EFM8BB31F64I-B-QFN32R
IC MCU 8BIT 64KB FLASH 32QFNManufacturer: Silicon Labs
Categories: Microcontrollers
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The Silicon Labs EFM8BB31F64I-B-QFN32R is an 8-bit CIP-51 8051 core microcontroller operating at 50MHz. This Busy Bee series device features 64KB of FLASH program memory and 4.25KB of RAM. On-chip peripherals include multiple communication interfaces such as I2C, SMBus, SPI, and UART/USART. It offers integrated data conversion capabilities with twenty 10/12-bit SAR ADCs and four 12-bit DACs. Additional peripherals include brown-out detection, power-on reset, PWM generation, and a watchdog timer. The EFM8BB31F64I-B-QFN32R supports 29 general-purpose I/O pins and operates from a 2.2V to 3.6V supply. This component is supplied in a 32-QFN (4x4) package, suitable for surface mounting, and is available on tape and reel. Its robust feature set makes it suitable for applications in industrial automation, consumer electronics, and automotive systems.
Additional Information
Series: Busy BeeRoHS Status: ROHS3 CompliantManufacturer Lead Time: 52 week(s)Product Status: Not For New DesignsPackaging: Tape & Reel (TR)Download Free CAD Model:
Technical Details:
| Packaging | Tape & Reel (TR) |
| 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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