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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EFM32GG995F1024-BGA120TIC MCU 32BIT 1MB FLASH 120BGA |
2,524 | - |
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Datasheet | 120-VFBGA | Giant Gecko | Tray | Discontinued at Digi-Key | Not Verified | ARM® Cortex®-M3 | 32-Bit Single-Core | 48MHz | EBI/EMI, I2C, IrDA, SmartCard, SPI, UART/USART, USB | Brown-out Detect/Reset, DMA, LCD, POR, PWM, WDT | 93 | 1MB (1M x 8) | FLASH | - | 128K x 8 | 1.85V ~ 3.8V | A/D 8x12b; D/A 2x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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EFM32TG222F16-QFP48TIC MCU 32BIT 16KB FLASH 48TQFP |
3,679 | - |
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Datasheet | 48-TQFP | Tiny Gecko | Tray | Discontinued at Digi-Key | Not Verified | ARM® Cortex®-M3 | 32-Bit Single-Core | 32MHz | I2C, IrDA, SmartCard, SPI, UART/USART | Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT | 37 | 16KB (16K x 8) | FLASH | - | 4K x 8 | 1.85V ~ 3.8V | A/D 4x12b; D/A 1x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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EFM32TG222F32-QFP48TIC MCU 32BIT 32KB FLASH 48TQFP |
1,827 | - |
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Datasheet | 48-TQFP | Tiny Gecko | Tray | Obsolete | Not Verified | ARM® Cortex®-M3 | 32-Bit Single-Core | 32MHz | I2C, IrDA, SmartCard, SPI, UART/USART | Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT | 37 | 32KB (32K x 8) | FLASH | - | 4K x 8 | 1.85V ~ 3.8V | A/D 4x12b; D/A 1x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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EFM32TG230F32-QFN64TIC MCU 32BIT 32KB FLASH 64QFN |
1,097 | - |
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Datasheet | 64-VFQFN Exposed Pad | Tiny Gecko | Tray | Obsolete | Not Verified | ARM® Cortex®-M3 | 32-Bit Single-Core | 32MHz | EBI/EMI, I2C, IrDA, SmartCard, SPI, UART/USART | Brown-out Detect/Reset, DMA, POR, PWM, WDT | 56 | 32KB (32K x 8) | FLASH | - | 4K x 8 | 1.85V ~ 3.8V | A/D 8x12b; D/A 2x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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EFM32TG232F8-QFP64TIC MCU 32BIT 8KB FLASH 64TQFP |
3,005 | - |
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Datasheet | 64-TQFP | Tiny Gecko | Tray | Discontinued at Digi-Key | Not Verified | ARM® Cortex®-M3 | 32-Bit Single-Core | 32MHz | I2C, IrDA, SmartCard, SPI, UART/USART | Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT | 53 | 8KB (8K x 8) | FLASH | - | 2K x 8 | 1.85V ~ 3.8V | A/D 8x12b; D/A 1x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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EFM32TG232F16-QFP64TIC MCU 32BIT 16KB FLASH 64TQFP |
2,734 | - |
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Datasheet | 64-TQFP | Tiny Gecko | Tray | Discontinued at Digi-Key | Not Verified | ARM® Cortex®-M3 | 32-Bit Single-Core | 32MHz | I2C, IrDA, SmartCard, SPI, UART/USART | Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT | 53 | 16KB (16K x 8) | FLASH | - | 4K x 8 | 1.85V ~ 3.8V | A/D 8x12b; D/A 1x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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EFM32LG840F64-QFN64TIC MCU 32BIT 64KB FLASH 64QFN |
3,654 | - |
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Datasheet | 64-WFQFN Exposed Pad | Leopard Gecko | Tray | Obsolete | Not Verified | ARM® Cortex®-M3 | 32-Bit Single-Core | 48MHz | I2C, IrDA, SmartCard, SPI, UART/USART | Brown-out Detect/Reset, DMA, LCD, POR, PWM, WDT | 56 | 64KB (64K x 8) | FLASH | - | 32K x 8 | 1.98V ~ 3.8V | A/D 8x12b; D/A 2x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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EFM32LG332F256-QFP64TIC MCU 32BIT 256KB FLASH 64TQFP |
1,071 | - |
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Datasheet | 64-TQFP | Leopard Gecko | Tray | Obsolete | Not Verified | ARM® Cortex®-M3 | 32-Bit Single-Core | 48MHz | I2C, IrDA, SmartCard, SPI, UART/USART, USB | Brown-out Detect/Reset, DMA, POR, PWM, WDT | 50 | 256KB (256K x 8) | FLASH | - | 32K x 8 | 1.98V ~ 3.8V | A/D 8x12b; D/A 2x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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C8051F301-GSRIC MCU 8BIT 8KB FLASH 14SOIC |
1,391 | - |
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Datasheet | 14-SOIC (0.154", 3.90mm Width) | C8051F30x | Tape & Reel (TR) | Obsolete | Verified | 8051 | 8-Bit | 25MHz | SMBus (2-Wire/I2C), UART/USART | POR, PWM, WDT | 8 | 8KB (8K x 8) | FLASH | - | 256 x 8 | 2.7V ~ 3.6V | - | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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C8051F302-GSRIC MCU 8BIT 8KB FLASH 14SOIC |
2,742 | - |
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Datasheet | 14-SOIC (0.154", 3.90mm Width) | C8051F30x | Tape & Reel (TR) | Obsolete | 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) | - | - | Surface Mount | |
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C8051F303-GSRIC MCU 8BIT 8KB FLASH 14SOIC |
4,537 | - |
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Datasheet | 14-SOIC (0.154", 3.90mm Width) | C8051F30x | Tape & Reel (TR) | Obsolete | Verified | 8051 | 8-Bit | 25MHz | SMBus (2-Wire/I2C), UART/USART | POR, PWM, WDT | 8 | 8KB (8K x 8) | FLASH | - | 256 x 8 | 2.7V ~ 3.6V | - | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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C8051F304-GSRIC MCU 8BIT 4KB FLASH 14SOIC |
1,459 | - |
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Datasheet | 14-SOIC (0.154", 3.90mm Width) | C8051F30x | Tape & Reel (TR) | Obsolete | Verified | 8051 | 8-Bit | 25MHz | SMBus (2-Wire/I2C), UART/USART | POR, PWM, WDT | 8 | 4KB (4K x 8) | FLASH | - | 256 x 8 | 2.7V ~ 3.6V | - | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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C8051F305-GSRIC MCU 8BIT 2KB FLASH 14SOIC |
4,687 | - |
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Datasheet | 14-SOIC (0.154", 3.90mm Width) | C8051F30x | Tape & Reel (TR) | Obsolete | Verified | 8051 | 8-Bit | 25MHz | SMBus (2-Wire/I2C), UART/USART | POR, PWM, WDT | 8 | 2KB (2K x 8) | FLASH | - | 256 x 8 | 2.7V ~ 3.6V | - | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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C8051F360-GQRIC MCU 8BIT 32KB FLASH 48TQFP |
2,060 | - |
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Datasheet | 48-TQFP | C8051F36x | Tape & Reel (TR) | Discontinued at Digi-Key | Not Verified | 8051 | 8-Bit | 100MHz | EBI/EMI, SMBus (2-Wire/I2C), SPI, UART/USART | POR, PWM, Temp Sensor, WDT | 39 | 32KB (32K x 8) | FLASH | - | 1K x 8 | 3V ~ 3.6V | A/D 17x10b; D/A 1x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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C8051F361-GQRIC MCU 8BIT 32KB FLASH 32LQFP |
3,236 | - |
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Datasheet | 32-LQFP | C8051F36x | Tape & Reel (TR) | Discontinued at Digi-Key | Not Verified | 8051 | 8-Bit | 100MHz | SMBus (2-Wire/I2C), SPI, UART/USART | POR, PWM, Temp Sensor, WDT | 29 | 32KB (32K x 8) | FLASH | - | 1K x 8 | 3V ~ 3.6V | A/D 21x10b; D/A 1x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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C8051F362-GMRIC MCU 8BIT 32KB FLASH 28QFN |
1,003 | - |
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Datasheet | 28-VFQFN Exposed Pad | C8051F36x | Tape & Reel (TR) | Discontinued at Digi-Key | Not Verified | 8051 | 8-Bit | 100MHz | SMBus (2-Wire/I2C), SPI, UART/USART | POR, PWM, Temp Sensor, WDT | 25 | 32KB (32K x 8) | FLASH | - | 1K x 8 | 3V ~ 3.6V | A/D 17x10b; D/A 1x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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C8051F363-GQRIC MCU 8BIT 32KB FLASH 48TQFP |
2,308 | - |
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Datasheet | 48-TQFP | C8051F36x | Tape & Reel (TR) | Discontinued at Digi-Key | Not Verified | 8051 | 8-Bit | 100MHz | EBI/EMI, SMBus (2-Wire/I2C), SPI, UART/USART | POR, PWM, WDT | 39 | 32KB (32K x 8) | FLASH | - | 1K x 8 | 3V ~ 3.6V | - | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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C8051F370-A-GMRIC MCU 8BIT 16KB FLASH 24QFN |
3,530 | - |
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Datasheet | 24-WFQFN Exposed Pad | C8051F37x | Tape & Reel (TR) | Obsolete | Not Verified | 8051 | 8-Bit | 50MHz | SMBus (2-Wire/I2C), SPI, UART/USART | POR, PWM, Temp Sensor, WDT | 21 | 16KB (16K x 8) | FLASH | 512 x 8 | 1K x 8 | 1.8V ~ 3.6V | A/D 20x10b; D/A 2x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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C8051F371-A-GMRIC MCU 8BIT 16KB FLASH 24QFN |
1,726 | - |
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Datasheet | 24-WFQFN Exposed Pad | C8051F37x | Tape & Reel (TR) | Obsolete | Not Verified | 8051 | 8-Bit | 50MHz | SMBus (2-Wire/I2C), SPI, UART/USART | POR, PWM, WDT | 21 | 16KB (16K x 8) | FLASH | 512 x 8 | 1K x 8 | 1.8V ~ 3.6V | - | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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C8051F374-A-GMRIC MCU 8BIT 8KB FLASH 24QFN |
1,042 | - |
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Datasheet | 24-WFQFN Exposed Pad | C8051F37x | Tape & Reel (TR) | Obsolete | Not Verified | 8051 | 8-Bit | 50MHz | SMBus (2-Wire/I2C), SPI, UART/USART | POR, PWM, Temp Sensor, WDT | 21 | 8KB (8K x 8) | FLASH | 512 x 8 | 1K x 8 | 1.8V ~ 3.6V | A/D 20x10b; D/A 2x10b | 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.
