SIM3U157-B-GM
IC MCU 32BIT 128KB FLASH 92LGA
| Part Description | ARM® Cortex®-M3 SiM3U1xx Microcontroller IC 32-Bit Single-Core 80MHz 128KB (128K x 8) FLASH 92-LGA (7x7) |
|---|
| Product Category | Microcontrollers |
|---|---|
| Manufacturer | Silicon Labs |
| Manufacturing Status | Not For New Designs |
| Leadtime | 12 Weeks |
| Datasheet | |
| Quantity | 749 Available (as of January 18, 2026) |
Specifications
| Part Package | 92-VFLGA Dual Rows, Exposed Pad |
|---|---|
| Device Package | 92-LGA (7×7) |
| Mounting Method | Surface Mount |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Core Processor: | ARM® Cortex®-M3 |
| Core Size: | 32-Bit Single-Core |
| 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: | 65 |
| Program Memory Size: | 128KB (128K x 8) |
| Program Memory Type: | FLASH |
| RAM Size: | 32K x 8 |
| Voltage – Supply (Vcc/Vdd): | 1.8V ~ 3.6V |
| Data Converters: | A/D 32x12b; D/A 2x10b |
| Oscillator Type: | Internal |
Environmental
| REACH Compliance | REACH Unknown |
|---|---|
| RoHS Compliance | ROHS3 Compliant |
| Moisture Sensitivity Level | 3 (168 Hours) |
| ECCN | 5A992C |
| HTS Code | 8542.31.0001 |
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Silicon Labs
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Headquarters: Austin, Texas, USA
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About Silicon Labs:
Silicon Labs, a pioneer in wireless technology since its establishment in 1996, has been at the forefront of transforming the Internet of Things (IoT) landscape. With an unwavering commitment to secure, intelligent wireless connectivity, the company has emerged as a leading provider of innovative solutions aimed at creating a more interconnected world. Silicon Labs offers an integrated hardware and software ... Read more
