For Reference Only
| Part Number | SIM3U166-B-GMR |
| LIXINC Part # | SIM3U166-B-GMR |
| Manufacturer | Silicon Labs |
| Category | Integrated Circuits › Embedded - Microcontrollers |
| Description | IC MCU 32BIT 256KB FLASH 64QFN |
| Lifecycle | Active |
| RoHS | No RoHS Information |
| EDA/CAD Models | SIM3U166-B-GMR PCB Footprint and Symbol |
| Warehouses | USA, Europe, China, Hong Kong SAR |
| Estimated Delivery | Jan 26 - Jan 30 2026(Choose Expedited Shipping) |
| Warranty | Up to 1 year [Limited-Warranty]* |
| Payment |
|
| Shipping | ![]() |
| Part Number: | SIM3U166-B-GMR |
| Brand: | Silicon Labs |
| Lifecycle: | Active |
| RoHS: | Lead free / RoHS Compliant |
| Category: | Integrated Circuits |
| Subcategory: | Embedded - Microcontrollers |
| Manufacturer: | Silicon Labs |
| Series: | SiM3U1xx |
| Package: | Tape & Reel (TR) |
| Part Status: | Not For New Designs |
| Core Processor: | ARM® Cortex®-M3 |
| Core Size: | 32-Bit |
| Speed: | 80MHz |
| Connectivity: | EBI/EMI, I²C, IrDA, SmartCard, SPI, UART/USART, USB |
| Peripherals: | Brown-out Detect/Reset, DMA, I²S, POR, PWM, WDT |
| Number of I/O: | 50 |
| Program Memory Size: | 256KB (256K x 8) |
| Program Memory Type: | FLASH |
| EEPROM Size: | - |
| RAM Size: | 32K x 8 |
| Voltage - Supply (Vcc/Vdd): | 1.8V ~ 3.6V |
| Data Converters: | A/D 28x12b; D/A 2x10b |
| Oscillator Type: | Internal |
| Operating Temperature: | -40°C ~ 85°C (TA) |
| Mounting Type: | Surface Mount |
| Package / Case: | 64-VFQFN Exposed Pad |
| Supplier Device Package: | 64-QFN (9x9) |
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| In Stock | 10928 - More on Order |
|---|---|
| Quote Limit | No Limit |
| Lead-Time | To be Confirmed |
| Minimum | 1 |
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1 | $9.69022 | $9.69022 |
| 2500 | $8.80929 | $22023.225 |
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