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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CY9BF121JWQN-G-JNE2IC MCU 32BIT 64KB FLASH 32QFN |
3,939 | - |
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Datasheet | 32-WFQFN Exposed Pad | FM3 MB9B120J | Tray | Active | Not Verified | ARM® Cortex®-M3 | 32-Bit Single-Core | 72MHz | CSIO, I2C, LINbus, UART/USART | DMA, LVD, POR, PWM, WDT | 23 | 64KB (64K x 8) | FLASH | - | 8K x 8 | 2.7V ~ 5.5V | A/D 8x12b | Internal | -40°C ~ 105°C (TA) | - | - | Surface Mount | |
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ATSAMC20E17A-MUTS2IC MCU 32BIT 128KB FLASH 32VQFN |
3,875 | - |
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Datasheet | 32-VFQFN Exposed Pad | SAM C20 | Tape & Reel (TR) | Active | Not Verified | ARM® Cortex®-M0+ | 32-Bit Single-Core | 48MHz | I2C, LINbus, SPI, UART/USART | Brown-out Detect/Reset, DMA, POR, WDT | 26 | 128KB (128K x 8) | FLASH | - | 16K x 8 | 2.7V ~ 5.5V | A/D 10x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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STM32F042F6P7IC MCU 32BIT 32KB FLASH 20TSSOP |
2,812 | - |
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Datasheet | 20-TSSOP (0.173", 4.40mm Width) | STM32F0 | Tube | Active | Not Verified | ARM® Cortex®-M0 | 32-Bit Single-Core | 48MHz | CANbus, HDMI-CEC, I2C, IrDA, LINbus, SPI, UART/USART, USB | DMA, I2S, POR, PWM, WDT | 16 | 32KB (32K x 8) | FLASH | - | 6K x 8 | 1.65V ~ 3.6V | A/D 12x12b | Internal | -40°C ~ 105°C (TA) | - | - | Surface Mount | |
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ATSAMC21E15A-AUTIC MCU 32BIT 32KB FLASH 32TQFP |
1,437 | - |
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Datasheet | 32-TQFP | SAM C21, Functional Safety (FuSa) | Tape & Reel (TR) | Active | Not Verified | ARM® Cortex®-M0+ | 32-Bit Single-Core | 48MHz | CANbus, I2C, LINbus, SPI, UART/USART | Brown-out Detect/Reset, DMA, POR, WDT | 26 | 32KB (32K x 8) | FLASH | - | 4K x 8 | 2.7V ~ 5.5V | A/D 10x12b, 1x16b; D/A 1x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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EFM8SB20F16G-B-QFN24RIC MCU 8BIT 16KB FLASH 24QFN |
1,748 | - |
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Datasheet | 24-WFQFN Exposed Pad | Sleepy Bee | Tape & Reel (TR) | Active | Not Verified | CIP-51 8051 | 8-Bit | 25MHz | EBI/EMI, I2C, SMBus, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 16 | 16KB (16K x 8) | FLASH | - | 4.25K x 8 | 1.8V ~ 3.6V | A/D 15x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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STM8L151C8U6IC MCU 8BIT 64KB FLASH 48UFQFPN |
3,431 | - |
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Datasheet | 48-UFQFN Exposed Pad | STM8L EnergyLite | Tray | Active | Not Verified | STM8 | 8-Bit | 16MHz | I2C, IrDA, SPI, UART/USART | Brown-out Detect/Reset, DMA, IR, POR, PWM, WDT | 41 | 64KB (64K x 8) | FLASH | 2K x 8 | 4K x 8 | 1.8V ~ 3.6V | A/D 25x12b; D/A 2x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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ATSAMD21E17D-AFTIC MCU 32BIT 128KB FLASH 32TQFP |
2,910 | - |
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Datasheet | 32-TQFP | SAM D21E, Functional Safety (FuSa) | Tape & Reel (TR) | Active | Not Verified | ARM® Cortex®-M0+ | 32-Bit Single-Core | 48MHz | I2C, LINbus, SPI, UART/USART, USB | Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT | 26 | 128KB (128K x 8) | FLASH | - | 16K x 8 | 1.62V ~ 3.63V | A/D 10x12b; D/A 1x10b | Internal | -40°C ~ 125°C (TA) | Automotive | AEC-Q100 | Surface Mount | |
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DSPIC33CK64MP203T-I/M5IC MCU 16BIT 64KB FLASH 36UQFN |
3,258 | - |
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Datasheet | 36-UFQFN Exposed Pad | dsPIC™ 33CK, Functional Safety (FuSa) | Tape & Reel (TR) | Active | Not Verified | dsPIC | 16-Bit | 100MHz | I2C, IrDA, LINbus, SPI, UART/USART | Brown-out Detect/Reset, DMA, Motor Control PWM, POR, PWM, QEI, WDT | 29 | 64KB (64K x 8) | FLASH | - | 8K x 8 | 3V ~ 3.6V | A/D 16x12b; D/A 3x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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MC9S08PL60CLDIC MCU 8BIT 60KB FLASH 44LQFP |
2,560 | - |
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Datasheet | 44-LQFP | S08 | Tray | Active | Not Verified | S08 | 8-Bit | 20MHz | LINbus, SCI, UART/USART | LVD, POR, PWM | 42 | 60KB (60K x 8) | FLASH | 256 x 8 | 4K x 8 | 2.7V ~ 5.5V | A/D 12x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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STM8S105S6T3CIC MCU 8BIT 32KB FLASH 44LQFP |
2,029 | - |
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Datasheet | 44-LQFP | STM8S | Tray | Active | Not Verified | STM8 | 8-Bit | 16MHz | I2C, IrDA, LINbus, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 34 | 32KB (32K x 8) | FLASH | 1K x 8 | 2K x 8 | 2.95V ~ 5.5V | A/D 9x10b | Internal | -40°C ~ 125°C (TA) | - | - | Surface Mount | |
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STM32F031C6T6TRIC MCU 32BIT 32KB FLASH 48LQFP |
1,464 | - |
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Datasheet | 48-LQFP | STM32F0 | Tape & Reel (TR) | Active | Not Verified | ARM® Cortex®-M0 | 32-Bit Single-Core | 48MHz | I2C, IrDA, LINbus, SPI, UART/USART | DMA, I2S, POR, PWM, WDT | 39 | 32KB (32K x 8) | FLASH | - | 4K x 8 | 2V ~ 3.6V | A/D 13x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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STM32F042K4U6IC MCU 32BIT 16KB FLASH 32UFQFPN |
4,233 | - |
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Datasheet | 32-UFQFN Exposed Pad | STM32F0 | Tray | Active | Not Verified | ARM® Cortex®-M0 | 32-Bit Single-Core | 48MHz | CANbus, HDMI-CEC, I2C, IrDA, LINbus, SPI, UART/USART, USB | DMA, I2S, POR, PWM, WDT | 26 | 16KB (16K x 8) | FLASH | - | 6K x 8 | 1.65V ~ 3.6V | A/D 13x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
.jpg "EFM8BB22F16A-C-QFN28")
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EFM8BB22F16A-C-QFN28IC MCU 8BIT 16KB FLASH 28QFN |
2,445 | - |
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Datasheet | 28-WFQFN Exposed Pad | Busy Bee | Tube | 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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STM8L152C8U6IC MCU 8BIT 64KB FLASH 48UFQFPN |
3,773 | - |
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Datasheet | 48-UFQFN Exposed Pad | STM8L EnergyLite | Tray | Active | Not Verified | STM8 | 8-Bit | 16MHz | I2C, IrDA, SPI, UART/USART | Brown-out Detect/Reset, DMA, IR, LCD, POR, PWM, WDT | 41 | 64KB (64K x 8) | FLASH | 2K x 8 | 4K x 8 | 1.8V ~ 3.6V | A/D 25x12b; D/A 2x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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IS31CS5523W-QFLS2IC MCU 8BIT 64KB FLASH 48QFN |
1,168 | - |
|
Datasheet | 48-WFQFN Exposed Pad | - | Tray | Active | Not Verified | 8051 | 8-Bit | 16MHz | I2C, LINbus, SPI, UART/USART | LCD, LED, LVD, LVR, POR, PWM, WDT | 46 | 64KB (64K x 8) | FLASH | - | 2K x 8 | 2V ~ 5.5V | A/D 16x12b SAR; D/A 2x8b | External, Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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STM8S207K8T6CIC MCU 8BIT 64KB FLASH 32LQFP |
1,523 | - |
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Datasheet | 32-LQFP | STM8S | Tray | Active | Not Verified | STM8 | 8-Bit | 24MHz | I2C, IrDA, LINbus, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 25 | 64KB (64K x 8) | FLASH | 1K x 8 | 6K x 8 | 2.95V ~ 5.5V | A/D 7x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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STM32F051K4T6TRIC MCU 32BIT 16KB FLASH 32LQFP |
3,109 | - |
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Datasheet | 32-LQFP | STM32F0 | Tape & Reel (TR) | Active | Not Verified | ARM® Cortex®-M0 | 32-Bit Single-Core | 48MHz | HDMI-CEC, I2C, IrDA, LINbus, SPI, UART/USART | DMA, I2S, POR, PWM, WDT | 25 | 16KB (16K x 8) | FLASH | - | 8K x 8 | 2V ~ 3.6V | A/D 13x12b; D/A 1x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
.jpg "STM32F051K4U7")
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STM32F051K4U7IC MCU 32BIT 16KB FLASH 32UFQFPN |
1,978 | - |
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Datasheet | 32-UFQFN Exposed Pad | STM32F0 | Tray | Active | Not Verified | ARM® Cortex®-M0 | 32-Bit Single-Core | 48MHz | HDMI-CEC, I2C, IrDA, LINbus, SPI, UART/USART | DMA, I2S, POR, PWM, WDT | 27 | 16KB (16K x 8) | FLASH | - | 8K x 8 | 2V ~ 3.6V | A/D 13x12b; D/A 1x12b | Internal | -40°C ~ 105°C (TA) | - | - | Surface Mount | |
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STM32L052R6T6IC MCU 32BIT 32KB FLASH 64LQFP |
3,564 | - |
|
Datasheet | 64-LQFP | STM32L0 | Tray | Active | Not Verified | ARM® Cortex®-M0+ | 32-Bit Single-Core | 32MHz | I2C, IrDA, SPI, UART/USART, USB | Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT | 51 | 32KB (32K x 8) | FLASH | 2K x 8 | 8K x 8 | 1.65V ~ 3.6V | A/D 16x12b; D/A 1x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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STM32L052C8T6DIC MCU 32BIT 64KB FLASH 48LQFP |
2,888 | - |
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Datasheet | 48-LQFP | STM32L0 | Tray | Active | Not Verified | ARM® Cortex®-M0+ | 32-Bit Single-Core | 32MHz | I2C, IrDA, SPI, UART/USART, USB | Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT | 37 | 64KB (64K x 8) | FLASH | 2K x 8 | 8K x 8 | 1.65V ~ 3.6V | A/D 10x12b; D/A 1x12b | 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.
