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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C8051T633-GMIC MCU 8BIT 4KB OTP 20QFN |
2,679 | - |
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Datasheet | 20-VFQFN Exposed Pad | C8051T63x | Tube | Obsolete | Not Verified | 8051 | 8-Bit | 25MHz | SMBus (2-Wire/I2C), SPI, UART/USART | POR, PWM, WDT | 17 | 4KB (4K x 8) | OTP | - | 768 x 8 | 1.8V ~ 3.6V | - | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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C8051T634-GMIC MCU 8BIT 2KB OTP 20QFN |
2,716 | - |
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Datasheet | 20-VFQFN Exposed Pad | C8051T63x | Tube | Obsolete | Not Verified | 8051 | 8-Bit | 25MHz | SMBus (2-Wire/I2C), SPI, UART/USART | POR, PWM, Temp Sensor, WDT | 17 | 2KB (2K x 8) | OTP | - | 768 x 8 | 1.8V ~ 3.6V | A/D 16x10b; D/A 1x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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C8051T635-GMIC MCU 8BIT 2KB OTP 20QFN |
4,541 | - |
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Datasheet | 20-VFQFN Exposed Pad | C8051T63x | Tube | Obsolete | Not Verified | 8051 | 8-Bit | 25MHz | SMBus (2-Wire/I2C), SPI, UART/USART | POR, PWM, WDT | 17 | 2KB (2K x 8) | OTP | - | 768 x 8 | 1.8V ~ 3.6V | - | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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C8051F930-GQIC MCU 8BIT 64KB FLASH 32LQFP |
1,559 | - |
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Datasheet | 32-LQFP | C8051F9xx | Tray | Obsolete | Verified | 8051 | 8-Bit | 25MHz | SMBus (2-Wire/I2C), SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT | 24 | 64KB (64K x 8) | FLASH | - | 4.25K x 8 | 0.9V ~ 3.6V | A/D 23x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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C8051F930-GMIC MCU 8BIT 64KB FLASH 32QFN |
1,174 | - |
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Datasheet | 32-VFQFN Exposed Pad | C8051F9xx | Tray | Obsolete | Not Verified | 8051 | 8-Bit | 25MHz | SMBus (2-Wire/I2C), SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT | 24 | 64KB (64K x 8) | FLASH | - | 4.25K x 8 | 0.9V ~ 3.6V | A/D 23x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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C8051F931-GMIC MCU 8BIT 64KB FLASH 24QFN |
4,194 | - |
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Datasheet | 24-WFQFN Exposed Pad | C8051F9xx | Tray | Obsolete | Not Verified | 8051 | 8-Bit | 25MHz | SMBus (2-Wire/I2C), SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT | 16 | 64KB (64K x 8) | FLASH | - | 4.25K x 8 | 0.9V ~ 3.6V | A/D 15x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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C8051F920-GQIC MCU 8BIT 32KB FLASH 32LQFP |
4,446 | - |
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Datasheet | 32-LQFP | C8051F9xx | Tray | Obsolete | Verified | 8051 | 8-Bit | 25MHz | SMBus (2-Wire/I2C), SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT | 24 | 32KB (32K x 8) | FLASH | - | 4.25K x 8 | 0.9V ~ 3.6V | A/D 23x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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C8051F920-GMIC MCU 8BIT 32KB FLASH 32QFN |
4,649 | - |
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Datasheet | 32-VFQFN Exposed Pad | C8051F9xx | Tray | Obsolete | Not Verified | 8051 | 8-Bit | 25MHz | SMBus (2-Wire/I2C), SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT | 24 | 32KB (32K x 8) | FLASH | - | 4.25K x 8 | 0.9V ~ 3.6V | A/D 23x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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C8051F921-GMIC MCU 8BIT 32KB FLASH 24QFN |
4,910 | - |
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Datasheet | 24-WFQFN Exposed Pad | C8051F9xx | Tube | Obsolete | Not Verified | 8051 | 8-Bit | 25MHz | SMBus (2-Wire/I2C), SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT | 16 | 32KB (32K x 8) | FLASH | - | 4.25K x 8 | 0.9V ~ 3.6V | A/D 15x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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PIC18LF4458-I/PTIC MCU 8BIT 24KB FLASH 44TQFP |
1,602 | - |
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Datasheet | 44-TQFP | PIC® 18F | Tray | Active | Not Verified | PIC | 8-Bit | 48MHz | I2C, SPI, UART/USART, USB | Brown-out Detect/Reset, HLVD, POR, PWM, WDT | 35 | 24KB (12K x 16) | FLASH | 256 x 8 | 2K x 8 | 2V ~ 5.5V | A/D 13x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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LH79520N0Q000B1;55IC MCU 32BIT ROMLESS 176LQFP |
4,280 | - |
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Datasheet | 176-LQFP | BlueStreak ; LH7 | Tray | Obsolete | Not Verified | ARM7® | 32-Bit Single-Core | 77.4MHz | EBI/EMI, IrDA, Microwire, SPI, SSI, SSP, UART/USART | DMA, LCD, POR, PWM, WDT | 64 | - | ROMless | - | 32K x 8 | 1.62V ~ 3.6V | - | External | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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LH7A404N0F000B3;55IC MCU 32BIT ROMLESS 324LFBGA |
3,593 | - |
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Datasheet | 324-LFBGA | BlueStreak ; LH7A | Tray | Obsolete | Not Verified | ARM9® | 32-Bit Single-Core | 200MHz | EBI/EMI, IrDA, Microwire, Memory Card, PS/2, SmartCard, SPI, SSI, SSP, UART/USART, USB | AC'97, DMA, LCD, POR, PWM, WDT | 64 | - | ROMless | - | 80K x 8 | 1.71V ~ 3.6V | A/D 9x10b | External | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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LH7A404N0F092B3;55IC MCU 32BIT ROMLESS 324LFBGA |
4,127 | - |
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Datasheet | 324-LFBGA | BlueStreak ; LH7A | Tray | Obsolete | Not Verified | ARM9® | 32-Bit Single-Core | 266MHz | EBI/EMI, IrDA, Microwire, Memory Card, PS/2, SmartCard, SPI, SSI, SSP, UART/USART, USB | AC'97, DMA, LCD, POR, PWM, WDT | 64 | - | ROMless | - | 80K x 8 | 1.71V ~ 3.6V | A/D 9x10b | External | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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LH75411N0Q100C0;55IC MCU 32BIT ROMLESS 144LQFP |
4,855 | - |
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Datasheet | 144-LQFP | BlueStreak ; LH7 | Tray | Obsolete | Not Verified | ARM7® | 32-Bit Single-Core | 84MHz | EBI/EMI, SPI, SSI, SSP, UART/USART | Brown-out Detect/Reset, DMA, LCD, POR, PWM, WDT | 76 | - | ROMless | - | 32K x 8 | 1.7V ~ 3.6V | A/D 8x10b | External | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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LH7A400N0G000B5;55IC MCU 32BIT ROMLESS 256BGA |
2,894 | - |
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Datasheet | 256-BGA | BlueStreak ; LH7A | Tray | Obsolete | Not Verified | ARM9® | 32-Bit Single-Core | 200MHz | EBI/EMI, IrDA, Microwire, Memory Card, SmartCard, SPI, SSI, SSP, UART/USART, USB | AC'97, DMA, LCD, POR, PWM, WDT | 60 | - | ROMless | - | 80K x 8 | 1.71V ~ 3.6V | - | External | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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LM3S1625-IQR50-A0IC MCU 32BIT 128KB FLASH 64LQFP |
2,907 | - |
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Datasheet | 64-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, DMA, POR, PWM, WDT | 33 | 128KB (128K x 8) | FLASH | - | 32K x 8 | 2.25V ~ 2.75V | A/D 6x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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LM3S2678-IQR50-A0IC MCU 32BIT 128KB FLASH 64LQFP |
4,854 | - |
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Datasheet | 64-LQFP | Stellaris® ARM® Cortex®-M3S 2000 | Tray | Obsolete | Not Verified | ARM® Cortex®-M3 | 32-Bit Single-Core | 50MHz | CANbus, IrDA, Microwire, QEI, SPI, SSI, UART/USART | Brown-out Detect/Reset, DMA, POR, PWM, WDT | 33 | 128KB (128K x 8) | FLASH | - | 32K x 8 | 2.25V ~ 2.75V | A/D 8x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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LM3S2776-IQR50-A0IC MCU 32BIT 128KB FLASH 64LQFP |
2,548 | - |
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Datasheet | 64-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, DMA, POR, PWM, WDT | 33 | 128KB (128K x 8) | FLASH | - | 64K x 8 | 2.25V ~ 2.75V | A/D 6x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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R5F212J0SNSP#U0IC MCU 16BIT 2KB FLASH 20LSSOP |
1,180 | - |
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Datasheet | 20-LSSOP (0.173", 4.40mm Width) | R8C/2x/2J | Tray | Obsolete | Not Verified | R8C | 16-Bit | 8MHz | LINbus, SIO, UART/USART | POR, PWM, Voltage Detect, WDT | 12 | 2KB (2K x 8) | FLASH | - | 256 x 8 | 2.2V ~ 5.5V | - | Internal | -20°C ~ 85°C (TA) | - | - | Surface Mount | |
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R5F212H1SNSP#U0IC MCU 16BIT 4KB FLASH 20LSSOP |
1,254 | - |
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Datasheet | 20-LSSOP (0.173", 4.40mm Width) | R8C/2x/2H | Tray | Obsolete | Not Verified | R8C | 16-Bit | 8MHz | LINbus, SIO, UART/USART | POR, PWM, Voltage Detect, WDT | 15 | 4KB (4K x 8) | FLASH | - | 256 x 8 | 2.2V ~ 5.5V | - | 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.
