For Reference Only
| Part Number | EFM8BB31F16I-B-4QFN24 |
| LIXINC Part # | EFM8BB31F16I-B-4QFN24 |
| Manufacturer | Silicon Labs |
| Category | Integrated Circuits › Embedded - Microcontrollers |
| Description | IC MCU 8BIT 16KB FLASH 24QFN |
| Lifecycle | Active |
| RoHS | No RoHS Information |
| EDA/CAD Models | EFM8BB31F16I-B-4QFN24 PCB Footprint and Symbol |
| Warehouses | USA, Europe, China, Hong Kong SAR |
| Estimated Delivery | Jan 23 - Jan 27 2026(Choose Expedited Shipping) |
| Warranty | Up to 1 year [Limited-Warranty]* |
| Payment |
|
| Shipping | ![]() |
| Part Number: | EFM8BB31F16I-B-4QFN24 |
| Brand: | Silicon Labs |
| Lifecycle: | Active |
| RoHS: | Lead free / RoHS Compliant |
| Category: | Integrated Circuits |
| Subcategory: | Embedded - Microcontrollers |
| Manufacturer: | Silicon Labs |
| Series: | Busy Bee |
| Package: | Tube |
| Part Status: | Not For New Designs |
| Core Processor: | CIP-51 8051 |
| Core Size: | 8-Bit |
| Speed: | 50MHz |
| Connectivity: | I²C, SMBus, SPI, UART/USART |
| Peripherals: | Brown-out Detect/Reset, POR, PWM, WDT |
| Number of I/O: | 20 |
| Program Memory Size: | 16KB (16K x 8) |
| Program Memory Type: | FLASH |
| EEPROM Size: | - |
| RAM Size: | 2.25K x 8 |
| Voltage - Supply (Vcc/Vdd): | 2.2V ~ 3.6V |
| Data Converters: | A/D 12x10/12b SAR; D/A 2x12b |
| Oscillator Type: | Internal |
| Operating Temperature: | -40°C ~ 125°C (TA) |
| Mounting Type: | Surface Mount |
| Package / Case: | 24-WFQFN Exposed Pad |
| Supplier Device Package: | 24-QFN (4x4) |
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| In Stock | 10858 - More on Order |
|---|---|
| Quote Limit | No Limit |
| Lead-Time | To be Confirmed |
| Minimum | 1 |
Warm Tips: Please fill out the form below. We will contact you as soon as possible.
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1 | $1.07000 | $1.07 |
| 25 | $0.97657 | $24.41425 |
| 100 | $0.88798 | $88.798 |
| 1000 | $0.79914 | $799.14 |
Lixinc will offer the most competitive prices for you, please refer to the quotations.
Please feel free to contact us for details.