 |  |  | |
| PartNumber | SIM3C157-B-GQ | SIM3C157-B-GM | SIM3C157-B-GMR |
| Description | ARM Microcontrollers - MCU ARM Cortex-32-bit 80 MHz 128 kB EMIF MCU | ARM Microcontrollers - MCU ARM Cortex-32-bit 80 MHz 128 kB EMIF MCU | ARM Microcontrollers - MCU 128KB, LGA92 |
| Manufacturer | Silicon Laboratories | Silicon Laboratories | Silicon Laboratories |
| Product Category | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU |
| RoHS | Y | Y | Y |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | TQFP-80 | LGA-92 | - |
| Series | SIM3C157 | SIM3C157 | SIM3C157 |
| Core | ARM Cortex M3 | ARM Cortex M3 | - |
| Data Bus Width | 32 bit | 32 bit | - |
| Maximum Clock Frequency | 80 MHz | 80 MHz | - |
| Program Memory Size | 128 kB | 128 kB | 128 kB |
| Data RAM Size | 32 kB | 32 kB | 32 kB |
| Number of I/Os | 76 I/O | 75 I/O | - |
| Operating Supply Voltage | 1.8 V to 3.6 V | 1.8 V to 3.6 V | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 85 C | + 85 C | - |
| Packaging | Tray | Tray | Reel |
| Brand | Silicon Labs | Silicon Labs | Silicon Labs |
| Interface Type | 2 x I2C, I2S, 3 x SPI, 2 x USART, 2 x UART | 2 x I2C, I2S, 3 x SPI, 2 x USART, 2 x UART | - |
| Moisture Sensitive | Yes | Yes | Yes |
| Number of Timers/Counters | 13 Timer | 12 Timer | - |
| Processor Series | SIM3C1xx | SIM3C1xx | - |
| Product Type | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU |
| Factory Pack Quantity | 119 | 297 | 2500 |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | Microcontrollers - MCU |
| Unit Weight | 0.018117 oz | - | - |