8-bit CISC microcontroller featuring an 8051 core, 8KB Flash program memory, and 1.25KB RAM. Operates at up to 50 MHz with 25 programmable I/Os and four timers. Supports I2C, SPI, and UART interfaces. Housed in a 32-pin QFP package with gull-wing leads for surface mounting, measuring 7x7x1.4mm with a 0.8mm pin pitch. Automotive qualified with an operating temperature range of -40°C to 125°C.
Checking distributor stock and pricing after the page loads.
Sign in to ask questions about the Silicon Labs C8051F544-IQR datasheet using AI. Get instant answers about specifications, features, and technical details, ideal for finding information in larger documents.
Sign In to ChatWidest selection of semiconductors and electronic components in stock and ready to ship ™
| Basic Package Type | Lead-Frame SMT |
| Package Family Name | QFP |
| Package/Case | QFP |
| Package Description | Quad Flat Package |
| Lead Shape | Gull-wing |
| Pin Count | 32 |
| PCB | 32 |
| Package Length (mm) | 7 |
| Package Width (mm) | 7 |
| Package Height (mm) | 1.4 |
| Seated Plane Height (mm) | 1.6(Max) |
| Pin Pitch (mm) | 0.8 |
| Package Material | Plastic |
| Mounting | Surface Mount |
| Family Name | C8051F54x |
| Data Bus Width | 8bit |
| Instruction Set Architecture | CISC |
| Maximum Clock Rate | 50MHz |
| Maximum CPU Frequency | 50MHz |
| Device Core | 8051 |
| Program Memory Type | Flash |
| Program Memory Size | 8KB |
| RAM Size | 1.25KB |
| Number of Programmable I/Os | 25 |
| Core Architecture | 8051 |
| Programmability | Yes |
| Number of Timers | 4 |
| Interface Type | I2C/SPI/UART |
| CAN | 0 |
| I2C | 1 |
| SPI | 1 |
| Ethernet | 0 |
| UART | 1 |
| USART | 0 |
| USB | 0 |
| I2S | 0 |
| Max Operating Supply Voltage | 5.25V |
| Min Operating Temperature | -40°C |
| Max Operating Temperature | 125°C |
| ADC Channels | 25 |
| Number of ADCs | Single |
| Cage Code | 6SQ24 |
| EU RoHS | Yes |
| HTS Code | 8542390001 |
| Schedule B | 8542390000 |
| ECCN | 3A991.a.2 |
| Automotive | Yes |
| AEC Qualified | Yes |
| PPAP | No |
| RoHS Versions | 2011/65/EU, 2015/863 |
Download the complete datasheet for Silicon Labs C8051F544-IQR to view detailed technical specifications.
The embedded preview will load automatically when this section scrolls into view.
