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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R7F100GCF3CLA#HC016BIT MCU RL78/G23 96K 36WFLGA - |
1,829 | - |
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Datasheet | 36-WFLGA | RL78/G23 | Tape & Reel (TR) | Active | - | RL78 | 16-Bit | 32MHz | CSI, I2C, LINbus, SPI, UART/USART | LVD, POR, PWM, WDT | 31 | 96KB (96K x 8) | FLASH | 8K x 8 | 12K x 8 | 1.8V ~ 5.5V | A/D 8x8/10b/12b; D/A 2x8b | Internal | -40°C ~ 105°C (TA) | - | - | Surface Mount | |
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R5F51105AGFK#10IC MCU 32BIT 128MB FLASH 64LQFP |
4,166 | - |
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Datasheet | 64-LQFP | RX110 | Tray | Active | - | RX | 32-Bit | 32MHz | I2C, SCI, SPI | DMA, LVD, POR, PWM, WDT | 50 | 128KB (128K x 8) | FLASH | - | 16K x 8 | 1.8V ~ 3.6V | A/D 14x12b | Internal | -40°C ~ 105°C (TA) | - | - | Surface Mount | |
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C8051F801-GMIC MCU 8BIT 16KB FLASH 20QFN |
2,344 | - |
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Datasheet | 20-VFQFN Exposed Pad | C8051F80x | Tube | Obsolete | Not Verified | 8051 | 8-Bit | 25MHz | SMBus (2-Wire/I2C), SPI, UART/USART | Cap Sense, POR, PWM, Temp Sensor, WDT | 17 | 16KB (16K x 8) | FLASH | - | 512 x 8 | 1.8V ~ 3.6V | A/D 16x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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C8051F813-GMIC MCU 8BIT 8KB FLASH 20QFN |
2,221 | - |
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Datasheet | 20-VFQFN Exposed Pad | C8051F81x | Tube | Obsolete | Not Verified | 8051 | 8-Bit | 25MHz | SMBus (2-Wire/I2C), SPI, UART/USART | Cap Sense, POR, PWM, Temp Sensor, WDT | 17 | 8KB (8K x 8) | FLASH | - | 512 x 8 | 1.8V ~ 3.6V | A/D 16x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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C8051F806-GMIC MCU 8BIT 16KB FLASH 20QFN |
3,075 | - |
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Datasheet | 20-VFQFN Exposed Pad | C8051F80x | Tube | Obsolete | Not Verified | 8051 | 8-Bit | 25MHz | SMBus (2-Wire/I2C), SPI, UART/USART | Cap Sense, POR, PWM, WDT | 17 | 16KB (16K x 8) | FLASH | - | 512 x 8 | 1.8V ~ 3.6V | - | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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C8051F816-GSIC MCU 8BIT 8KB FLASH 16SOIC |
3,710 | - |
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Datasheet | 16-SOIC (0.154", 3.90mm Width) | C8051F81x | Tube | Obsolete | Verified | 8051 | 8-Bit | 25MHz | SMBus (2-Wire/I2C), SPI, UART/USART | Cap Sense, POR, PWM, Temp Sensor, WDT | 13 | 8KB (8K x 8) | FLASH | - | 512 x 8 | 1.8V ~ 3.6V | A/D 12x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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C8051F827-GSIC MCU 8BIT 8KB FLASH 16SOIC |
4,328 | - |
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Datasheet | 16-SOIC (0.154", 3.90mm Width) | C8051F82x | Tube | Obsolete | Verified | 8051 | 8-Bit | 25MHz | SMBus (2-Wire/I2C), SPI, UART/USART | Cap Sense, POR, PWM, WDT | 13 | 8KB (8K x 8) | FLASH | - | 256 x 8 | 1.8V ~ 3.6V | - | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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C8051F818-GMIC MCU 8BIT 8KB FLASH 20QFN |
1,509 | - |
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Datasheet | 20-VFQFN Exposed Pad | C8051F81x | Tube | Obsolete | Not Verified | 8051 | 8-Bit | 25MHz | SMBus (2-Wire/I2C), SPI, UART/USART | Cap Sense, POR, PWM, WDT | 17 | 8KB (8K x 8) | FLASH | - | 512 x 8 | 1.8V ~ 3.6V | - | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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C8051F825-GSIC MCU 8BIT 8KB FLASH 16SOIC |
1,564 | - |
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Datasheet | 16-SOIC (0.154", 3.90mm Width) | C8051F82x | Tube | Obsolete | Verified | 8051 | 8-Bit | 25MHz | SMBus (2-Wire/I2C), SPI, UART/USART | Cap Sense, POR, PWM, Temp Sensor, WDT | 13 | 8KB (8K x 8) | FLASH | - | 256 x 8 | 1.8V ~ 3.6V | A/D 12x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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C8051F801-GMRIC MCU 8BIT 16KB FLASH 20QFN |
2,290 | - |
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Datasheet | 20-VFQFN Exposed Pad | C8051F80x | Tape & Reel (TR) | Obsolete | Not Verified | 8051 | 8-Bit | 25MHz | SMBus (2-Wire/I2C), SPI, UART/USART | Cap Sense, POR, PWM, Temp Sensor, WDT | 17 | 16KB (16K x 8) | FLASH | - | 512 x 8 | 1.8V ~ 3.6V | A/D 16x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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C8051F806-GMRIC MCU 8BIT 16KB FLASH 20QFN |
1,760 | - |
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Datasheet | 20-VFQFN Exposed Pad | C8051F80x | Tape & Reel (TR) | Obsolete | Not Verified | 8051 | 8-Bit | 25MHz | SMBus (2-Wire/I2C), SPI, UART/USART | Cap Sense, POR, PWM, WDT | 17 | 16KB (16K x 8) | FLASH | - | 512 x 8 | 1.8V ~ 3.6V | - | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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C8051F813-GMRIC MCU 8BIT 8KB FLASH 20QFN |
4,929 | - |
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Datasheet | 20-VFQFN Exposed Pad | C8051F81x | Tape & Reel (TR) | Obsolete | Not Verified | 8051 | 8-Bit | 25MHz | SMBus (2-Wire/I2C), SPI, UART/USART | Cap Sense, POR, PWM, Temp Sensor, WDT | 17 | 8KB (8K x 8) | FLASH | - | 512 x 8 | 1.8V ~ 3.6V | A/D 16x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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C8051F818-GMRIC MCU 8BIT 8KB FLASH 20QFN |
2,368 | - |
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Datasheet | 20-VFQFN Exposed Pad | C8051F81x | Tape & Reel (TR) | Obsolete | Not Verified | 8051 | 8-Bit | 25MHz | SMBus (2-Wire/I2C), SPI, UART/USART | Cap Sense, POR, PWM, WDT | 17 | 8KB (8K x 8) | FLASH | - | 512 x 8 | 1.8V ~ 3.6V | - | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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EFM8BB22F16A-C-QFN28RIC MCU 8BIT 16KB FLASH 28QFN |
4,052 | - |
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Datasheet | 28-WFQFN Exposed Pad | Busy Bee | Tape & Reel (TR) | Active | Not Verified | CIP-51 8051 | 8-Bit | 50MHz | I2C, SMBus, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 22 | 16KB (16K x 8) | FLASH | - | 2.25K x 8 | 2.2V ~ 3.6V | A/D 20x12b | Internal | -40°C ~ 125°C (TA) | - | - | Surface Mount | |
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EFM8LB12F64ES0-C-QFN24RIC MCU 8BIT 64KB FLASH 24QFN |
4,157 | - |
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Datasheet | 24-VFQFN Exposed Pad | Laser Bee | Tape & Reel (TR) | Active | Not Verified | CIP-51 8051 | 8-Bit | 72MHz | I2C, SMBus, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 20 | 64KB (64K x 8) | FLASH | - | 4.25K x 8 | 2.2V ~ 3.6V | A/D 12x14b; D/A 4x12b | Internal | -40°C ~ 105°C (TA) | - | - | Surface Mount | |
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STM8AL3136TAYIC MCU 8BIT 8KB FLASH 32LQFP |
3,629 | - |
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Datasheet | 32-LQFP | STM8A | Tray | Active | Not Verified | STM8A | 8-Bit | 16MHz | I2C, IrDA, LINbus, SPI, UART/USART | Brown-out Detect/Reset, DMA, POR, PWM, WDT | 30 | 8KB (8K x 8) | FLASH | 1K x 8 | 2K x 8 | 1.65V ~ 3.6V | A/D 22x12b; D/A 1x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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STM32G071KBU7TRIC MCU 32BIT 128KB FLSH 32UFQFPN |
4,675 | - |
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Datasheet | 32-UFQFN Exposed Pad | STM32G0 | Tape & Reel (TR) | Active | - | ARM® Cortex®-M0+ | 32-Bit Single-Core | 64MHz | HDMI-CEC, I2C, IrDA, LINbus, SPI, UART/USART, USB Type-C™ (Power Delivery) | Brown-out Detect/Reset, DMA, I2S, POR, PWM, Temp Sensor, WDT | 30 | 128KB (128K x 8) | FLASH | - | 36K x 8 | 1.7V ~ 3.6V | A/D 13x12b SAR; D/A 2x12b | External, Internal | -40°C ~ 105°C (TA) | - | - | Surface Mount | |
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Z8F042APB020ECIC MCU 8BIT 4KB FLASH 8DIP |
3,486 | - |
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Datasheet | 8-DIP (0.300", 7.62mm) | Encore!® XP® | Tube | Obsolete | Not Verified | eZ8 | 8-Bit | 20MHz | IrDA, UART/USART | Brown-out Detect/Reset, LED, LVD, POR, PWM, Temp Sensor, WDT | 6 | 4KB (4K x 8) | FLASH | 128 x 8 | 1K x 8 | 2.7V ~ 3.6V | A/D 4x10b | Internal | -40°C ~ 105°C (TA) | - | - | Through Hole | |
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AT89C1051U-24SCIC MCU 8BIT 1KB FLASH 20SOIC |
2,409 | - |
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Datasheet | 20-SOIC (0.295", 7.50mm Width) | 89C | Tube | Obsolete | Not Verified | 8051 | 8-Bit | 24MHz | UART/USART | LED | 15 | 1KB (1K x 8) | FLASH | - | 64 x 8 | 4V ~ 6V | - | Internal | 0°C ~ 70°C | - | - | Surface Mount | |
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R7F101GBG4CNP#AA016BIT MCU RL78/G24 128K HWQFN32 |
4,587 | - |
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Datasheet | 32-WFQFN Exposed Pad | RL78/G24 | Tray | Active | - | RL78 | 16-Bit | 48MHz | CSI, I2C, LINbus, SPI, UART/USART | LVD, POR, PWM, WDT | 27 | 128KB (128K x 8) | FLASH | 4K x 8 | 12K x 8 | 1.6V ~ 5.5V | A/D 16x8/10b/12b; D/A 3x8b/10b | Internal | -40°C ~ 125°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.
