EFM8UB20F32G-B-QFN32R
ActiveSilicon Labs
8051 48 MHZ 32 KB FLASH 2 KB RAM 8-BIT UNIVERSAL BEE MCU
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EFM8UB20F32G-B-QFN32R
ActiveSilicon Labs
8051 48 MHZ 32 KB FLASH 2 KB RAM 8-BIT UNIVERSAL BEE MCU
Deep-Dive with AI
DocumentsDatasheet
Technical Specifications
Parameters and characteristics for this part
| Specification | EFM8UB20F32G-B-QFN32R |
|---|---|
| Connectivity | UART/USART, SPI, SMBus, I2C, USB |
| Core Processor | CIP-51 8051 |
| Core Size | 8-Bit |
| Data Converters | 10 b, 20 |
| Mounting Type | Surface Mount |
| Number of I/O | 25 |
| Operating Temperature [Max] | 85 °C |
| Operating Temperature [Min] | -40 °C |
| Oscillator Type | Internal |
| Package / Case | 32-VFQFN Exposed Pad |
| Program Memory Size | 32 KB |
| Program Memory Type | FLASH |
| RAM Size | 2.25 K |
| Speed | 48 MHz |
| Supplier Device Package | 32-QFN (5x5) |
| Voltage - Supply (Vcc/Vdd) [Max] | 3.6 V |
| Voltage - Supply (Vcc/Vdd) [Min] | 2.65 V |
EFM8UB20 Series
| Part | Mounting Type | Operating Temperature [Max] | Operating Temperature [Min] | Core Size | Number of I/O | Data Converters | RAM Size | Oscillator Type | Voltage - Supply (Vcc/Vdd) [Max] | Voltage - Supply (Vcc/Vdd) [Min] | Connectivity | Program Memory Size | Core Processor | Supplier Device Package | Package / Case | Program Memory Type | Speed |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Silicon Labs | Surface Mount | 85 °C | -40 °C | 8-Bit | 25 | 10 b 20 | 2.25 K | Internal | 3.6 V | 2.65 V | I2C SMBus SPI UART/USART USB | 32 KB | CIP-51 8051 | 32-QFN (5x5) | 32-VFQFN Exposed Pad | FLASH | 48 MHz |
Silicon Labs | Surface Mount | 85 °C | -40 °C | 8-Bit | 25 | 10 b 20 | 4.25 K | Internal | 3.6 V | 2.65 V | I2C SMBus SPI UART/USART USB | 64 KB | CIP-51 8051 | 32-QFN (5x5) | 32-VFQFN Exposed Pad | FLASH | 48 MHz |
Silicon Labs | Surface Mount | 85 °C | -40 °C | 8-Bit | 25 | 10 b 20 | 2.25 K | Internal | 3.6 V | 2.65 V | I2C SMBus SPI UART/USART USB | 32 KB | CIP-51 8051 | 32-QFN (5x5) | 32-VFQFN Exposed Pad | FLASH | 48 MHz |
Silicon Labs | Surface Mount | 85 °C | -40 °C | 8-Bit | 40 | 4.25 K | Internal | 3.6 V | 2.65 V | EBI/EMI I2C SMBus SPI UART/USART USB | 64 KB | CIP-51 8051 | 48-TQFP (7x7) | 48-TQFP | FLASH | 48 MHz | |
Silicon Labs | Surface Mount | 85 °C | -40 °C | 8-Bit | 25 | 10 b 20 | 4.25 K | Internal | 3.6 V | 2.65 V | I2C SMBus SPI UART/USART USB | 64 KB | CIP-51 8051 | 32-QFN (5x5) | 32-VFQFN Exposed Pad | FLASH | 48 MHz |
Silicon Labs | Surface Mount | 85 °C | -40 °C | 8-Bit | 25 | 10 b 20 | 2.25 K | Internal | 3.6 V | 2.65 V | I2C SMBus SPI UART/USART USB | 32 KB | CIP-51 8051 | 32-QFP (7x7) | 32-LQFP | FLASH | 48 MHz |
Silicon Labs | Surface Mount | 85 °C | -40 °C | 8-Bit | 25 | 10 b 20 | 4.25 K | Internal | 3.6 V | 2.65 V | I2C SMBus SPI UART/USART USB | 64 KB | CIP-51 8051 | 32-QFP (7x7) | 32-LQFP | FLASH | 48 MHz |
Silicon Labs | Surface Mount | 85 °C | -40 °C | 8-Bit | 40 | 4.25 K | Internal | 3.6 V | 2.65 V | EBI/EMI I2C SMBus SPI UART/USART USB | 64 KB | CIP-51 8051 | 48-TQFP (7x7) | 48-TQFP | FLASH | 48 MHz |
Pricing
Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly
| Distributor | Package | Quantity | $ | |
|---|---|---|---|---|
| Digikey | Cut Tape (CT) | 1 | $ 2.26 | |
| 10 | $ 2.03 | |||
| 25 | $ 1.92 | |||
| 100 | $ 1.66 | |||
| 250 | $ 1.58 | |||
| 500 | $ 1.50 | |||
| Digi-Reel® | 1 | $ 2.26 | ||
| 10 | $ 2.03 | |||
| 25 | $ 1.92 | |||
| 100 | $ 1.66 | |||
| 250 | $ 1.58 | |||
| 500 | $ 1.50 | |||
| Tape & Reel (TR) | 1500 | $ 1.50 | ||
Description
General part information
EFM8UB20 Series
CIP-51 8051 Universal Bee Microcontroller IC 8-Bit 48MHz 32KB (32K x 8) FLASH 32-QFN (5x5)
Documents
Technical documentation and resources