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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AVR128DB64-I/PTIC MCU 8BIT 128KB FLASH 64TQFP |
4,716 | - |
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Datasheet | 64-TQFP | AVR® DB | Tray | Active | Not Verified | AVR | 8-Bit | 24MHz | I2C, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 55 | 128KB (128K x 8) | FLASH | - | 16K x 8 | 1.8V ~ 5.5V | A/D 22x12b; D/A 1x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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STM32U031R8T6IC MCU 32BIT 64KB FLASH 64LQFP |
2,692 | - |
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Datasheet | 64-LQFP | STM32U0 | Tray | Active | - | ARM® Cortex®-M0+ | 32-Bit | 56MHz | I2C, IrDA, LINbus, SPI, UART/USART | Brown-out Detect/Reset, CapSense, DMA, LVD, PWM, Temp Sensor, TRNG, WDT | 53 | 64KB (64K x 8) | FLASH | - | 12K x 8 | 1.71V ~ 3.6V | A/D 16x12b SAR; D/A 1x12b | External, Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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ATMEGA48PA-PUIC MCU 8BIT 4KB FLASH 28DIP |
3,985 | - |
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Datasheet | 28-DIP (0.300", 7.62mm) | AVR® ATmega | Tube | Active | Not Verified | AVR | 8-Bit | 20MHz | I2C, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 23 | 4KB (2K x 16) | FLASH | 256 x 8 | 512 x 8 | 1.8V ~ 5.5V | A/D 6x10b | Internal | -40°C ~ 85°C (TA) | - | - | Through Hole | |
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ATTINY26-16PUIC MCU 8BIT 2KB FLASH 20DIP |
2,809 | - |
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Datasheet | 20-DIP (0.300", 7.62mm) | AVR® ATtiny | Tube | Active | Verified | AVR | 8-Bit | 16MHz | USI | Brown-out Detect/Reset, POR, PWM, WDT | 16 | 2KB (1K x 16) | FLASH | 128 x 8 | 128 x 8 | 4.5V ~ 5.5V | A/D 11x10b | Internal | -40°C ~ 85°C (TA) | - | - | Through Hole | |
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STM32L031C6U6IC MCU 32BIT 32KB FLASH 48UFQFPN |
1,374 | - |
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Datasheet | 48-UFQFN Exposed Pad | STM32L0 | Tray | Active | Not Verified | ARM® Cortex®-M0+ | 32-Bit Single-Core | 32MHz | I2C, IrDA, LINbus, SPI, UART/USART | Brown-out Detect/Reset, DMA, POR, PWM, WDT | 38 | 32KB (32K x 8) | FLASH | 1K x 8 | 8K x 8 | 1.65V ~ 3.6V | A/D 10x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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ATSAMD21E16B-AUIC MCU 32BIT 64KB FLASH 32TQFP |
1,213 | - |
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Datasheet | 32-TQFP | SAM D21E, Functional Safety (FuSa) | Tray | Active | Not Verified | ARM® Cortex®-M0+ | 32-Bit Single-Core | 48MHz | I2C, LINbus, SPI, UART/USART, USB | Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT | 26 | 64KB (64K x 8) | FLASH | - | 8K x 8 | 1.62V ~ 3.6V | A/D 10x12b; D/A 1x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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PIC18F24K50-I/SSIC MCU 8BIT 16KB FLASH 28SSOP |
4,925 | - |
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Datasheet | 28-SSOP (0.209", 5.30mm Width) | PIC® XLP™ 18K | Tube | Active | Not Verified | PIC | 8-Bit | 48MHz | I2C, SPI, UART/USART, USB | Brown-out Detect/Reset, POR, PWM, WDT | 22 | 16KB (8K x 16) | FLASH | 256 x 8 | 2K x 8 | 2.3V ~ 5.5V | A/D 14x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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AVR64DU28-I/SP64KB, 8KB SRAM, 24MHZ, USB, 10B |
3,271 | - |
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Datasheet | 28-DIP (0.300", 7.62mm) | AVR® DU | Tube | Active | - | AVR | 8-Bit | 24MHz | I2C, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 21 | 64KB (64K x 8) | FLASH | 256 x 8 | 8K x 8 | 1.8V ~ 5.5V | A/D 17x10b | External, Internal | -40°C ~ 85°C (TA) | - | - | Through Hole | |
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STM32U073KCU6IC MCU 32BIT 256KB FLSH 32UFQFPN |
2,678 | - |
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Datasheet | 32-UFQFN Exposed Pad | STM32U0 | Tray | Active | - | ARM® Cortex®-M0+ | 32-Bit | 56MHz | I2C, IrDA, LINbus, SPI, UART/USART, USB | Brown-out Detect/Reset, CapSense, DMA, LCD, LVD, PWM, Temp Sensor, TRNG, WDT | 27 | 256KB (256K x 8) | FLASH | - | 40K x 8 | 1.71V ~ 3.6V | A/D 10x12b SAR; D/A 1x12b | External, Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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STM32U073CCT6IC MCU 32BIT 256KB FLASH 48LQFP |
4,442 | - |
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Datasheet | 48-LQFP | STM32U0 | Tray | Active | - | ARM® Cortex®-M0+ | 32-Bit | 56MHz | I2C, IrDA, LINbus, SPI, UART/USART, USB | Brown-out Detect/Reset, CapSense, DMA, LCD, LVD, PWM, Temp Sensor, TRNG, WDT | 39 | 256KB (256K x 8) | FLASH | - | 40K x 8 | 1.71V ~ 3.6V | A/D 16x12b SAR; D/A 1x12b | External, Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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PIC16F1937-I/PIC MCU 8BIT 14KB FLASH 40DIP |
1,704 | - |
|
Datasheet | 40-DIP (0.600", 15.24mm) | PIC® XLP™ 16F | Tube | Active | Not Verified | PIC | 8-Bit | 32MHz | I2C, LINbus, SPI, UART/USART | Brown-out Detect/Reset, LCD, POR, PWM, WDT | 36 | 14KB (8K x 14) | FLASH | 256 x 8 | 512 x 8 | 1.8V ~ 5.5V | A/D 14x10b | Internal | -40°C ~ 85°C (TA) | - | - | Through Hole | |
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DSPIC33EV32GM002-I/SSIC MCU 16BIT 32KB FLASH 28SSOP |
2,380 | - |
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Datasheet | 28-SSOP (0.209", 5.30mm Width) | dsPIC™ 33EV, Functional Safety (FuSa) | Tube | Active | Not Verified | dsPIC | 16-Bit | 70 MIPs | I2C, IrDA, LINbus, SPI, UART/USART | Brown-out Detect/Reset, DMA, Motor Control PWM, POR, PWM, WDT | 21 | 32KB (11K x 24) | FLASH | - | 4K x 8 | 4.5V ~ 5.5V | A/D 11x10/12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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PIC16F1789-I/PIC MCU 8BIT 28KB FLASH 40DIP |
2,616 | - |
|
Datasheet | 40-DIP (0.600", 15.24mm) | PIC® XLP™ 16F | Tube | Active | Not Verified | PIC | 8-Bit | 32MHz | I2C, LINbus, SPI, UART/USART | Brown-out Detect/Reset, POR, PSMC, PWM, WDT | 35 | 28KB (16K x 14) | FLASH | 256 x 8 | 2K x 8 | 2.3V ~ 5.5V | A/D 14x12b; D/A 1x8b, 3x5b | Internal | -40°C ~ 85°C (TA) | - | - | Through Hole | |
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STM32F070RBT6TRIC MCU 32BIT 128KB FLASH 64LQFP |
4,828 | - |
|
Datasheet | 64-LQFP | STM32F0 | Tape & Reel (TR) | Active | Not Verified | ARM® Cortex®-M0 | 32-Bit Single-Core | 48MHz | I2C, SPI, UART/USART, USB | DMA, POR, PWM, WDT | 51 | 128KB (128K x 8) | FLASH | - | 16K x 8 | 2.4V ~ 3.6V | A/D 16x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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PIC18F25J11-I/SOIC MCU 8BIT 32KB FLASH 28SOIC |
100 | - |
|
Datasheet | 28-SOIC (0.295", 7.50mm Width) | PIC® XLP™ 18J | Tube | Active | Verified | PIC | 8-Bit | 48MHz | I2C, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 16 | 32KB (16K x 16) | FLASH | - | 3.8K x 8 | 2.15V ~ 3.6V | A/D 10x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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DSPIC33EP64MC502-I/SPIC MCU 16BIT 64KB FLASH 28SPDIP |
2,365 | - |
|
Datasheet | 28-DIP (0.300", 7.62mm) | dsPIC™ 33EP | Tube | Active | Not Verified | dsPIC | 16-Bit | 70 MIPs | CANbus, I2C, IrDA, LINbus, QEI, SPI, UART/USART | Brown-out Detect/Reset, DMA, Motor Control PWM, POR, PWM, WDT | 21 | 64KB (22K x 24) | FLASH | - | 4K x 16 | 3V ~ 3.6V | A/D 6x10b/12b | Internal | -40°C ~ 85°C (TA) | - | - | Through Hole | |
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DSPIC33CK256MP505-I/PTIC MCU 16BIT 256KB FLASH 48TQFP |
2,640 | - |
|
Datasheet | 48-TQFP | dsPIC™ 33CK, Functional Safety (FuSa) | Tray | Active | Not Verified | dsPIC | 16-Bit | 100MHz | CANbus, I2C, IrDA, LINbus, SPI, UART/USART | Brown-out Detect/Reset, DMA, Motor Control PWM, POR, PWM, QEI, WDT | 39 | 256KB (256K x 8) | FLASH | - | 24K x 8 | 3V ~ 3.6V | A/D 19x12b; D/A 3x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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DSPIC33EP128GP502-I/SPIC MCU 16BIT 128KB FLASH 28SPDIP |
2,211 | - |
|
Datasheet | 28-DIP (0.300", 7.62mm) | dsPIC™ 33EP | Tube | Active | Not Verified | dsPIC | 16-Bit | 70 MIPs | CANbus, I2C, IrDA, LINbus, SPI, UART/USART | Brown-out Detect/Reset, DMA, POR, PWM, WDT | 21 | 128KB (43K x 24) | FLASH | - | 8K x 16 | 3V ~ 3.6V | A/D 6x10b/12b | Internal | -40°C ~ 85°C (TA) | - | - | Through Hole | |
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PIC32MX150F128B-I/SOIC MCU 32BIT 128KB FLASH 28SOIC |
4,820 | - |
|
Datasheet | 28-SOIC (0.295", 7.50mm Width) | PIC® 32MX | Tube | Active | Not Verified | MIPS32® M4K™ | 32-Bit Single-Core | 40MHz | I2C, IrDA, LINbus, PMP, SPI, UART/USART | Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT | 21 | 128KB (128K x 8) | FLASH | - | 32K x 8 | 2.3V ~ 3.6V | A/D 10x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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DSPIC33EP256MC502-I/SSIC MCU 16BIT 256KB FLASH 28SSOP |
1,308 | - |
|
Datasheet | 28-SSOP (0.209", 5.30mm Width) | dsPIC™ 33EP | Tube | Active | Not Verified | dsPIC | 16-Bit | 70 MIPs | CANbus, I2C, IrDA, LINbus, QEI, SPI, UART/USART | Brown-out Detect/Reset, DMA, Motor Control PWM, POR, PWM, WDT | 21 | 256KB (85.5K x 24) | FLASH | - | 16K x 16 | 3V ~ 3.6V | A/D 6x10b/12b | 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.
