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| Part Number | SIM3U157-B-GQR | SIM3U167-B-GQR | SIM3C157-B-GQR | SIM3U156-B-GQR | SIM3U157-B-GMR | SIM3U157-B-GQ |
|---|---|---|---|---|---|---|
| Manufacturer | Silicon Labs | Silicon Labs | Silicon Labs | Silicon Labs | Silicon Labs | Silicon Labs |
| Product Status | Obsolete | Obsolete | Obsolete | Obsolete | Not For New Designs | Obsolete |
| Core Processor | ARM® Cortex®-M3 | ARM® Cortex®-M3 | ARM® Cortex®-M3 | ARM® Cortex®-M3 | ARM® Cortex®-M3 | ARM® Cortex®-M3 |
| Core Size | 32-Bit Single-Core | 32-Bit Single-Core | 32-Bit Single-Core | 32-Bit Single-Core | 32-Bit Single-Core | 32-Bit Single-Core |
| Speed | 80MHz | 80MHz | 80MHz | 80MHz | 80MHz | 80MHz |
| Connectivity | EBI/EMI, I²C, IrDA, SmartCard, SPI, UART/USART, USB | EBI/EMI, I²C, IrDA, SmartCard, SPI, UART/USART, USB | EBI/EMI, I²C, IrDA, SmartCard, SPI, UART/USART | EBI/EMI, I²C, IrDA, SmartCard, SPI, UART/USART, USB | EBI/EMI, I²C, IrDA, SmartCard, SPI, UART/USART, USB | EBI/EMI, I²C, IrDA, SmartCard, SPI, UART/USART, USB |
| Peripherals | Brown-out Detect/Reset, DMA, I²S, POR, PWM, WDT | Brown-out Detect/Reset, DMA, I²S, POR, PWM, WDT | Brown-out Detect/Reset, DMA, I²S, POR, PWM, WDT | Brown-out Detect/Reset, DMA, I²S, POR, PWM, WDT | Brown-out Detect/Reset, DMA, I²S, POR, PWM, WDT | Brown-out Detect/Reset, DMA, I²S, POR, PWM, WDT |
| Number of I/O | 65 | 65 | 65 | 50 | 65 | 65 |
| Program Memory Size | 128KB (128K x 8) | 256KB (256K x 8) | 128KB (128K x 8) | 128KB (128K x 8) | 128KB (128K x 8) | 128KB (128K x 8) |
| Program Memory Type | Flash | Flash | Flash | Flash | Flash | Flash |
| EEPROM Size | - | - | - | - | - | - |
| RAM Size | 32K x 8 | 32K x 8 | 32K x 8 | 32K x 8 | 32K x 8 | 32K x 8 |
| Voltage - Supply (Vcc/Vdd) | 1.8V ~ 3.6V | 1.8V ~ 3.6V | 1.8V ~ 3.6V | 1.8V ~ 3.6V | 1.8V ~ 3.6V | 1.8V ~ 3.6V |
| Data Converters | A/D 32x12b; D/A 2x10b | A/D 32x12b; D/A 2x10b | A/D 32x12b; D/A 2x10b | A/D 28x12b; D/A 2x10b | A/D 32x12b; D/A 2x10b | A/D 32x12b; D/A 2x10b |
| Oscillator Type | Internal | Internal | Internal | Internal | Internal | Internal |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 80-TQFP | 80-TQFP | 80-TQFP | 64-TQFP | 92-VFLGA Dual Rows, Exposed Pad | 80-TQFP |
| Supplier Device Package | 80-TQFP (12x12) | 80-TQFP (12x12) | 80-TQFP (12x12) | 64-TQFP (10x10) | 92-LGA (7x7) | 80-TQFP (12x12) |
