
Note: The purchased components are stored in your JLCPCB parts library for future PCBA orders only, and cannot be shipped separately.
| Attributes | Value | |
|---|---|---|
| Category | RF and Wireless/RF Attenuators | |
| Manufacturer | RENESAS | |
| Package | QFN-20-EP(4x4) | |
| Insertion Loss | 2dB | |
| Frequency Range | 5MHz~3GHz | |
| Operating Temperature | -40℃~+105℃ | |
| Attenuation Value | 30.5dB~31.7dB | |
| Step Size | 0.5dB | |
| Features | Digitally programmable attenuation、Digital control interface、Parallel control interface | |
| Impedance | 75Ω |

* Images are for reference only
Note: The purchased components are stored in your JLCPCB parts library for future PCBA orders only, and cannot be shipped separately.

* Images are for reference only
Note: The purchased components are stored in your JLCPCB parts library for future PCBA orders only, and cannot be shipped separately.
F1978NCGK technical specifications, attributes, and parameters.
| Attributes | Value | |
|---|---|---|
| Category | RF and Wireless/RF Attenuators | |
| Manufacturer | RENESAS | |
| Package | QFN-20-EP(4x4) | |
| Insertion Loss | 2dB | |
| Frequency Range | 5MHz~3GHz | |
| Operating Temperature | -40℃~+105℃ | |
| Attenuation Value | 30.5dB~31.7dB | |
| Step Size | 0.5dB | |
| Features | Digitally programmable attenuation、Digital control interface、Parallel control interface | |
| Impedance | 75Ω |
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Step 1 - Pre-order the parts you need from JLCPCB.
Step 2 - Place a PCBA order to have those parts assembled onto your boards.
Step 3 - JLCPCB manufactures and assembles your boards in as fast as 3 days.

F1978NCGK datasheets or manufacturer documentation.
Datasheet: F1978NCGK Datasheet (PDF)
The F1978NCGK schematic symbol and PCB footprint are available in the EasyEDA PCB design tool.