This detailed comparison of EFM8SB20F64G-B-QFN32 and EFM8UB20F64G-A-QFN32R in the Embedded - Microcontrollers provides valuable insights into their specifications and features. Key aspects such as Manufacturer, Package, Mounting Type, and core parameters are thoroughly analyzed. This side-by-side comparison simplifies component selection. To learn more, explore their datasheets or request a quote directly.
| Manufacturer | Silicon Labs | Silicon Labs |
|---|---|---|
| Package / Case | 32-VFQFN Exposed Pad | 32-VFQFN Exposed Pad |
| Description | IC MCU 8BIT 64KB FLASH 32QFN | IC MCU 8BIT 64KB FLASH 32QFN |
| In Stock | 184 | 268 |
| Mounting Type | Surface Mount | Surface Mount |
| Part Status | Active | Discontinued at Digi-Key |
| Series | Sleepy Bee | Universal Bee |
| Package | Tube | Tape & Reel (TR) |
| Core Processor | CIP-51 8051 | CIP-51 8051 |
| Core Size | 8-Bit | 8-Bit |
| Speed | 25MHz | 48MHz |
| Connectivity | EBI/EMI, I²C, SMBus, SPI, UART/USART | I²C, SMBus, SPI, UART/USART, USB |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT | Brown-out Detect/Reset, POR, PWM, WDT |
| Number of I/O | 24 | 25 |
| Program Memory Size | 64KB (64K x 8) | 64KB (64K x 8) |
| Program Memory Type | FLASH | FLASH |
| EEPROM Size | - | - |
| RAM Size | 4.25K x 8 | 4.25K x 8 |
| Voltage - Supply (Vcc/Vdd) | 1.8V ~ 3.6V | 2.65V ~ 3.6V |
| Data Converters | A/D 23x10b | A/D 20x10b |
| Oscillator Type | Internal | Internal |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) |
| Supplier Device Package | 32-QFN (5x5) | 32-QFN (5x5) |