EFM8BB31F64I-C-QFN32
IC MCU 8BIT 64KB FLASH 32QFNManufacturer: Silicon Labs
Categories: Microcontrollers
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Silicon Labs EFM8BB31F64I-C-QFN32 is a CIP-51 8051 core 8-bit microcontroller from the Busy Bee series. It features a 50MHz clock speed and 64KB of FLASH program memory, complemented by 4.25KB of RAM. On-chip peripherals include multiple communication interfaces such as I2C, SMBus, SPI, and UART/USART. The device incorporates advanced data conversion capabilities with twenty 10/12-bit SAR Analog-to-Digital converters and four 12-bit Digital-to-Analog converters. Additional system management features include Brown-out Detect/Reset, Power-On Reset (POR), Pulse Width Modulation (PWM), and Watchdog Timer (WDT). This microcontroller is designed for surface mount applications, housed in a 32-QFN (4x4) exposed pad package, and operates over an industrial temperature range of -40°C to 125°C. It is commonly utilized in applications requiring efficient embedded control and robust peripheral integration across various industrial and consumer electronics sectors.
Additional Information
Series: Busy BeeRoHS Status: ROHS3 CompliantManufacturer Lead Time: 52 week(s)Product Status: Not For New DesignsPackaging: TubeDatasheet:Download Free CAD Model:
Technical Details:
| Packaging | Tube |
| Package / Case | 32-UFQFN Exposed Pad |
| Mounting Type | Surface Mount |
| Speed | 50MHz |
| Program Memory Size | 64KB (64K x 8) |
| RAM Size | 4.25K x 8 |
| Operating Temperature | -40°C ~ 125°C (TA) |
| Oscillator Type | Internal |
| Program Memory Type | FLASH |
| EEPROM Size | - |
| Core Processor | CIP-51 8051 |
| Data Converters | A/D 20x10/12b SAR; D/A 4x12b |
| Core Size | 8-Bit |
| Voltage - Supply (Vcc/Vdd) | 2.2V ~ 3.6V |
| Connectivity | I2C, SMBus, SPI, UART/USART |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT |
| Supplier Device Package | 32-QFN (4x4) |
| Number of I/O | 29 |
| Programmable | Not Verified |
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