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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R5F211B2SP#U0IC MCU 16BIT 8KB FLASH 20LSSOP |
1,298 | - |
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Datasheet | 20-LSSOP (0.173", 4.40mm Width) | R8C/1x/1B | Tube | Obsolete | Verified | R8C | 16-Bit | 20MHz | I2C, SIO, SSU, UART/USART | LED, POR, Voltage Detect, WDT | 13 | 8KB (8K x 8) | FLASH | - | 512 x 8 | 2.7V ~ 5.5V | A/D 4x10b | Internal | -20°C ~ 85°C (TA) | - | - | Surface Mount | |
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R5F211B4SP#U0IC MCU 16BIT 16KB FLASH 20LSSOP |
3,212 | - |
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Datasheet | 20-LSSOP (0.173", 4.40mm Width) | R8C/1x/1B | Tube | Obsolete | Verified | R8C | 16-Bit | 20MHz | I2C, SIO, SSU, UART/USART | LED, POR, Voltage Detect, WDT | 13 | 16KB (16K x 8) | FLASH | - | 1K x 8 | 2.7V ~ 5.5V | A/D 4x10b | Internal | -20°C ~ 85°C (TA) | - | - | Surface Mount | |
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UPSD3312DV-40T6IC MCU 8BIT 80KB FLASH 52TQFP |
3,164 | - |
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Datasheet | 52-TQFP | µPSD | Tray | Obsolete | Not Verified | 8032 | 8-Bit | 40MHz | I2C, IrDA, SPI, UART/USART | LVD, POR, PWM, WDT | 36 | 80KB (80K x 8) | FLASH | - | 2K x 8 | 3V ~ 3.6V | A/D 8x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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UPSD3312D-40T6IC MCU 8BIT 80KB FLASH 52LQFP |
1,187 | - |
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Datasheet | 52-LQFP | µPSD | Tray | Obsolete | Not Verified | 8032 | 8-Bit | 40MHz | I2C, IrDA, SPI, UART/USART | LVD, POR, PWM, WDT | 36 | 80KB (80K x 8) | FLASH | - | 2K x 8 | 4.5V ~ 5.5V | A/D 8x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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UPSD3333D-40U6IC MCU 8BIT 160KB FLASH 80LQFP |
3,442 | - |
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Datasheet | 80-LQFP | µPSD | Tray | Obsolete | Not Verified | 8032 | 8-Bit | 40MHz | I2C, IrDA, SPI, UART/USART | LVD, POR, PWM, WDT | 45 | 160KB (160K x 8) | FLASH | - | 8K x 8 | 4.5V ~ 5.5V | A/D 8x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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UPSD3333D-40T6IC MCU 8BIT 160KB FLASH 52TQFP |
4,651 | - |
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Datasheet | 52-TQFP | µPSD | Tray | Obsolete | Not Verified | 8032 | 8-Bit | 40MHz | I2C, IrDA, SPI, UART/USART | LVD, POR, PWM, WDT | 36 | 160KB (160K x 8) | FLASH | - | 8K x 8 | 4.5V ~ 5.5V | A/D 8x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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UPSD3333DV-40T6IC MCU 8BIT 160KB FLASH 52TQFP |
3,930 | - |
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Datasheet | 52-TQFP | µPSD | Tray | Obsolete | Not Verified | 8032 | 8-Bit | 40MHz | I2C, IrDA, SPI, UART/USART | LVD, POR, PWM, WDT | 36 | 160KB (160K x 8) | FLASH | - | 8K x 8 | 3V ~ 3.6V | A/D 8x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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UPSD3333DV-40U6IC MCU 8BIT 160KB FLASH 80LQFP |
4,698 | - |
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Datasheet | 80-LQFP | µPSD | Tray | Obsolete | Not Verified | 8032 | 8-Bit | 40MHz | I2C, IrDA, SPI, UART/USART | LVD, POR, PWM, WDT | 45 | 160KB (160K x 8) | FLASH | - | 8K x 8 | 3V ~ 3.6V | A/D 8x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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UPSD3354DV-40U6IC MCU 8BIT 288KB FLASH 80LQFP |
2,699 | - |
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Datasheet | 80-LQFP | µPSD | Tray | Obsolete | Not Verified | 8032 | 8-Bit | 40MHz | I2C, IrDA, SPI, UART/USART | LVD, POR, PWM, WDT | 45 | 288KB (288K x 8) | FLASH | - | 32K x 8 | 3V ~ 3.6V | A/D 8x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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UPSD3354DV-40T6IC MCU 8BIT 288KB FLASH 52LQFP |
2,400 | - |
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Datasheet | 52-LQFP | µPSD | Tray | Obsolete | Not Verified | 8032 | 8-Bit | 40MHz | I2C, IrDA, SPI, UART/USART | LVD, POR, PWM, WDT | 36 | 288KB (288K x 8) | FLASH | - | 32K x 8 | 3V ~ 3.6V | A/D 8x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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UPSD3354D-40U6IC MCU 8BIT 288KB FLASH 80LQFP |
2,905 | - |
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Datasheet | 80-LQFP | µPSD | Tray | Obsolete | Not Verified | 8032 | 8-Bit | 40MHz | I2C, IrDA, SPI, UART/USART | LVD, POR, PWM, WDT | 45 | 288KB (288K x 8) | FLASH | - | 32K x 8 | 4.5V ~ 5.5V | A/D 8x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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UPSD3354D-40T6IC MCU 8BIT 288KB FLASH 52LQFP |
2,326 | - |
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Datasheet | 52-LQFP | µPSD | Tray | Obsolete | Not Verified | 8032 | 8-Bit | 40MHz | I2C, IrDA, SPI, UART/USART | LVD, POR, PWM, WDT | 36 | 288KB (288K x 8) | FLASH | - | 32K x 8 | 4.5V ~ 5.5V | A/D 8x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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UPSD3334DV-40U6IC MCU 8BIT 288KB FLASH 80LQFP |
1,914 | - |
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Datasheet | 80-LQFP | µPSD | Tray | Obsolete | Verified | 8032 | 8-Bit | 40MHz | I2C, IrDA, SPI, UART/USART | LVD, POR, PWM, WDT | 45 | 288KB (288K x 8) | FLASH | - | 8K x 8 | 3V ~ 3.6V | A/D 8x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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UPSD3334D-40U6IC MCU 8BIT 288KB FLASH 80LQFP |
1,594 | - |
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Datasheet | 80-LQFP | µPSD | Tray | Obsolete | Verified | 8032 | 8-Bit | 40MHz | I2C, IrDA, SPI, UART/USART | LVD, POR, PWM, WDT | 45 | 288KB (288K x 8) | FLASH | - | 8K x 8 | 4.5V ~ 5.5V | A/D 8x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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DSP56853FGEIC MCU 16BIT 24KB SRAM 128LQFP |
1,228 | - |
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Datasheet | 128-LQFP | 568xx | Tray | Obsolete | Not Verified | 56800E | 16-Bit | 120MHz | EBI/EMI, SCI, SPI, SSI | DMA, POR, WDT | 41 | 24KB (12K x 16) | SRAM | - | 4K x 16 | 1.62V ~ 1.98V | - | External | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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DSP56857BUEIC MCU 16BIT 80KB SRAM 100LQFP |
4,357 | - |
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Datasheet | 100-LQFP | 568xx | Tray | Obsolete | Not Verified | 56800E | 16-Bit | 120MHz | SCI, SPI, SSI | DMA, POR, WDT | 47 | 80KB (40K x 16) | SRAM | - | 24K x 16 | 1.62V ~ 1.98V | - | External | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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DSP56858FVEIC MCU 16BIT 80KB SRAM 144LQFP |
1,104 | - |
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Datasheet | 144-LQFP | 568xx | Tray | Obsolete | Not Verified | 56800E | 16-Bit | 120MHz | EBI/EMI, SCI, SPI, SSI | DMA, POR, WDT | 47 | 80KB (40K x 16) | SRAM | - | 24K x 16 | 1.62V ~ 1.98V | - | External | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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MC56F8147VPYEIC MCU 16BIT 128KB FLASH 160LQFP |
3,448 | - |
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Datasheet | 160-LQFP | 56F8xxx | Tray | Obsolete | Not Verified | 56800E | 16-Bit | 40MHz | EBI/EMI, SCI, SPI | POR, PWM, WDT | 76 | 128KB (64K x 16) | FLASH | - | 4K x 16 | 2.25V ~ 3.6V | A/D 16x12b | External | -40°C ~ 105°C (TA) | - | - | Surface Mount | |
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MC56F8156VFVEIC MCU 16BIT 256KB FLASH 144LQFP |
4,928 | - |
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Datasheet | 144-LQFP | 56F8xxx | Tray | Obsolete | Not Verified | 56800E | 16-Bit | 40MHz | EBI/EMI, SCI, SPI | POR, PWM, WDT | 62 | 256KB (128K x 16) | FLASH | - | 8K x 16 | 2.25V ~ 3.6V | A/D 16x12b | External | -40°C ~ 105°C (TA) | - | - | Surface Mount | |
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MC56F8347VPYEIC MCU 16BIT 128KB FLASH 160LQFP |
1,298 | - |
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Datasheet | 160-LQFP | 56F8xxx | Tray | Obsolete | Not Verified | 56800E | 16-Bit | 60MHz | CANbus, EBI/EMI, SCI, SPI | POR, PWM, Temp Sensor, WDT | 76 | 128KB (64K x 16) | FLASH | - | 6K x 16 | 2.25V ~ 3.6V | A/D 16x12b | External | -40°C ~ 105°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.
