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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
M054LDEIC MCU 32BIT 16KB FLASH 48LQFP |
4,624 | - |
|
Datasheet | 48-LQFP | NuMicro M051™ DE | Tray | Active | Not Verified | ARM® Cortex®-M0 | 32-Bit Single-Core | 50MHz | EBI/EMI, I2C, IrDA, LINbus, SPI, UART/USART | Brown-out Detect/Reset, LVD, POR, PWM, WDT | 40 | 16KB (16K x 8) | FLASH | - | 4K x 8 | 2.5V ~ 5.5V | A/D 8x12b | Internal | -40°C ~ 105°C (TA) | - | - | Surface Mount | |
|
M0A23OC1ACU TR32 KB FLASH, 4K SRAM, CAN, AUTOM |
2,955 | - |
|
Datasheet | 20-SSOP (0.209", 5.30mm Width) | NuMicro™ M0A23U | Tape & Reel (TR) | Active | - | ARM® Cortex®-M0 | 32-Bit | 48MHz | CANbus, I2C, IrDA, LINbus, SPI, UART/USART | Brown-out Detect/Reset, DMA, LVR, POR, PWM, WDT | 18 | 32KB (32K x 8) | FLASH | - | 4K x 8 | 2.4V ~ 5.5V | A/D 17x12b SAR; D/A 1x5b | External, Internal | -40°C ~ 125°C (TA) | - | - | Surface Mount | |
|
M0A23EC1ACU TR32 KB FLASH, 4K SRAM, CAN, AUTOM |
1,333 | - |
|
Datasheet | 28-TSSOP (0.173", 4.40mm Width) | NuMicro™ M0A23U | Tape & Reel (TR) | Active | - | ARM® Cortex®-M0 | 32-Bit | 48MHz | CANbus, I2C, IrDA, LINbus, SPI, UART/USART | Brown-out Detect/Reset, DMA, LVR, POR, PWM, WDT | 26 | 32KB (32K x 8) | FLASH | - | 4K x 8 | 2.4V ~ 5.5V | A/D 17x12b SAR; D/A 1x5b | External, Internal | -40°C ~ 125°C (TA) | - | - | Surface Mount | |
|
ML54MD1AEIC MCU 8BIT 64KB FLASH 44LQFP |
2,073 | - |
|
Datasheet | 44-LQFP | NuMicro™ ML54 | Tray | Active | - | 8051 | 8-Bit | 24MHz | I2C, SmartCard, SPI, UART/USART | Brown-out Detect/Reset, LVR, POR, PWM, WDT | 38 | 64KB (64K x 8) | FLASH | - | 4K x 8 | 1.8V ~ 5.5V | A/D 10x12b SAR | Internal | -40°C ~ 105°C (TA) | - | - | Surface Mount | |
|
ML51UB9AEIC MCU 8BIT 16KB FLASH 28SOP |
4,714 | - |
|
Datasheet | 28-SOIC (0.295", 7.50mm Width) | NuMicro ML51 | Tube | Active | Not Verified | 8051 | 8-Bit | 24MHz | I2C, SPI, UART/USART | Brown-out Detect/Reset, LVR, POR, PWM, WDT | 24 | 16KB (16K x 8) | FLASH | - | 1K x 8 | 1.8V ~ 5.5V | A/D 8x12b SAR | Internal | -40°C ~ 105°C (TA) | - | - | Surface Mount | |
|
W78C032C40PLIC MCU 8BIT ROMLESS 44PLCC |
2,268 | - |
|
Datasheet | 44-LCC (J-Lead) | W78 | Tube | Not For New Designs | Not Verified | 8051 | 8-Bit | 40MHz | EBI/EMI, Serial Port | - | 32 | - | ROMless | - | 256 x 8 | 4.5V ~ 5.5V | - | Internal | 0°C ~ 70°C (TA) | - | - | Surface Mount | |
|
NUC121ZC2AEIC MCU 32BIT 32KB FLASH 32QFN |
4,850 | - |
|
Datasheet | 32-WFQFN Exposed Pad | NuMicro™ NUC121 | Tray | Not For New Designs | Not Verified | ARM® Cortex®-M0 | 32-Bit Single-Core | 50MHz | I2C, IrDA, SPI, UART/USART, USB | Brown-out Detect/Reset, DMA, I2S, LVR, POR, PWM, WDT | 22 | 32KB (32K x 8) | FLASH | - | 8K x 8 | 2.5V ~ 5.5V | A/D 4x12b | Internal | -40°C ~ 105°C (TA) | - | - | Surface Mount | |
|
|
NDA103EC1IC MCU 32BIT 29.5KB FLSH 28TSSOP |
4,764 | - |
|
Datasheet | 28-TSSOP (0.173", 4.40mm Width) | - | Tube | Active | - | ARM® Cortex®-M0 | - | 48MHz | SCI | PWM | 22 | 29.5KB (29.5k x 8) | FLASH | - | 4K x 8 | 2.1V ~ 5.5V | A/D 8x12b | Internal | -40°C ~ 105°C | - | - | Surface Mount | |
|
|
NDA102EC1IC MCU 32BIT 29.5KB FLSH 28TSSOP |
4,794 | - |
|
Datasheet | 28-TSSOP (0.173", 4.40mm Width) | NuMicro™ DALI 2 | Tube | Active | - | ARM® Cortex®-M0 | - | 48MHz | SCI | PWM | 22 | 29.5KB (29.5k x 8) | FLASH | - | 4K x 8 | 2.1V ~ 5.5V | A/D 8x12b | Internal | -40°C ~ 105°C | - | - | Surface Mount | |
|
M251SE3AEM23-128KFLASH+16KRAM+UART+SPI+I2 |
4,007 | - |
|
Datasheet | 64-LQFP | NuMicro™ M251 | Tray | Active | - | ARM® Cortex®-M23 | 32-Bit | 48MHz | EBI/EMI, I2C, IrDA, LINbus, QSPI, SPI, UART/USART | Brown-out Detect/Reset, DMA, I2S, LVR, POR, PWM, WDT | 53 | 128KB (128K x 8) | FLASH | - | 16K x 8 | 1.75V ~ 5.5V | A/D 16x12b SAR | External, Internal | -40°C ~ 105°C (TA) | - | - | 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.
