USART | Brown-out Detect/Reset, LVD, POR, PWM, WDT | 40 | 16KB (16K x 8) | FLASH | - | 1.25K x 8 | 2.4V ~ 5.5V | - | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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N78E059ADGIC MCU 8BIT 32KB FLASH 40DIP |
1,063 | - |
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Datasheet | 40-DIP (0.600", 15.24mm) | N78 | Tube | Obsolete | Not Verified | 8051 | 8-Bit | 40MHz | EBI/EMI, SPI, UART/USART | Brown-out Detect/Reset, LVD, POR, PWM, WDT | 32 | 32KB (32K x 8) | FLASH | - | 1.25K x 8 | 2.4V ~ 5.5V | - | Internal | -40°C ~ 85°C (TA) | - | - | Through Hole | |
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N78E366ADGIC MCU 8BIT 64KB FLASH 40DIP |
2,459 | - |
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Datasheet | 40-DIP (0.600", 15.24mm) | N78 | Tube | Obsolete | Not Verified | 8051 | 8-Bit | 40MHz | EBI/EMI, SPI, UART/USART | Brown-out Detect/Reset, LVD, POR, PWM, WDT | 32 | 64KB (64K x 8) | FLASH | - | 1.25K x 8 | 2.4V ~ 5.5V | - | Internal | -40°C ~ 85°C (TA) | - | - | Through Hole | |
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WPCN381UA0DGIC MCU |
4,104 | - |
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Datasheet | - | * | Tray | Obsolete | Not Verified | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | |
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WPCN385LA0DGIC MCU |
4,143 | - |
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Datasheet | - | * | Tray | Obsolete | Not Verified | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | |
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N78E366AFGIC MCU 8BIT 64KB FLASH 44QFP |
3,403 | - |
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Datasheet | 44-BQFP | N78 | Tray | Obsolete | Not Verified | 8051 | 8-Bit | 40MHz | EBI/EMI, SPI, UART/USART | Brown-out Detect/Reset, LVD, POR, PWM, WDT | 36 | 64KB (64K x 8) | FLASH | - | 1.25K x 8 | 2.4V ~ 5.5V | - | Internal | -40°C ~ 85°C (TA) | - | - | 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.
