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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R7F102GEC3CNP#BA016-BIT GENERAL MCU RL78/G22 32K |
4,341 | - |
|
Datasheet | 40-WFQFN Exposed Pad | RL78/G22 | Tray | Active | - | RL78 | 16-Bit | 32MHz | CSI, I2C, LINbus, SPI, UART/USART | LVD, POR, PWM, WDT | 33 | 32KB (32K x 8) | FLASH | 2K x 8 | 4K x 8 | 1.6V ~ 5.5V | A/D 9x8/10b | Internal | -40°C ~ 105°C (TA) | - | - | Surface Mount | |
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R7F102G7E2DNP#BA016-BIT GENERAL MCU RL78/G22 64K |
1,164 | - |
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Datasheet | 24-WFQFN Exposed Pad | RL78/G22 | Tray | Active | - | RL78 | 16-Bit | 32MHz | CSI, I2C, LINbus, SPI, UART/USART | LVD, POR, PWM, WDT | 19 | 64KB (64K x 8) | FLASH | 2K x 8 | 4K x 8 | 1.6V ~ 5.5V | A/D 6x8/10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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R7FA2E2A54CNK#HA0IC MCU 32BIT 32KB FLASH 24HWQFN |
3,795 | - |
|
Datasheet | 24-WFQFN Exposed Pad | RA2E2 | Tape & Reel (TR) | Obsolete | Not Verified | ARM® Cortex®-M23 | 32-Bit | 48MHz | I2C, SPI, UART/USART | DMA, LVD, POR, PWM, WDT | 20 | 32KB (32K x 8) | FLASH | 2K x 8 | 8K x 8 | 1.6V ~ 5.5V | A/D 8x12b SAR | External | -40°C ~ 125°C (TA) | - | - | Surface Mount | |
|
R7FA2E2A73CNK#HA0IC MCU 32BIT 64KB FLASH 24HWQFN |
2,486 | - |
|
Datasheet | 24-WFQFN Exposed Pad | RA2E2 | Tape & Reel (TR) | Obsolete | Not Verified | ARM® Cortex®-M23 | 32-Bit | 48MHz | I2C, SPI, UART/USART | DMA, LVD, POR, PWM, WDT | 20 | 64KB (64K x 8) | FLASH | 2K x 8 | 8K x 8 | 1.6V ~ 5.5V | A/D 8x12b SAR | External | -40°C ~ 105°C (TA) | - | - | Surface Mount | |
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PIC16F18313-E/MFIC MCU 8BIT 3.5KB FLASH 8DFN |
4,046 | - |
|
Datasheet | 8-VDFN Exposed Pad | PIC® XLP™ 16F | Tube | Obsolete | Not Verified | PIC | 8-Bit | 32MHz | I2C, LINbus, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 6 | 3.5KB (2K x 14) | FLASH | 256 x 8 | 256 x 8 | 2.3V ~ 5.5V | A/D 5x10b; D/A 1x5b | Internal | -40°C ~ 125°C (TA) | - | - | Surface Mount | |
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EFM8BB51F16I-C-QFN20IC MCU 8BIT 16KB FLASH 20QFN |
3,771 | - |
|
Datasheet | 20-WFQFN Exposed Pad | Busy Bee | Strip | Discontinued at Digi-Key | Not Verified | CIP-51 8051 | 8-Bit | 50MHz | I2C, SMBus, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 16 | 16KB (16K x 8) | FLASH | - | 1.25K x 8 | 1.8V ~ 5.5V | A/D 16x12b SAR | Internal | -40°C ~ 125°C (TA) | - | - | Surface Mount | |
|
EFM8BB52F16I-C-QFN20IC MCU 8BIT 16KB FLASH 20QFN |
1,717 | - |
|
Datasheet | 20-WFQFN Exposed Pad | Busy Bee | Strip | Active | Not Verified | CIP-51 8051 | 8-Bit | 50MHz | I2C, SMBus, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 16 | 16KB (16K x 8) | FLASH | - | 1.25K x 8 | 1.8V ~ 5.5V | A/D 16x12b SAR; D/A 1x10b | Internal | -40°C ~ 125°C (TA) | - | - | Surface Mount | |
|
EFM8BB52F16I-C-TSSOP20IC MCU 8BIT 16KB FLASH 20TSSOP |
4,271 | - |
|
Datasheet | 20-TSSOP (0.173", 4.40mm Width) | Busy Bee | Strip | Active | Not Verified | CIP-51 8051 | 8-Bit | 50MHz | I2C, SMBus, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 16 | 16KB (16K x 8) | FLASH | - | 1.25K x 8 | 1.8V ~ 5.5V | A/D 16x12b SAR; D/A 1x10b | Internal | -40°C ~ 125°C (TA) | - | - | Surface Mount | |
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STM32U031K4U6IC MCU 32BIT 16KB FLASH 32UFQFPN |
3,207 | - |
|
Datasheet | - | - | Tray | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | |
|
R5F11ZBAAFP#7016-BIT GENERAL MCU RL78/G1P 16K |
2,221 | - |
|
Datasheet | 32-LQFP | RL78/G1P | Tray | Active | - | RL78 | 16-Bit | 32MHz | CSI, I2C, UART/USART | LVD, POR, PWM, WDT | 23 | 16KB (16K x 8) | FLASH | 2K x 8 | 1.5K x 8 | 2.7V ~ 3.6V | A/D 8x8/12b; D/A 2x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
|
STM8L101G3U6TRIC MCU 8BIT 8KB FLASH 28UFQFPN |
4,487 | - |
|
Datasheet | 28-UFQFN | STM8L EnergyLite | Tape & Reel (TR) | Active | Not Verified | STM8 | 8-Bit | 16MHz | I2C, SPI, UART/USART | Infrared, POR, PWM, WDT | 26 | 8KB (8K x 8) | FLASH | 2K x 8 | 1.5K x 8 | 1.65V ~ 3.6V | - | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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EFM8BB31F16I-B-5QFN32RIC MCU 8BIT 16KB FLASH 32QFN |
2,772 | - |
|
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 | 29 | 16KB (16K x 8) | FLASH | - | 2.25K x 8 | 2.2V ~ 3.6V | A/D 20x10/12b SAR; D/A 2x12b | Internal | -40°C ~ 125°C (TA) | - | - | Surface Mount | |
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EFM8BB31F16I-C-5QFN32IC MCU 8BIT 16KB FLASH 32QFN |
3,399 | - |
|
Datasheet | 32-WFQFN Exposed Pad | Busy Bee | Tray | Not For New Designs | Not Verified | CIP-51 8051 | 8-Bit | 50MHz | I2C, SMBus, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 29 | 16KB (16K x 8) | FLASH | - | 2.25K x 8 | 2.2V ~ 3.6V | A/D 20x10/12b SAR; D/A 2x12b | Internal | -40°C ~ 125°C (TA) | - | - | Surface Mount | |
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EFM8BB31F16I-C-5QFN32RIC MCU 8BIT 16KB FLASH 32QFN |
3,677 | - |
|
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 | 29 | 16KB (16K x 8) | FLASH | - | 2.25K x 8 | 2.2V ~ 3.6V | A/D 20x10/12b SAR; D/A 2x12b | Internal | -40°C ~ 125°C (TA) | - | - | Surface Mount | |
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R7F102GBC3CFP#UA016BIT MCU RL78/G22 32K LQFP32 -4 |
3,192 | - |
|
Datasheet | 32-LQFP | RL78/G22 | Tray | Active | - | RL78 | 16-Bit | 32MHz | CSI, I2C, LINbus, SPI, UART/USART | LVD, POR, PWM, WDT | 27 | 32KB (32K x 8) | FLASH | 2K x 8 | 4K x 8 | 1.6V ~ 5.5V | A/D 8x8/10b | Internal | -40°C ~ 105°C (TA) | - | - | Surface Mount | |
|
R7F102GAC3CSP#UA016BIT MCU RL78/G22 32K 30LSSOP - |
3,927 | - |
|
Datasheet | 30-LSSOP (0.240", 6.10mm Width) | RL78/G22 | Tray | Active | - | RL78 | 16-Bit | 32MHz | CSI, I2C, LINbus, SPI, UART/USART | LVD, POR, PWM, WDT | 25 | 32KB (32K x 8) | FLASH | 2K x 8 | 4K x 8 | 1.6V ~ 5.5V | A/D 8x8/10b | Internal | -40°C ~ 105°C (TA) | - | - | Surface Mount | |
|
R5F1007AGNA#20IC MCU 16BIT 16KB FLASH 24HWQFN |
1,059 | - |
|
Datasheet | 24-WFQFN Exposed Pad | RL78/G13 | Tray | Last Time Buy | Not Verified | RL78 | 16-Bit | 32MHz | CSI, I2C, UART/USART | DMA, LVD, POR, PWM, WDT | 15 | 16KB (16K x 8) | FLASH | 4K x 8 | 2K x 8 | 2.4V ~ 5.5V | A/D 6x8/10b | Internal | -40°C ~ 105°C (TA) | - | - | Surface Mount | |
|
R5F1054AGSP#7016-BIT GENERAL MCU RL78/G11 16K |
4,514 | - |
|
Datasheet | 16-SSOP (0.173", 4.40mm Width) | RL78/G11 | Tray | Active | - | RL78 | 16-Bit | 24MHz | CSI, I2C, UART/USART | LVD, POR, WDT | 9 | 16KB (16K x 8) | FLASH | 2K x 8 | 1.5K x 8 | 1.6V ~ 5.5V | A/D 9x10b; D/A 2x8b | Internal | -40°C ~ 105°C (TA) | - | - | Surface Mount | |
|
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R5F100BDANA#6016BIT MCU RL78/G13 48K 32HWQFN - |
2,395 | - |
|
Datasheet | 32-WFQFN Exposed Pad | RL78/G13 | Tray | Active | - | RL78 | 16-Bit | 32MHz | CSI, I2C, LINbus, SPI, UART/USART | DMA, LVD, POR, PWM, WDT | 22 | 48KB (48K x 8) | FLASH | 4K x 8 | 3K x 8 | 1.6V ~ 5.5V | A/D 8x8/10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
|
R5F103A7ASP#7016-BIT GENERAL MCU RL78/G12 4K 3 |
1,431 | - |
|
Datasheet | 30-LSSOP (0.240", 6.10mm Width) | RL78/G12 | Tray | Active | - | RL78 | 16-Bit | 24MHz | CSI, I2C, UART/USART | LVD, POR, PWM, WDT | 23 | 4KB (4K x 8) | FLASH | - | 512 x 8 | 1.8V ~ 5.5V | A/D 8x8/10b | External, 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.
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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.