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| PartNumber | AFE4490RHAT | AFE4490RHAR | AFE4490 |
| Description | Analog Front End - AFE Integrated AFE for Pulse Oximeters | Analog Front End - AFE Integrated AFE for Pulse Oximeters | |
| Manufacturer | Texas Instruments | Texas Instruments | - |
| Product Category | Analog Front End - AFE | Analog Front End - AFE | - |
| RoHS | Y | Y | - |
| Series | AFE4490 | AFE4490 | - |
| Type | Oximeter AFE | Oximeter AFE | - |
| Resolution | 8 bit | 8 bit | - |
| Number of Channels | 1 Channel | 1 Channel | - |
| Interface Type | Serial, SPI | Serial, SPI | - |
| Supply Voltage Max | 3.6 V | 3.6 V | - |
| Supply Voltage Min | 2 V | 2 V | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 85 C | + 85 C | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | VQFN-40 | VQFN-40 | - |
| Packaging | Reel | Reel | - |
| Features | Optical biosensing | Optical biosensing | - |
| Input Voltage | 2 V to 3.6 V | 2 V to 3.6 V | - |
| Number of Converters | 1 | 1 | - |
| Brand | Texas Instruments | Texas Instruments | - |
| Analog Supply Voltage | 3.6 V | 3.6 V | - |
| Moisture Sensitive | Yes | Yes | - |
| Pd Power Dissipation | 1.54 W | 1.54 W | - |
| Product Type | Analog Front End - AFE | Analog Front End - AFE | - |
| Factory Pack Quantity | 250 | 2500 | - |
| Subcategory | Data Converter ICs | Data Converter ICs | - |
| Unit Weight | 0.003668 oz | 0.003668 oz | - |