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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Z8F083ASJ020SGIC MCU 8BIT 8KB FLASH 28SOIC |
1,996 | - |
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Datasheet | 28-SOIC (0.295", 7.50mm Width) | Encore!® | Tube | Not For New Designs | Verified | eZ8 | 8-Bit | 20MHz | - | Brown-out Detect/Reset, LED, POR, PWM, WDT | 23 | 8KB (8K x 8) | FLASH | - | 256 x 8 | 2.7V ~ 3.6V | A/D 8x10b | Internal | 0°C ~ 70°C (TA) | - | - | Surface Mount | |
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Z8F1233SJ020SGIC MCU 8BIT 12KB FLASH 28SOIC |
3,799 | - |
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Datasheet | 28-SOIC (0.295", 7.50mm Width) | Encore!® | Tube | Not For New Designs | Not Verified | eZ8 | 8-Bit | 20MHz | - | Brown-out Detect/Reset, LED, POR, PWM, WDT | 25 | 12KB (12K x 8) | FLASH | - | 256 x 8 | 2.7V ~ 3.6V | - | Internal | 0°C ~ 70°C (TA) | - | - | Surface Mount | |
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Z8F0223HH005SGIC MCU 8BIT 2KB FLASH 20SSOP |
4,008 | - |
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Datasheet | 20-SSOP (0.209", 5.30mm Width) | Encore!® XP® | Tube | Obsolete | Not Verified | eZ8 | 8-Bit | 5MHz | IrDA, UART/USART | Brown-out Detect/Reset, LED, POR, PWM, WDT | 16 | 2KB (2K x 8) | FLASH | - | 512 x 8 | 2.7V ~ 3.6V | A/D 7x10b | Internal | 0°C ~ 70°C (TA) | - | - | Surface Mount | |
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STM32G051C8U7IC MCU 32BIT 64KB FLASH 48UFQFPN |
3,645 | - |
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Datasheet | 48-UFQFN Exposed Pad | STM32G0 | Tray | Active | - | ARM® Cortex®-M0+ | 32-Bit | 64MHz | I2C, IrDA, LINbus, SPI, UART/USART | Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT | 44 | 64KB (64K x 8) | FLASH | - | 18K x 8 | 1.7V ~ 3.6V | A/D 19x12b SAR; D/A 2x12b | External, Internal | -40°C ~ 105°C (TA) | - | - | Surface Mount | |
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STM8AL3146UAXIC MCU 8BIT 16KB FLASH 32VFQFPN |
1,200 | - |
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Datasheet | 32-VFQFN Exposed Pad | STM8A | Tape & Reel (TR) | Active | Not Verified | STM8 | 8-Bit | 16MHz | I2C, IrDA, LINbus, SPI, UART/USART | Brown-out Detect/Reset, DMA, POR, PWM, WDT | 30 | 16KB (16K x 8) | FLASH | 1K x 8 | 2K x 8 | 1.65V ~ 3.6V | A/D 22x12b; D/A 1x12b | Internal | -40°C ~ 85°C (TA) | Automotive | AEC-Q100 | Surface Mount | |
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R5F104AGGSP#50IC MCU 16BIT 128KB FLASH 30LSSOP |
2,064 | - |
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Datasheet | 30-LSSOP (0.240", 6.10mm Width) | RL78/G14 | Tape & Reel (TR) | Active | Not Verified | RL78 | 16-Bit | 32MHz | CSI, I2C, LINbus, UART/USART | DMA, LVD, POR, PWM, WDT | 21 | 128KB (128K x 8) | FLASH | 8K x 8 | 16K x 8 | 2.4V ~ 5.5V | A/D 8x8/10b; D/A 1x8b | Internal | -40°C ~ 105°C (TA) | - | - | Surface Mount | |
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R5F100GGGNA#40IC MCU 16BIT 128KB FLASH 48HWQFN |
1,721 | - |
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Datasheet | 48-WFQFN Exposed Pad | RL78/G13 | Tape & Reel (TR) | Active | Not Verified | RL78 | 16-Bit | 32MHz | CSI, I2C, LINbus, UART/USART | DMA, LVD, POR, PWM, WDT | 34 | 128KB (128K x 8) | FLASH | 8K x 8 | 12K x 8 | 2.4V ~ 5.5V | A/D 10x8/10b | Internal | -40°C ~ 105°C (TA) | - | - | Surface Mount | |
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R5F100GHANA#40IC MCU 16BIT 192KB FLASH 48HWQFN |
1,415 | - |
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Datasheet | 48-WFQFN Exposed Pad | RL78/G13 | Tape & Reel (TR) | Active | Not Verified | RL78 | 16-Bit | 32MHz | CSI, I2C, LINbus, UART/USART | DMA, LVD, POR, PWM, WDT | 34 | 192KB (192K x 8) | FLASH | 8K x 8 | 16K x 8 | 1.6V ~ 5.5V | A/D 10x8/10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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STM8AL3146UAYIC MCU 8BIT 16KB FLASH 32VFQFPN |
4,913 | - |
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Datasheet | 32-VFQFN Exposed Pad | STM8A | Tray | Active | Not Verified | STM8 | 8-Bit | 16MHz | I2C, IrDA, LINbus, SPI, UART/USART | Brown-out Detect/Reset, DMA, POR, PWM, WDT | 30 | 16KB (16K x 8) | FLASH | 1K x 8 | 2K x 8 | 1.65V ~ 3.6V | A/D 22x12b; D/A 1x12b | Internal | -40°C ~ 85°C (TA) | Automotive | AEC-Q100 | Surface Mount | |
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EFM8BB31F16A-B-4QFN24RIC MCU 8BIT 16KB FLASH 24QFN |
3,319 | - |
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Datasheet | 32-WFQFN Exposed Pad | Busy Bee | Tape & Reel (TR) | Not For New Designs | Not Verified | CIP-51 8051 | 8-Bit | 50MHz | I2C, SMBus, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 20 | 16KB (16K x 8) | FLASH | - | 2.25K x 8 | 2.2V ~ 3.6V | A/D 12x10/12b SAR; D/A 2x12b | Internal | -40°C ~ 125°C (TA) | Automotive | AEC-Q100 | Surface Mount | |
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EFM8BB31F16A-C-4QFN24IC MCU 8BIT 16KB FLASH 24QFN |
4,856 | - |
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Datasheet | 24-WFQFN Exposed Pad | Busy Bee | Tube | Not For New Designs | Not Verified | CIP-51 8051 | 8-Bit | 50MHz | I2C, SMBus, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 20 | 16KB (16K x 8) | FLASH | - | 2.25K x 8 | 2.2V ~ 3.6V | A/D 12x10/12b SAR; D/A 2x12b | Internal | -40°C ~ 125°C (TA) | Automotive | AEC-Q100 | Surface Mount | |
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EFM8BB31F16A-C-4QFN24RIC MCU 8BIT 16KB FLASH 24QFN |
1,324 | - |
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Datasheet | 24-WFQFN Exposed Pad | Busy Bee | Tape & Reel (TR) | Not For New Designs | Not Verified | CIP-51 8051 | 8-Bit | 50MHz | I2C, SMBus, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 20 | 16KB (16K x 8) | FLASH | - | 2.25K x 8 | 2.2V ~ 3.6V | A/D 12x10/12b SAR; D/A 2x12b | Internal | -40°C ~ 125°C (TA) | Automotive | AEC-Q100 | Surface Mount | |
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EFM8LB12F32ES1-C-QFN24RIC MCU 8BIT 32KB FLASH 24QFN |
3,053 | - |
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Datasheet | 24-VFQFN Exposed Pad | Laser Bee | Tape & Reel (TR) | Active | Not Verified | CIP-51 8051 | 8-Bit | 72MHz | I2C, SMBus, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 20 | 32KB (32K x 8) | FLASH | - | 2.25K x 8 | 2.2V ~ 3.6V | A/D 12x14b; D/A 4x12b | Internal | -40°C ~ 105°C (TA) | - | - | Surface Mount | |
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STM32F031K4U6TRIC MCU 32BIT 16KB FLASH 32UFQFPN |
2,294 | - |
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Datasheet | 32-UFQFN Exposed Pad | STM32F0 | Tape & Reel (TR) | Active | Not Verified | ARM® Cortex®-M0 | 32-Bit Single-Core | 48MHz | I2C, IrDA, LINbus, SPI, UART/USART | DMA, I2S, POR, PWM, WDT | 27 | 16KB (16K x 8) | FLASH | - | 4K x 8 | 2V ~ 3.6V | A/D 13x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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Z8F011APB020ECIC MCU 8BIT 1KB FLASH 8DIP |
1,313 | - |
|
Datasheet | 8-DIP (0.300", 7.62mm) | Encore!® XP® | Tube | Obsolete | Not Verified | eZ8 | 8-Bit | 20MHz | IrDA, UART/USART | Brown-out Detect/Reset, LED, LVD, POR, PWM, WDT | 6 | 1KB (1K x 8) | FLASH | 16 x 8 | 256 x 8 | 2.7V ~ 3.6V | - | Internal | -40°C ~ 105°C (TA) | - | - | Through Hole | |
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Z8F041APB020SCIC MCU 8BIT 4KB FLASH 8DIP |
2,680 | - |
|
Datasheet | 8-DIP (0.300", 7.62mm) | Encore!® XP® | Tube | Obsolete | Not Verified | eZ8 | 8-Bit | 20MHz | IrDA, UART/USART | Brown-out Detect/Reset, LED, LVD, POR, PWM, WDT | 6 | 4KB (4K x 8) | FLASH | 128 x 8 | 1K x 8 | 2.7V ~ 3.6V | - | Internal | 0°C ~ 70°C (TA) | - | - | Through Hole | |
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PIC16HV540T-04I/SSIC MCU 8BIT 768B OTP 20SSOP |
4,464 | - |
|
Datasheet | 20-SSOP (0.209", 5.30mm Width) | PIC® 16C | Tape & Reel (TR) | Obsolete | Not Verified | PIC | 8-Bit | 4MHz | - | Brown-out Detect/Reset, POR, WDT | 12 | 768B (512 x 12) | OTP | - | 25 x 8 | 3.5V ~ 15V | - | External | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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PIC16HV540T-04/SSIC MCU 8BIT 768B OTP 20SSOP |
1,281 | - |
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Datasheet | 20-SSOP (0.209", 5.30mm Width) | PIC® 16C | Tape & Reel (TR) | Obsolete | Not Verified | PIC | 8-Bit | 4MHz | - | Brown-out Detect/Reset, POR, WDT | 12 | 768B (512 x 12) | OTP | - | 25 x 8 | 3.5V ~ 15V | - | External | 0°C ~ 70°C (TA) | - | - | Surface Mount | |
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PIC16HV540T-20I/SOIC MCU 8BIT 768B OTP 18SOIC |
4,012 | - |
|
Datasheet | 18-SOIC (0.295", 7.50mm Width) | PIC® 16C | Tape & Reel (TR) | Obsolete | Not Verified | PIC | 8-Bit | 20MHz | - | Brown-out Detect/Reset, POR, WDT | 12 | 768B (512 x 12) | OTP | - | 25 x 8 | 3.5V ~ 15V | - | External | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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PIC16HV540T-20/SOIC MCU 8BIT 768B OTP 18SOIC |
3,220 | - |
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Datasheet | 18-SOIC (0.295", 7.50mm Width) | PIC® 16C | Tape & Reel (TR) | Obsolete | Not Verified | PIC | 8-Bit | 20MHz | - | Brown-out Detect/Reset, POR, WDT | 12 | 768B (512 x 12) | OTP | - | 25 x 8 | 3.5V ~ 15V | - | External | 0°C ~ 70°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.
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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.
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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.
