 |  |  | |
| PartNumber | SIM3L144-C-GM | SIM3L146-C-GM | SIM3L144-C-GMR |
| Description | ARM Microcontrollers - MCU ARM Cortex-32-bit 50 MHz 64 kB AES low power MCU | ARM Microcontrollers - MCU ARM Cortex-32-bit 50 MHz 64 kB LCD AES low power MCU | Microcontrollers - MCU ARM Microcontrollers - MCU 64KB, DC-DC, AES QFN40 |
| Manufacturer | Silicon Laboratories | Silicon Laboratories | Silicon Labs |
| Product Category | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | Embedded - Microcontrollers |
| RoHS | Y | Y | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | QFN-40 | QFN-64 | - |
| Series | SIM3L144 | SIM3L146 | SiM3L1xx |
| Core | ARM Cortex M3 | ARM Cortex M3 | - |
| Data Bus Width | 32 bit | 32 bit | - |
| Maximum Clock Frequency | 50 MHz | 50 MHz | - |
| Program Memory Size | 64 kB | 64 kB | 64KB (64K x 8) |
| Data RAM Size | 16 kB | 16 kB | - |
| ADC Resolution | 12 bit | 12 bit | - |
| Number of I/Os | 28 I/O | 51 I/O | - |
| Operating Supply Voltage | 3 V | 3 V | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 85 C | + 85 C | - |
| Packaging | Tray | Tray | Tape & Reel (TR) Alternate Packaging |
| Height | 0.9 mm | 0.9 mm | - |
| Length | 4.65 mm | 9 mm | - |
| Program Memory Type | Flash | Flash | FLASH |
| Width | 4.65 mm | 9 mm | - |
| Brand | Silicon Labs | Silicon Labs | - |
| Data RAM Type | SRAM | SRAM | - |
| Interface Type | I2C, SPI | I2C, SPI | - |
| I/O Voltage | 3 V | 3 V | - |
| Moisture Sensitive | Yes | Yes | - |
| Number of ADC Channels | 20 | 23 | - |
| Number of Timers/Counters | 3 Timer | 3 Timer | - |
| Processor Series | SiM3L1xx | SiM3L1xx | - |
| Product Type | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | - |
| Factory Pack Quantity | 490 | 260 | - |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | - |
| Supply Voltage Max | 3.8 V | 3.8 V | - |
| Supply Voltage Min | 1.98 V | 1.98 V | - |
| Tradename | Precision32 | Precision32 | - |
| Unit Weight | 0.004138 oz | 0.007277 oz | - |
| Package Case | - | - | 40-VFQFN Exposed Pad |
| Operating Temperature | - | - | -40°C ~ 85°C (TA) |
| Supplier Device Package | - | - | 40-QFN (6x6) |
| Number of I O | - | - | 28 |
| Speed | - | - | 50MHz |
| EEPROM Size | - | - | - |
| Core Processor | - | - | ARMR CortexR-M3 |
| RAM Size | - | - | 16K x 8 |
| Peripherals | - | - | Brown-out Detect/Reset, DMA, POR, PWM, WDT |
| Connectivity | - | - | I2C, IrDA, SmartCard, SPI, UART/USART |
| Voltage Supply Vcc Vdd | - | - | 1.8 V ~ 3.8 V |
| Core Size | - | - | 32-Bit |
| Data Converters | - | - | A/D 20x10/12b, D/A 1x10b |
| Oscillator Type | - | - | Internal |