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| PartNumber | ST7538QTR | ST7538Q | ST7538Q1 |
| Description | Network Controller & Processor ICs FSK power line transceiver | Network Controller & Processor ICs FSK power line transceiver | Modem, 4.8kbps Data, BCDMOS, PQFP44 |
| Manufacturer | STMicroelectronics | STMicroelectronics | - |
| Product Category | Network Controller & Processor ICs | Network Controller & Processor ICs | - |
| RoHS | Y | Y | - |
| Series | ST7538Q | ST7538Q | - |
| Product | Power Line Communications | Power Line Communications | - |
| Data Rate | 4.8 kb/s | 4.8 kb/s | - |
| Frequency | 16 MHz | 16 MHz | - |
| Interface Type | SPI, UART | SPI, UART | - |
| Operating Supply Voltage | 5 V | 5 V | - |
| Operating Supply Current | 5 mA | 5 mA | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 85 C | + 85 C | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | TQFP-44 | TQFP-44 | - |
| Packaging | Reel | Tray | - |
| Height | 1.4 mm | 1.4 mm | - |
| Length | 10 mm | 10 mm | - |
| Width | 10 mm | 10 mm | - |
| Brand | STMicroelectronics | STMicroelectronics | - |
| Moisture Sensitive | Yes | Yes | - |
| Product Type | Network Controller & Processor ICs | Network Controller & Processor ICs | - |
| Factory Pack Quantity | 1000 | 960 | - |
| Subcategory | Communication & Networking ICs | Communication & Networking ICs | - |
| Supply Voltage Max | 5.25 V | 5.25 V | - |
| Supply Voltage Min | 4.75 V | 4.75 V | - |
| Unit Weight | - | 0.012240 oz | - |