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See Product Specifications
| Part Number: | SX1511BIULTRT | 
| Category: | Integrated Circuits (ICs) | 
| Subcategory: | Interface - I/O Expanders | 
| Manufacturer: | Semtech Corporation | 
| Packaging: | Tape & Reel (TR) | 
| Product Status: | Obsolete | 
| Number of I/O: | 8 | 
| Interface: | SPI | 
| Interrupt Output: | No | 
| Features: | - | 
| Output Type: | Open Drain, Push-Pull | 
| Current - Output Source/Sink: | 8mA, 15mA | 
| Clock Frequency: | 20 MHz | 
| Voltage - Supply: | 1.425V ~ 3.6V | 
| Operating Temperature: | -40°C ~ 85°C | 
| Mounting Type: | Surface Mount | 
| Package / Case: | 20-UFQFN Exposed Pad | 
| Supplier Device Package: | 20-QFN-UT (3x3) |