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| PartNumber | F1977NBGI | F1977EVS | F1977EVBI |
| Description | Attenuators F1977 RF Switch | RF Development Tools F1977 RF Switch | EVAL BOARD FOR F1977 |
| Manufacturer | IDT (Integrated Device Technology) | IDT (Integrated Device Technology) | - |
| Product Category | Attenuators | RF Development Tools | - |
| RoHS | Y | Y | - |
| Package / Case | TQFN-32 | - | - |
| Maximum Attenuation | 31.75 dB | - | - |
| Maximum Frequency | 3 GHz | - | - |
| Number of Bits | 7 bit | - | - |
| Number of Channels | 1 Channel | - | - |
| Impedance | 75 Ohms | - | - |
| Maximum VSWR | - | - | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 105 C | + 105 C | - |
| Packaging | Tray | Bulk | - |
| Power Rating | 34 dBm | - | - |
| Series | F1977 | F1977 | - |
| Technology | Silicon | - | - |
| Type | Digital Step Attenuator | Attenuators | - |
| Brand | IDT | IDT | - |
| Insertion Loss | 2.2 dB | - | - |
| Mounting Style | SMD/SMT | - | - |
| Minimum Frequency | 5 MHz | - | - |
| Operating Supply Voltage | 3 V to 5.25 V | 5.25 V | - |
| Product Type | Attenuators | RF Development Tools | - |
| Factory Pack Quantity | 490 | 1 | - |
| Subcategory | Wireless & RF Integrated Circuits | Development Tools | - |
| Product | - | Evaluation Kits | - |
| Tool Is For Evaluation Of | - | F1977 | - |
| Frequency | - | 5 MHz to 3 GHz | - |
| Description/Function | - | Evaluation solution for F1977, 7 bit, 75 Ohms, digital step attenuator | - |
| Interface Type | - | PCI/SPI | - |