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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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SIM3L134-C-GMIC MCU 32BIT 32KB FLASH 40QFN |
4,565 | - |
|
Datasheet | 40-VFQFN Exposed Pad | SiM3L1xx | Tray | Last Time Buy | Not Verified | ARM® Cortex®-M3 | 32-Bit Single-Core | 50MHz | I2C, IrDA, SmartCard, SPI, UART/USART | Brown-out Detect/Reset, DMA, POR, PWM, WDT | 28 | 32KB (32K x 8) | FLASH | - | 8K x 8 | 1.8V ~ 3.8V | A/D 20x10/12b; D/A 1x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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SIM3L154-C-GMIC MCU 32BIT 128KB FLASH 40QFN |
2,665 | - |
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Datasheet | 40-VFQFN Exposed Pad | SiM3L1xx | Tray | Last Time Buy | Not Verified | ARM® Cortex®-M3 | 32-Bit Single-Core | 50MHz | I2C, IrDA, SmartCard, SPI, UART/USART | Brown-out Detect/Reset, DMA, POR, PWM, WDT | 28 | 128KB (128K x 8) | FLASH | - | 32K x 8 | 1.8V ~ 3.8V | A/D 20x10/12b; D/A 1x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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SIM3L156-C-GMIC MCU 32BIT 128KB FLASH 64QFN |
4,577 | - |
|
Datasheet | 64-VFQFN Exposed Pad | SiM3L1xx | Tray | Last Time Buy | Not Verified | ARM® Cortex®-M3 | 32-Bit Single-Core | 50MHz | I2C, IrDA, SmartCard, SPI, UART/USART | Brown-out Detect/Reset, DMA, LCD, POR, PWM, WDT | 51 | 128KB (128K x 8) | FLASH | - | 32K x 8 | 1.8V ~ 3.8V | A/D 23x10/12b; D/A 1x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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C8051F34C-GQIC MCU 8BIT 64KB FLASH 48TQFP |
1,458 | - |
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Datasheet | 48-TQFP | C8051F34x | Tray | Obsolete | Verified | 8051 | 8-Bit | 48MHz | EBI/EMI, SMBus (2-Wire/I2C), SPI, UART/USART, USB | Brown-out Detect/Reset, POR, PWM, WDT | 40 | 64KB (64K x 8) | FLASH | - | 4.25K x 8 | 2.7V ~ 5.25V | - | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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C8051F344-GQIC MCU 8BIT 64KB FLASH 48TQFP |
1,511 | - |
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Datasheet | 48-TQFP | C8051F34x | Tray | Obsolete | Verified | 8051 | 8-Bit | 25MHz | EBI/EMI, SMBus (2-Wire/I2C), SPI, UART/USART, USB | Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT | 40 | 64KB (64K x 8) | FLASH | - | 4.25K x 8 | 2.7V ~ 3.6V | A/D 20x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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SIM3L166-C-GQIC MCU 32BIT 256KB FLASH 64TQFP |
3,552 | - |
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Datasheet | 64-TQFP | SiM3L1xx | Tray | Last Time Buy | Not Verified | ARM® Cortex®-M3 | 32-Bit Single-Core | 50MHz | I2C, IrDA, SmartCard, SPI, UART/USART | Brown-out Detect/Reset, DMA, LCD, POR, PWM, WDT | 51 | 256KB (256K x 8) | FLASH | - | 32K x 8 | 1.8V ~ 3.8V | A/D 23x10/12b; D/A 1x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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C8051F588-IMIC MCU 8BIT 128KB FLASH 40QFN |
2,954 | - |
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Datasheet | 40-VFQFN Exposed Pad | C8051F58x | Tube | Last Time Buy | Not Verified | 8051 | 8-Bit | 50MHz | EBI/EMI, SMBus (2-Wire/I2C), CANbus, LINbus, SPI, UART/USART | POR, PWM, Temp Sensor, WDT | 33 | 128KB (128K x 8) | FLASH | - | 8.25K x 8 | 1.8V ~ 5.25V | A/D 32x12b | Internal | -40°C ~ 125°C (TA) | - | - | Surface Mount | |
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EFM32PG22C200F128IM40-CIC MCU 32BIT 128KB FLASH 40QFN |
4,147 | - |
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Datasheet | 40-VFQFN Exposed Pad | Gecko | Tray | Active | Not Verified | ARM® Cortex®-M33 | 32-Bit Single-Core | 76.8MHz | I2C, IrDA, SmartCard, SPI, UART/USART | Brown-out Detect/Reset, DMA, POR, PWM, WDT | 26 | 128KB (128K x 8) | FLASH | - | 32K x 8 | 1.71V ~ 3.8V | A/D 16x12b SAR, 16x16b Sigma-Delta | External, Internal | -40°C ~ 125°C (TA) | - | - | Surface Mount | |
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EFM8BB51F16G-C-QFN20IC MCU 8BIT 16KB FLASH 20QFN |
3,605 | - |
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Datasheet | 20-WFQFN Exposed Pad | Busy Bee | Strip | Active | Not Verified | CIP-51 8051 | 8-Bit | 50MHz | I2C, SMBus, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 16 | 16KB (16K x 8) | FLASH | - | 1.25K x 8 | 1.8V ~ 5.5V | A/D 16x12b SAR | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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EFM8BB21F16A-C-QFN20IC MCU 8BIT 16KB FLASH 20QFN |
1,043 | - |
|
Datasheet | 20-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 | 16 | 16KB (16K x 8) | FLASH | - | 2.25K x 8 | 2.2V ~ 3.6V | A/D 15x12b | Internal | -40°C ~ 125°C (TA) | Automotive | AEC-Q100 | 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.
