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| PartNumber | SI1143-A11-YM0 | SI1143-A11-GMR | SI1143-A11-GM |
| Description | Proximity Sensors Proximity + Heart Rate + Ambient Light Sensor with AECQ100 | Proximity Sensors I2C Proximity/Ambient Light Sensor with 3 LED Drivers | Proximity Sensors Proximity + Ambient Light Sensor |
| Manufacturer | Silicon Laboratories | Silicon Laboratories | Silicon Laboratories |
| Product Category | Proximity Sensors | Proximity Sensors | Proximity Sensors |
| Sensing Method | Optical | Optical | Optical |
| Sensing Distance | 10 mm to 2000 mm | 10 mm to 2000 mm | 10 mm to 2000 mm |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Output Configuration | Digital, Open Drain | Digital, Open Drain | Digital, Open Drain |
| Maximum Operating Temperature | + 85 C | + 85 C | + 85 C |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Packaging | Cut Tape | Reel | Bulk |
| Description/Function | Ambient Light Sensor IC with I2C Interface | Ambient Light Sensor IC with I2C Interface | Ambient Light Sensor IC with I2C Interface |
| Height | 0.65 mm | 0.65 mm | 0.65 mm |
| Length | 2 mm | 2 mm | 2 mm |
| Package / Case | QFN-10 | QFN-10 | QFN-10 |
| Series | Si1143 | Si1143 | Si1143 |
| Width | 2 mm | 2 mm | 2 mm |
| Brand | Silicon Labs | Silicon Labs | Silicon Labs |
| Maximum Frequency | 3.4 MHz | 3.4 MHz | 3.4 MHz |
| Operating Supply Current | 4.3 mA | 4.3 mA | 4.3 mA |
| Operating Supply Voltage | 1.71 V to 3.6 V | 1.71 V to 3.6 V | 1.71 V to 3.6 V |
| Factory Pack Quantity | 100 | 2500 | 100 |
| Supply Voltage Max | 3.6 V | 3.6 V | 3.6 V |
| Supply Voltage Min | 1.71 V | 1.71 V | 1.71 V |
| RoHS | - | Y | Y |
| Moisture Sensitive | - | Yes | Yes |