| Part Number | SIM3L166-C-GM | SIM3L146-C-GM |
|---|---|---|
| Manufacturer | Silicon Labs | Silicon Labs |
| Category | Embedded - Microcontrollers | Embedded - Microcontrollers |
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| Product Status | Not For New Designs | Not For New Designs |
| Core Processor | ARM® Cortex®-M3 | ARM® Cortex®-M3 |
| Core Size | 32-Bit Single-Core | 32-Bit Single-Core |
| Speed | 50MHz | 50MHz |
| Connectivity | I²C, IrDA, SmartCard, SPI, UART/USART | I²C, IrDA, SmartCard, SPI, UART/USART |
| Peripherals | Brown-out Detect/Reset, DMA, LCD, POR, PWM, WDT | Brown-out Detect/Reset, DMA, LCD, POR, PWM, WDT |
| Number of I/O | 51 | 51 |
| Program Memory Size | 256KB (256K x 8) | 64KB (64K x 8) |
| Program Memory Type | Flash | Flash |
| EEPROM Size | - | - |
| RAM Size | 32K x 8 | 16K x 8 |
| Voltage - Supply (Vcc/Vdd) | 1.8V ~ 3.8V | 1.8V ~ 3.8V |
| Data Converters | A/D 23x10/12b; D/A 1x10b | A/D 23x10/12b; D/A 1x10b |
| Oscillator Type | Internal | Internal |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount | Surface Mount |
| Package / Case | 64-VFQFN Exposed Pad | 64-VFQFN Exposed Pad |
| Supplier Device Package | 64-QFN (9x9) | 64-QFN (9x9) |