Microcontrollers
Browse available Microcontrollers components by manufacturer and part number. Review stock status, datasheets and key technical parameters to compare suitable options for design, maintenance, replacement or purchasing.
If you already have a target MPN or BOM, send it to EGOO with the required quantity. Our sourcing team can check availability, lead time and quotation options, including hard-to-find and obsolete parts.
| 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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EFM8SB20F32G-A-QFN32IC MCU 8BIT 32KB FLASH 32QFN |
1,806 | - |
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Datasheet | 32-VFQFN Exposed Pad | Sleepy Bee | Tube | Discontinued at Digi-Key | Not Verified | CIP-51 8051 | 8-Bit | 25MHz | EBI/EMI, I2C, SMBus, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 24 | 32KB (32K x 8) | FLASH | - | 4.25K x 8 | 1.8V ~ 3.6V | A/D 23x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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EFM8SB20F32G-A-QFP32IC MCU 8BIT 32KB FLASH 32QFP |
2,966 | - |
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Datasheet | 32-LQFP | Sleepy Bee | Tray | Discontinued at Digi-Key | Not Verified | CIP-51 8051 | 8-Bit | 25MHz | EBI/EMI, I2C, SMBus, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 24 | 32KB (32K x 8) | FLASH | - | 4.25K x 8 | 1.8V ~ 3.6V | A/D 23x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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EFM8SB20F64G-A-QFN24IC MCU 8BIT 64KB FLASH 24QFN |
4,412 | - |
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Datasheet | 24-WFQFN Exposed Pad | Sleepy Bee | Tube | Discontinued at Digi-Key | Not Verified | CIP-51 8051 | 8-Bit | 25MHz | EBI/EMI, I2C, SMBus, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 16 | 64KB (64K x 8) | FLASH | - | 4.25K x 8 | 1.8V ~ 3.6V | A/D 15x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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EFM8SB20F64G-A-QFN32IC MCU 8BIT 64KB FLASH 32QFN |
4,165 | - |
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Datasheet | 32-VFQFN Exposed Pad | Sleepy Bee | Tube | Discontinued at Digi-Key | Not Verified | CIP-51 8051 | 8-Bit | 25MHz | EBI/EMI, I2C, SMBus, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 24 | 64KB (64K x 8) | FLASH | - | 4.25K x 8 | 1.8V ~ 3.6V | A/D 23x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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EFM8SB20F64G-A-QFP32IC MCU 8BIT 64KB FLASH 32QFP |
2,590 | - |
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Datasheet | 32-LQFP | Sleepy Bee | Tray | Discontinued at Digi-Key | Not Verified | CIP-51 8051 | 8-Bit | 25MHz | EBI/EMI, I2C, SMBus, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 24 | 64KB (64K x 8) | FLASH | - | 4.25K x 8 | 1.8V ~ 3.6V | A/D 23x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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EFM8UB10F16G-B-QFN20IC MCU 8BIT 16KB FLASH 20QFN |
3,456 | - |
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Datasheet | 20-UFQFN Exposed Pad | Universal Bee | Tube | Discontinued at Digi-Key | Not Verified | CIP-51 8051 | 8-Bit | 50MHz | I2C, SMBus, SPI, UART/USART, USB | Brown-out Detect/Reset, POR, PWM, WDT | 13 | 16KB (16K x 8) | FLASH | - | 2.25K x 8 | 2.2V ~ 5.25V | A/D 11x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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EFM8UB10F16G-B-QFN28IC MCU 8BIT 16KB FLASH 28QFN |
4,510 | - |
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Datasheet | 28-WFQFN Exposed Pad | Universal Bee | Tube | Discontinued at Digi-Key | Not Verified | CIP-51 8051 | 8-Bit | 50MHz | I2C, SMBus, SPI, UART/USART, USB | Brown-out Detect/Reset, POR, PWM, WDT | 22 | 16KB (16K x 8) | FLASH | - | 2.25K x 8 | 2.2V ~ 5.25V | A/D 20x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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EFM8UB10F8G-B-QFN20IC MCU 8BIT 8KB FLASH 20QFN |
3,181 | - |
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Datasheet | 20-UFQFN Exposed Pad | Universal Bee | Tube | Discontinued at Digi-Key | Not Verified | CIP-51 8051 | 8-Bit | 50MHz | I2C, SMBus, SPI, UART/USART, USB | Brown-out Detect/Reset, POR, PWM, WDT | 13 | 8KB (8K x 8) | FLASH | - | 2.25K x 8 | 2.2V ~ 5.25V | A/D 11x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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EFM8UB11F16G-B-QSOP24IC MCU 8BIT 16KB FLASH 24QSOP |
1,378 | - |
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Datasheet | 24-SSOP (0.154", 3.90mm Width) | Universal Bee | Tube | Discontinued at Digi-Key | Not Verified | CIP-51 8051 | 8-Bit | 50MHz | I2C, SMBus, SPI, UART/USART, USB | Brown-out Detect/Reset, POR, PWM, WDT | 17 | 16KB (16K x 8) | FLASH | - | 2.25K x 8 | 2.2V ~ 5.25V | A/D 15x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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EFM8UB20F32G-A-QFN32IC MCU 8BIT 32KB FLASH 32QFN |
4,348 | - |
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Datasheet | 32-VFQFN Exposed Pad | Universal Bee | Tube | Discontinued at Digi-Key | Not Verified | CIP-51 8051 | 8-Bit | 48MHz | I2C, SMBus, SPI, UART/USART, USB | Brown-out Detect/Reset, POR, PWM, WDT | 25 | 32KB (32K x 8) | FLASH | - | 2.25K x 8 | 2.65V ~ 3.6V | A/D 20x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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EFM8UB20F32G-A-QFP32IC MCU 8BIT 32KB FLASH 32QFP |
4,603 | - |
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Datasheet | 32-LQFP | Universal Bee | Tray | Discontinued at Digi-Key | Not Verified | CIP-51 8051 | 8-Bit | 48MHz | I2C, SMBus, SPI, UART/USART, USB | Brown-out Detect/Reset, POR, PWM, WDT | 25 | 32KB (32K x 8) | FLASH | - | 2.25K x 8 | 2.65V ~ 3.6V | A/D 20x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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EFM8UB20F32G-A-QFP48IC MCU 8BIT 32KB FLASH 48TQFP |
4,975 | - |
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Datasheet | 48-TQFP | Universal Bee | Tray | Discontinued at Digi-Key | Not Verified | CIP-51 8051 | 8-Bit | 48MHz | EBI/EMI, I2C, SMBus, SPI, UART/USART, USB | Brown-out Detect/Reset, POR, PWM, WDT | 40 | 32KB (32K x 8) | FLASH | - | 2.25K x 8 | 2.65V ~ 3.6V | A/D 32x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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EFM8UB20F64G-A-QFN32IC MCU 8BIT 64KB FLASH 32QFN |
2,065 | - |
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Datasheet | 32-VFQFN Exposed Pad | Universal Bee | Tube | Discontinued at Digi-Key | Not Verified | CIP-51 8051 | 8-Bit | 48MHz | I2C, SMBus, SPI, UART/USART, USB | Brown-out Detect/Reset, POR, PWM, WDT | 25 | 64KB (64K x 8) | FLASH | - | 4.25K x 8 | 2.65V ~ 3.6V | A/D 20x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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EFM8UB20F64G-A-QFP32IC MCU 8BIT 64KB FLASH 32QFP |
2,402 | - |
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Datasheet | 32-LQFP | Universal Bee | Tray | Discontinued at Digi-Key | Not Verified | CIP-51 8051 | 8-Bit | 48MHz | I2C, SMBus, SPI, UART/USART, USB | Brown-out Detect/Reset, POR, PWM, WDT | 25 | 64KB (64K x 8) | FLASH | - | 4.25K x 8 | 2.65V ~ 3.6V | A/D 20x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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EFM8UB20F64G-A-QFP48IC MCU 8BIT 64KB FLASH 48TQFP |
4,816 | - |
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Datasheet | 48-TQFP | Universal Bee | Tray | Discontinued at Digi-Key | Not Verified | CIP-51 8051 | 8-Bit | 48MHz | EBI/EMI, I2C, SMBus, SPI, UART/USART, USB | Brown-out Detect/Reset, POR, PWM, WDT | 40 | 64KB (64K x 8) | FLASH | - | 4.25K x 8 | 2.65V ~ 3.6V | A/D 32x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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EFM8SB20F16G-A-QFN24RIC MCU 8BIT 16KB FLASH 24QFN |
3,874 | - |
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Datasheet | 24-WFQFN Exposed Pad | Sleepy Bee | Tape & Reel (TR) | Discontinued at Digi-Key | Not Verified | CIP-51 8051 | 8-Bit | 25MHz | EBI/EMI, I2C, SMBus, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 16 | 16KB (16K x 8) | FLASH | - | 4.25K x 8 | 1.8V ~ 3.6V | A/D 15x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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EFM8SB20F32G-A-QFN24RIC MCU 8BIT 32KB FLASH 24QFN |
3,924 | - |
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Datasheet | 24-WFQFN Exposed Pad | Sleepy Bee | Tape & Reel (TR) | Discontinued at Digi-Key | Not Verified | CIP-51 8051 | 8-Bit | 25MHz | EBI/EMI, I2C, SMBus, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 16 | 32KB (32K x 8) | FLASH | - | 4.25K x 8 | 1.8V ~ 3.6V | A/D 15x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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EFM8SB20F32G-A-QFN32RIC MCU 8BIT 32KB FLASH 32QFN |
2,997 | - |
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Datasheet | 32-VFQFN Exposed Pad | Sleepy Bee | Tape & Reel (TR) | Discontinued at Digi-Key | Not Verified | CIP-51 8051 | 8-Bit | 25MHz | EBI/EMI, I2C, SMBus, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 24 | 32KB (32K x 8) | FLASH | - | 4.25K x 8 | 1.8V ~ 3.6V | A/D 23x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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EFM8SB20F32G-A-QFP32RIC MCU 8BIT 32KB FLASH 32QFP |
2,215 | - |
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Datasheet | 32-LQFP | Sleepy Bee | Tape & Reel (TR) | Discontinued at Digi-Key | Not Verified | CIP-51 8051 | 8-Bit | 25MHz | EBI/EMI, I2C, SMBus, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 24 | 32KB (32K x 8) | FLASH | - | 4.25K x 8 | 1.8V ~ 3.6V | A/D 23x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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EFM8SB20F64G-A-QFN24RIC MCU 8BIT 64KB FLASH 24QFN |
1,082 | - |
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Datasheet | 24-WFQFN Exposed Pad | Sleepy Bee | Tape & Reel (TR) | Discontinued at Digi-Key | Not Verified | CIP-51 8051 | 8-Bit | 25MHz | EBI/EMI, I2C, SMBus, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 16 | 64KB (64K x 8) | FLASH | - | 4.25K x 8 | 1.8V ~ 3.6V | A/D 15x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount |
Microcontrollers FAQ
What Microcontrollers components can I source from EGOO?
You can browse available Microcontrollers product families, manufacturers and part numbers on this page, then review stock, datasheets and technical information for suitable options.
Can EGOO help with hard-to-source or obsolete Microcontrollers parts?
Yes. EGOO provides sourcing support for shortage, obsolete and hard-to-find electronic components. Send us the target manufacturer part number and quantity for checking.
Does EGOO support BOM and small-batch sourcing?
Yes. We support BOM sourcing, prototype requirements and small-batch supply, together with stock, lead-time and quotation assistance.
How do I request pricing and availability?
Submit the manufacturer part number, required quantity and any package, date-code or delivery requirements through the RFQ form, and our team will review available sourcing options.
