The ADRF5045BCCZN is a high-performance, 6-bit digital step attenuator optimized for RF and microwave applications spanning 0.5 GHz to 4 GHz frequency range. Designed to provide precise attenuation control with low insertion loss and high linearity, this device enables engineers to achieve accurate signal level adjustments in communication systems, test equipment, and instrumentation. Its compact 24-lead LFCSP package facilitates easy integration on high-density PCBs while maintaining excellent thermal performance. The ADRF5045BCCZN supports serial SPI interface control, enabling flexible and rapid digital attenuation with 0.5 dB step resolution, making it a valuable component for modern, programmable RF front-ends. For more details, visit IC Manufacturer.
ADRF5045BCCZN Technical Specifications
Parameter
Specification
Unit
Frequency Range
0.5 to 4.0
GHz
Attenuation Range
31.5
dB
Step Size
0.5
dB
Insertion Loss (typical)
2.5
dB
Return Loss (Input/Output)
>20
dB
IP3 (Input Third-Order Intercept Point)
49
dBm
Control Interface
SPI (3-wire)
??
Supply Voltage
+5
V
Package
24-lead LFCSP
??
Operating Temperature Range
-40 to +85
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ADRF5045BCCZN Key Features
6-bit digital attenuation: Enables precise attenuation control with 0.5 dB steps up to 31.5 dB, improving signal level management in RF systems.
Wide frequency range: Operates effectively from 0.5 GHz to 4 GHz, supporting a variety of wireless communication bands and test frequencies.
Low insertion loss: Maintains signal integrity by minimizing loss through the attenuator, crucial for high performance RF front ends.
High linearity (IP3 of 49 dBm): Ensures minimal signal distortion, enabling cleaner signal paths in sensitive RF applications.
SPI serial interface: Simplifies integration with microcontrollers and digital control systems, allowing rapid digital attenuation adjustments.
Compact LFCSP package: Supports high-density PCB layouts with excellent thermal dissipation and reliability.
Wide operating temperature range: Suitable for industrial and commercial environments, ensuring consistent performance under varying conditions.
ADRF5045BCCZN Advantages vs Typical Alternatives
This device offers superior attenuation precision and a broad frequency range compared to typical analog attenuators, with the added benefit of digital control via SPI. Its low insertion loss and high linearity reduce signal degradation, enhancing overall system accuracy and reliability. Compact packaging and industrial temperature rating provide integration flexibility and durability unmatched by many competing models, making it ideal for advanced RF applications requiring consistent, repeatable attenuation.
Programmable RF front ends in wireless infrastructure, enabling dynamic power control over a wide frequency range for improved network performance.
Test and measurement equipment requiring precise signal level adjustments and repeatability across multiple frequency bands.
Satellite communication systems where low insertion loss and high linearity are essential to maintain signal fidelity.
Military and aerospace RF systems demanding compact, reliable components with extended temperature range for harsh environments.
ADRF5045BCCZN Brand Info
Manufactured by a leading semiconductor provider known for high-quality RF and microwave components, this model exemplifies the brand’s commitment to precision and reliability in industrial and commercial applications. The product line focuses on delivering advanced digital attenuator solutions that integrate seamlessly into complex RF architectures, backed by comprehensive support and robust design to meet stringent performance criteria.
