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Microcontrollers
| Photo | Mfr. Part # | Availability | 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 |
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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 |
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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 |
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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 |
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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 |
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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 |
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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 |
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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 |
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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 |
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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 |
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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 |
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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 |
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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 |
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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 |
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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 |
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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 |
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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 |
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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 |
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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 |
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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 |
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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 Electronic Components
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Frequently Asked Questions
Q1: What products are included in Microcontrollers?
This category includes related Microcontrollers subcategories and electronic components from multiple manufacturers. Select a lower-level category to view available part numbers.
Q2: Can I request a quotation for Microcontrollers components?
Yes. Send us the part numbers and required quantities, and our team will provide sourcing and quotation support.
Q3: Are datasheets and technical information available?
Yes. Datasheets and technical information are available on supported final product pages and product listings.
Q4: Do you support BOM sourcing?
Yes. We support BOM matching, component procurement and alternative sourcing for Microcontrollers and other electronic components.