RFSA3715
5 - 4000 MHz, Serial/Parallel Controlled Digital Step Attenuator, 7-Bit, 0.25 dB Steps
Qorvo's RFSA3715 is a 7-bit digital step attenuator (DSA) that features high linearity over the entire 31.75dB gain control range with 0.25dB steps. The RFSA3715 features three modes of control: serial addressable, latched parallel and direct parallel programming. The RFSA3715 has a low insertion loss of 1.5dB at 2GHz. Patent pending circuit architecture providing overshoot-free transient switching performance. External address pins allow up to eight DSAs to be controlled on a single bus. The RFSA3715 is available in a 5mm x 5mm QFN package.
Last Time Buy: June 1, 2025
Recommended replacement for new designs: QPC6713Q
Contact your local sales representative for assistance.
主要特性
- 7-Bit, 31.75dB Range, 0.25dB Step
- Patent Pending Circuit Architecture
- Overshoot-free Transient Switching Performance
- Frequency Range 5MHz to 4000MHz
- High Linearity, IIP3 >55dBm
- Serial and Parallel Control Interface
- Fast Switching Speed <120nsec
- Power-up Default Setting Is Maximum Attenuation
- Serial Addressable Supports Up to Eight Addresses
- Single Supply 3V to 5V Operation
- RF Pins Have No DC Voltage, Can Be DC Grounded Externally
参数
技术文档
设计资源
Need more support?
At Qorvo, our customers are a core part of what we do, and we want every experience you have with us to be as reliable as our products. If you have a question or if something isn't working the way you expect, please let us know.
Forum
Engage with the Qorvo community, ask technical questions and share insights.
Support
Get technical, application or customer support plus updates on supply chain and FAQs.
Sales
Connect with our sales team to gain tailored solutions, expert guidance and access to the latest technologies.
