| PartNumber | 545BAA000127BAG | 545BAA000274BAG | 545BAA100M000BAG |
| Description | Standard Clock Oscillators Differential/single-ended; single frequency XO; 0.2-1500 MHz | Standard Clock Oscillators Differential/single-ended; single frequency XO; 0.2-1500 MHz | Standard Clock Oscillators Differential/single-ended; single frequency XO; 0.2-1500 MHz |
| Manufacturer | Silicon Laboratories | Silicon Laboratories | Silicon Laboratories |
| Product Category | Standard Clock Oscillators | Standard Clock Oscillators | Standard Clock Oscillators |
| RoHS | Y | Y | Y |
| Product Type | Clock Oscillators | Clock Oscillators | Clock Oscillators |
| Package / Case | 5 mm x 3.2 mm | 5 mm x 3.2 mm | 5 mm x 3.2 mm |
| Frequency | 0.2 MHz to 1500 MHz | 0.2 MHz to 1500 MHz | 100 MHz |
| Frequency Stability | 50 PPM | 50 PPM | 50 PPM |
| Load Capacitance | 5 pF | 5 pF | 5 pF |
| Operating Supply Voltage | 1.8 V, 2.5 V, 3.3 V | 1.8 V, 2.5 V, 3.3 V | 1.8 V, 2.5 V, 3.3 V |
| Supply Voltage Min | 1.71 V | 1.71 V | 1.71 V |
| Supply Voltage Max | 3.465 V | 3.465 V | 3.465 V |
| Output Format | LVDS | LVDS | LVDS |
| Termination Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 85 C | + 85 C |
| Length | 5 mm | 5 mm | 5 mm |
| Width | 3.2 mm | 3.2 mm | 3.2 mm |
| Height | 1.17 mm | 1.17 mm | 1.17 mm |
| Series | Si545 | Si545 | Si545 |
| Current Rating | 83 mA | 83 mA | 83 mA |
| Type | Crystal Oscillator | Crystal Oscillator | Crystal Oscillator |
| Brand | Silicon Labs | Silicon Labs | Silicon Labs |
| Duty Cycle Max | 55 % | 55 % | 55 % |
| Factory Pack Quantity | 50 | 50 | 50 |
| Subcategory | Oscillators | Oscillators | Oscillators |
| Tradename | Ultra Series | Ultra Series | Ultra Series |