EFM8BB31F32A-B-4QFN24R
IC MCU 8BIT 32KB FLASH 24QFNManufacturer: Silicon Labs
Categories: Microcontrollers
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Silicon Labs EFM8BB31F32A-B-4QFN24R is an 8-bit CIP-51 8051 core microcontroller operating at 50MHz. This Busy Bee series device features 32KB of FLASH program memory and 2.25KB of RAM. Connectivity options include I2C, SMBus, SPI, and UART/USART. The component integrates a 12x10/12-bit SAR Analog-to-Digital Converter and dual 12-bit Digital-to-Analog Converters. On-chip peripherals include Brown-out Detect/Reset, POR, PWM, and WDT. The EFM8BB31F32A-B-4QFN24R is housed in a 24-QFN (4x4) exposed pad package, designed for surface mounting. It operates across a temperature range of -40°C to 125°C and is qualified to AEC-Q100, making it suitable for automotive applications. The device utilizes an internal oscillator and requires a supply voltage between 2.2V and 3.6V. It is supplied on a tape and reel.
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 | 24-WFQFN Exposed Pad |
| Mounting Type | Surface Mount |
| Speed | 50MHz |
| Program Memory Size | 32KB (32K x 8) |
| RAM Size | 2.25K 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 12x10/12b SAR; D/A 2x12b |
| 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 | 24-QFN (4x4) |
| Grade | Automotive |
| Number of I/O | 20 |
| Programmable | Not Verified |
| Qualification | AEC-Q100 |
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