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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STM32L442KCU6IC MCU 32BIT 256KB FLSH 32UFQFPN |
4,269 | - |
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Datasheet | 32-UFQFN Exposed Pad | STM32L4 | Tray | Active | Not Verified | ARM® Cortex®-M4 | 32-Bit Single-Core | 80MHz | CANbus, I2C, IrDA, LINbus, QSPI, SAI, SPI, SWPMI, UART/USART, USB | Brown-out Detect/Reset, DMA, PWM, WDT | 26 | 256KB (256K x 8) | FLASH | - | 64K x 8 | 1.71V ~ 3.6V | A/D 10x12b; D/A 2x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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PIC18F2420T-I/SOIC MCU 8BIT 16KB FLASH 28SOIC |
1,423 | - |
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Datasheet | 28-SOIC (0.295", 7.50mm Width) | PIC® 18F | Tape & Reel (TR) | Active | Verified | PIC | 8-Bit | 40MHz | I2C, SPI, UART/USART | Brown-out Detect/Reset, HLVD, POR, PWM, WDT | 25 | 16KB (8K x 16) | FLASH | 256 x 8 | 768 x 8 | 4.2V ~ 5.5V | A/D 10x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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STM32F303CBT6IC MCU 32BIT 128KB FLASH 48LQFP |
84 |
1+：$7.84000 10+：$6.04000 50+：$5.31780 100+：$5.09400 250+：$4.85784 500+：$4.71548 |
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Datasheet | 48-LQFP | STM32F3 | Tray | Active | Not Verified | ARM® Cortex®-M4 | 32-Bit Single-Core | 72MHz | CANbus, I2C, IrDA, LINbus, SPI, UART/USART, USB | DMA, I2S, POR, PWM, WDT | 37 | 128KB (128K x 8) | FLASH | - | 32K x 8 | 2V ~ 3.6V | A/D 15x12b; D/A 2x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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PIC32MX250F128D-I/PTIC MCU 32BIT 128KB FLASH 44TQFP |
1,034 | - |
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Datasheet | 44-TQFP | PIC® 32MX | Tray | Active | Not Verified | MIPS32® M4K™ | 32-Bit Single-Core | 40MHz | I2C, IrDA, LINbus, PMP, SPI, UART/USART, USB OTG | Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT | 33 | 128KB (128K x 8) | FLASH | - | 32K x 8 | 2.3V ~ 3.6V | A/D 13x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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PIC32MX350F128H-I/PTIC MCU 32BIT 128KB FLASH 64TQFP |
242 | - |
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Datasheet | 64-TQFP | PIC® 32MX | Tray | Active | Not Verified | MIPS32® M4K™ | 32-Bit Single-Core | 80MHz | I2C, IrDA, LINbus, PMP, SPI, UART/USART | Brown-out Detect/Reset, DMA, POR, PWM, WDT | 53 | 128KB (128K x 8) | FLASH | - | 32K x 8 | 2.3V ~ 3.6V | A/D 28x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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PIC18F67J94-I/PTIC MCU 8BIT 128KB FLASH 64TQFP |
18,876 | - |
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Datasheet | 64-TQFP | PIC® XLP™ 18J | Tray | Active | Not Verified | PIC | 8-Bit | 64MHz | I2C, IrDA, LINbus, SPI, UART/USART, USB | Brown-out Detect/Reset, HLVD, LCD, POR, PWM, WDT | 52 | 128KB (64K x 16) | FLASH | - | 4K x 8 | 2V ~ 3.6V | A/D 16x10b/12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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MC9S08QE16CLCIC MCU 8BIT 16KB FLASH 32LQFP |
2,820 | - |
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Datasheet | 32-LQFP | S08 | Tray | Active | Not Verified | S08 | 8-Bit | 50MHz | I2C, LINbus, SCI, SPI | LVD, PWM, WDT | 26 | 16KB (16K x 8) | FLASH | - | 1K x 8 | 1.8V ~ 3.6V | A/D 10x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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MSP430FR5969IRGZRIC MCU 16BIT 64KB FRAM 48VQFN |
13,112 | - |
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Datasheet | 48-VFQFN Exposed Pad | MSP430™ FRAM | Tape & Reel (TR) | Active | Verified | MSP430 CPUXV2 | 16-Bit | 16MHz | I2C, IrDA, SCI, SPI, UART/USART | Brown-out Detect/Reset, DMA, POR, PWM, WDT | 40 | 64KB (64K x 8) | FRAM | - | 2K x 8 | 1.8V ~ 3.6V | A/D 16x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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MAX32660GTG+TIC MCU 32BIT 256KB FLASH 24TQFN |
7,315 | - |
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Datasheet | 24-WFQFN Exposed Pad | DARWIN | Tape & Reel (TR) | Active | Not Verified | ARM® Cortex®-M4F | 32-Bit Single-Core | 96MHz | I2C, SPI, UART/USART | Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT | 14 | 256KB (256K x 8) | FLASH | - | 96K x 8 | 1.71V ~ 3.63V | - | Internal | -40°C ~ 105°C (TA) | - | - | Surface Mount | |
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MSP430F5340IRGZRIC MCU 16BIT 64KB FLASH 48VQFN |
3,683 | - |
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Datasheet | 48-VFQFN Exposed Pad | MSP430F5xx | Tape & Reel (TR) | Active | Not Verified | MSP430 CPUXV2 | 16-Bit | 25MHz | I2C, IrDA, SCI, SPI, UART/USART | Brown-out Detect/Reset, DMA, POR, PWM, WDT | 38 | 64KB (64K x 8) | FLASH | - | 6K x 8 | 1.8V ~ 3.6V | A/D 9x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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ATMEGA32U4-MUIC MCU 8BIT 32KB FLASH 44VQFN |
10,812 | - |
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Datasheet | 44-VFQFN Exposed Pad | AVR® ATmega | Tray | Active | Not Verified | AVR | 8-Bit | 16MHz | I2C, SPI, UART/USART, USB | Brown-out Detect/Reset, POR, PWM, WDT | 26 | 32KB (16K x 16) | FLASH | 1K x 8 | 2.5K x 8 | 2.7V ~ 5.5V | A/D 12x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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ATMEGA32U4RC-MUIC MCU 8BIT 32KB FLASH 44VQFN |
7,138 | - |
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Datasheet | 44-VFQFN Exposed Pad | AVR® ATmega | Tray | Active | Not Verified | AVR | 8-Bit | 16MHz | I2C, SPI, UART/USART, USB | Brown-out Detect/Reset, POR, PWM, WDT | 26 | 32KB (16K x 16) | FLASH | 1K x 8 | 2.5K x 8 | 2.7V ~ 5.5V | A/D 12x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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ATMEGA32U4RC-AUIC MCU 8BIT 32KB FLASH 44TQFP |
6,417 | - |
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Datasheet | 44-TQFP | AVR® ATmega | Tray | Active | Not Verified | AVR | 8-Bit | 16MHz | I2C, SPI, UART/USART, USB | Brown-out Detect/Reset, POR, PWM, WDT | 26 | 32KB (16K x 16) | FLASH | 1K x 8 | 2.5K x 8 | 2.7V ~ 5.5V | A/D 12x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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ATSAM3S2BA-AUIC MCU 32BIT 128KB FLASH 64LQFP |
5,800 | - |
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Datasheet | 64-LQFP | SAM3S | Tray | Active | Not Verified | ARM® Cortex®-M3 | 32-Bit Single-Core | 64MHz | I2C, MMC, SPI, SSC, UART/USART, USB | Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT | 47 | 128KB (128K x 8) | FLASH | - | 32K x 8 | 1.62V ~ 3.6V | A/D 10x10/12b; D/A 2x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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ATSAM4S4BA-AURIC MCU 32BIT 256KB FLASH 64LQFP |
5,536 | - |
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Datasheet | 64-LQFP | SAM4S | Tape & Reel (TR) | Active | Not Verified | ARM® Cortex®-M4 | 32-Bit Single-Core | 120MHz | I2C, IrDA, Memory Card, SPI, SSC, UART/USART, USB | Brown-out Detect/Reset, DMA, POR, PWM, WDT | 47 | 256KB (256K x 8) | FLASH | - | 64K x 8 | 1.62V ~ 3.6V | A/D 11x12b; D/A 2x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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PIC18F67K22-I/PTIC MCU 8BIT 128KB FLASH 64TQFP |
1,855 | - |
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Datasheet | 64-TQFP | PIC® XLP™ 18K | Tray | Active | Verified | PIC | 8-Bit | 64MHz | I2C, LINbus, SPI, UART/USART | Brown-out Detect/Reset, LVD, POR, PWM, WDT | 53 | 128KB (64K x 16) | FLASH | 1K x 8 | 4K x 8 | 1.8V ~ 5.5V | A/D 16x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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PIC18F67K22-I/PTRSLIC MCU 8BIT 128KB FLASH 64TQFP |
1,033 | - |
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Datasheet | 64-TQFP | PIC® XLP™ 18K | Tray | Active | Verified | PIC | 8-Bit | 64MHz | I2C, LINbus, SPI, UART/USART | Brown-out Detect/Reset, LVD, POR, PWM, WDT | 53 | 128KB (64K x 16) | FLASH | 1K x 8 | 4K x 8 | 1.8V ~ 5.5V | A/D 16x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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MSP430F1232IPWRIC MCU 16BIT 8KB FLASH 28TSSOP |
2,746 | - |
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Datasheet | 28-TSSOP (0.173", 4.40mm Width) | MSP430x1xx | Tape & Reel (TR) | Active | Verified | MSP430 CPU16 | 16-Bit | 8MHz | SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 22 | 8KB (8K x 8 + 256B) | FLASH | - | 256 x 8 | 1.8V ~ 3.6V | A/D 8x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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PIC18F46J50-I/MLIC MCU 8BIT 64KB FLASH 44QFN |
2,168 | - |
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Datasheet | 44-VQFN Exposed Pad | PIC® XLP™ 18J | Tube | Active | Verified | PIC | 8-Bit | 48MHz | I2C, SPI, UART/USART, USB | Brown-out Detect/Reset, DMA, POR, PWM, WDT | 34 | 64KB (32K x 16) | FLASH | - | 3.8K x 8 | 2.15V ~ 3.6V | A/D 13x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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STM32G431CBT6IC MCU 32BIT 128KB FLASH 48LQFP |
1,834 | - |
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Datasheet | 48-LQFP | STM32G4 | Tray | Active | Not Verified | ARM® Cortex®-M4F | 32-Bit Single-Core | 170MHz | CANbus, I2C, IrDA, LINbus, SPI, UART/USART | Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT | 38 | 128KB (128K x 8) | FLASH | - | 32K x 8 | 1.71V ~ 3.6V | A/D 17x12b; D/A 4x12b | Internal | -40°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.
