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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R5F5631PDDFL#10IC MCU 32BIT 512KB FLASH 48LFQFP |
3,111 | - |
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Datasheet | 48-LQFP | RX631 | Tray | Not For New Designs | Not Verified | RX | 32-Bit Single-Core | 100MHz | CANbus, EBI/EMI, Ethernet, I2C, LINbus, SCI, SPI, USB | DMA, LVD, POR, PWM, WDT | 30 | 512KB (512K x 8) | FLASH | 32K x 8 | 64K x 8 | 2.7V ~ 3.6V | A/D 8x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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LM3S818-IQN50-C2IC MCU 32BIT 64KB FLASH 48LQFP |
2,630 | - |
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Datasheet | 48-LQFP | Stellaris® ARM® Cortex®-M3S 800 | Tray | Active | Not Verified | ARM® Cortex®-M3 | 32-Bit Single-Core | 50MHz | Microwire, QEI, SPI, SSI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 30 | 64KB (64K x 8) | FLASH | - | 8K x 8 | 3V ~ 3.6V | A/D 6x10b | Internal | -40°C ~ 85°C | - | - | Surface Mount | |
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LM3S1D26-IQR80-A1TIC MCU 32BIT 512KB FLASH 64LQFP |
2,820 | - |
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Datasheet | 64-LQFP | Stellaris® ARM® Cortex®-M3S 1000 | Tape & Reel (TR) | Obsolete | Not Verified | ARM® Cortex®-M3 | 32-Bit Single-Core | 80MHz | I2C, IrDA, LINbus, Microwire, SPI, SSI, UART/USART | Brown-out Detect/Reset, DMA, POR, PWM, WDT | 33 | 512KB (512K x 8) | FLASH | - | 96K x 8 | 1.235V ~ 1.365V | A/D 8x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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LM3S5C36-IQR80-A1TIC MCU 32BIT 512KB FLASH 64LQFP |
1,212 | - |
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Datasheet | 64-LQFP | Stellaris® ARM® Cortex®-M3S 5000 | Tape & Reel (TR) | Obsolete | Not Verified | ARM® Cortex®-M3 | 32-Bit Single-Core | 80MHz | CANbus, I2C, IrDA, LINbus, Microwire, QEI, SPI, SSI, UART/USART, USB | Brown-out Detect/Reset, DMA, POR, PWM, WDT | 33 | 512KB (512K x 8) | FLASH | - | 64K x 8 | 3V ~ 3.6V | A/D 8x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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S9S12T64J1MPKE1IC MCU 16BIT 64KB FLASH |
4,597 | - |
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Datasheet | - | - | Tray | Obsolete | Not Verified | S12 | 16-Bit | 32MHz | - | - | - | 64KB (64K x 8) | FLASH | - | - | - | - | - | -40°C ~ 125°C (TA) | - | - | - | |
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C8051F501-IQRIC MCU 8BIT 64KB FLASH 48TQFP |
2,350 | - |
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Datasheet | 48-TQFP | C8051F50x | Tape & Reel (TR) | Active | Not Verified | 8051 | 8-Bit | 50MHz | EBI/EMI, SMBus (2-Wire/I2C), SPI, UART/USART | POR, PWM, Temp Sensor, WDT | 40 | 64KB (64K x 8) | FLASH | - | 4.25K x 8 | 1.8V ~ 5.25V | A/D 32x12b | Internal | -40°C ~ 125°C (TA) | - | - | Surface Mount | |
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R5F562G7ADFP#11IC MCU 32BIT 128KB FLSH 100LFQFP |
4,961 | - |
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Datasheet | 100-LQFP | RX62G | Tray | Obsolete | Not Verified | RX | 32-Bit Single-Core | 100MHz | CANbus, I2C, LINbus, SCI, SPI | DMA, LVD, POR, PWM, WDT | 55 | 128KB (128K x 8) | FLASH | 8K x 8 | 8K x 8 | 4V ~ 5.5V | A/D 12x10b, 8x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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LM3S1620-EQC25-A2IC MCU 32BIT 128KB FLASH 100LQFP |
4,756 | - |
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Datasheet | 100-LQFP | Stellaris® ARM® Cortex®-M3S 1000 | Tube | Obsolete | Not Verified | ARM® Cortex®-M3 | 32-Bit Single-Core | 25MHz | I2C, IrDA, Microwire, QEI, SPI, SSI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 52 | 128KB (128K x 8) | FLASH | - | 32K x 8 | 2.25V ~ 2.75V | - | Internal | -40°C ~ 105°C (TA) | - | - | Surface Mount | |
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LM3S1635-EQC50-A2IC MCU 32BIT 128KB FLASH 100LQFP |
3,898 | - |
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Datasheet | 100-LQFP | Stellaris® ARM® Cortex®-M3S 1000 | Tray | Obsolete | Not Verified | ARM® Cortex®-M3 | 32-Bit Single-Core | 50MHz | I2C, IrDA, Microwire, SPI, SSI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 56 | 128KB (128K x 8) | FLASH | - | 32K x 8 | 2.25V ~ 2.75V | A/D 4x10b | Internal | -40°C ~ 105°C (TA) | - | - | Surface Mount | |
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LM3S1637-EQC50-A2IC MCU 32BIT 128KB FLASH 100LQFP |
4,220 | - |
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Datasheet | 100-LQFP | Stellaris® ARM® Cortex®-M3S 1000 | Tray | Obsolete | Not Verified | ARM® Cortex®-M3 | 32-Bit Single-Core | 50MHz | I2C, IrDA, Microwire, QEI, SPI, SSI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 43 | 128KB (128K x 8) | FLASH | - | 32K x 8 | 2.25V ~ 2.75V | A/D 4x10b | Internal | -40°C ~ 105°C (TA) | - | - | Surface Mount | |
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LM3S2412-EQC25-A2IC MCU 32BIT 96KB FLASH 100LQFP |
4,408 | - |
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Datasheet | 100-LQFP | Stellaris® ARM® Cortex®-M3S 2000 | Tray | Obsolete | Not Verified | ARM® Cortex®-M3 | 32-Bit Single-Core | 25MHz | CANbus, I2C, IrDA, Microwire, SPI, SSI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 49 | 96KB (96K x 8) | FLASH | - | 32K x 8 | 2.25V ~ 2.75V | A/D 3x10b | Internal | -40°C ~ 105°C (TA) | - | - | Surface Mount | |
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LM3S2432-EQC50-A2IC MCU 32BIT 96KB FLASH 100LQFP |
4,382 | - |
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Datasheet | 100-LQFP | Stellaris® ARM® Cortex®-M3S 2000 | Tray | Obsolete | Not Verified | ARM® Cortex®-M3 | 32-Bit Single-Core | 50MHz | CANbus, I2C, IrDA, Microwire, SPI, SSI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 34 | 96KB (96K x 8) | FLASH | - | 32K x 8 | 2.25V ~ 2.75V | A/D 3x10b | Internal | -40°C ~ 105°C (TA) | - | - | Surface Mount | |
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LM3S2637-EQC50-A2IC MCU 32BIT 128KB FLASH 100LQFP |
3,686 | - |
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Datasheet | 100-LQFP | Stellaris® ARM® Cortex®-M3S 2000 | Tray | Obsolete | Not Verified | ARM® Cortex®-M3 | 32-Bit Single-Core | 50MHz | CANbus, I2C, IrDA, Microwire, SPI, SSI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 46 | 128KB (128K x 8) | FLASH | - | 32K x 8 | 2.25V ~ 2.75V | A/D 4x10b | Internal | -40°C ~ 105°C (TA) | - | - | Surface Mount | |
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LM3S2651-EQC50-A2IC MCU 32BIT 128KB FLASH 100LQFP |
4,285 | - |
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Datasheet | 100-LQFP | Stellaris® ARM® Cortex®-M3S 2000 | Tray | Obsolete | Not Verified | ARM® Cortex®-M3 | 32-Bit Single-Core | 50MHz | CANbus, I2C, IrDA, Microwire, SPI, SSI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 53 | 128KB (128K x 8) | FLASH | - | 32K x 8 | 2.25V ~ 2.75V | A/D 4x10b | Internal | -40°C ~ 105°C (TA) | - | - | Surface Mount | |
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UPD78F1146AGK(S)-GAJ-AXIC MCU 16BIT 256KB FLASH 64LQFP |
1,365 | - |
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Datasheet | 64-LQFP | 78K0R/Kx3 | Tray | Active | - | 78K/0R | 16-Bit | 20MHz | 3-Wire SIO, EBI/EMI, I2C, LINbus, UART/USART | DMA, LVD, POR, PWM, WDT | 55 | 256KB (256K x 8) | FLASH | - | 12K x 8 | 1.8V ~ 5.5V | A/D 8x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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EFM32WG990F128-B-BGA112RIC MCU 32BIT 128KB FLASH 112BGA |
4,972 | - |
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Datasheet | 112-LFBGA | Wonder Gecko | Tape & Reel (TR) | Obsolete | Not Verified | ARM® Cortex®-M4F | 32-Bit Single-Core | 48MHz | EBI/EMI, I2C, IrDA, SmartCard, SPI, UART/USART, USB | Brown-out Detect/Reset, DMA, I2S, LCD, POR, PWM, WDT | 86 | 128KB (128K x 8) | FLASH | - | 32K x 8 | 1.98V ~ 3.8V | A/D 8x12b SAR; D/A 2x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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PIC17C42A-25E/LIC MCU 8BIT 4KB OTP 44PLCC |
3,764 | - |
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Datasheet | 44-LCC (J-Lead) | PIC® 17C | Tube | Obsolete | Not Verified | PIC | 8-Bit | 25MHz | UART/USART | POR, PWM, WDT | 33 | 4KB (2K x 16) | OTP | - | 232 x 8 | 4.5V ~ 6V | - | External | -40°C ~ 125°C (TA) | - | - | Surface Mount | |
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PIC17C42A-33E/LIC MCU 8BIT 4KB OTP 44PLCC |
2,905 | - |
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Datasheet | 44-LCC (J-Lead) | PIC® 17C | Tube | Obsolete | Not Verified | PIC | 8-Bit | 33MHz | UART/USART | POR, PWM, WDT | 33 | 4KB (2K x 16) | OTP | - | 232 x 8 | 4.5V ~ 6V | - | External | -40°C ~ 125°C (TA) | - | - | Surface Mount | |
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R5F2L38ACDFA#V0IC MCU 16BIT 96KB FLASH 80LQFP |
2,236 | - |
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Datasheet | 80-LQFP | R8C/Lx/38C | Tray | Not For New Designs | Not Verified | R8C | 16-Bit | 20MHz | I2C, LINbus, SIO, SSU, UART/USART | LCD, POR, PWM, Voltage Detect, WDT | 68 | 96KB (96K x 8) | FLASH | 4K x 8 | 10K x 8 | 1.8V ~ 5.5V | A/D 16x10b; D/A 2x8b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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R5F212A8SNFA#V2IC MCU 16BIT 64KB FLASH 64LQFP |
1,463 | - |
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Datasheet | 64-LQFP | R8C/2x/2A | Tray | Not For New Designs | Not Verified | R8C | 16-Bit | 20MHz | I2C, LINbus, SIO, SSU, UART/USART | POR, PWM, Voltage Detect, WDT | 55 | 64KB (64K x 8) | FLASH | - | 3K x 8 | 2.2V ~ 5.5V | A/D 12x10b; D/A 2x8b | Internal | -20°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.
