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RFSA2644/2654 6-Bit Serial-Controlled Digital Step Attenuators
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Friday, August 10, 2012:
RFMD’s new RFSA2644/2654 6-bit digital step attenuators (DSAs) feature high linearity over their entire 31.5dB gain control range with excellent step accuracy in 0.5dB steps. They are programmed via a serial mode control interface that is both 3V and 5V compatible. They also offer a rugged Class 1C HBM ESD rating via on-chip ESD circuitry. The MCM package is footprint-compatible with most 24-pin, 4mm x 4mm, QFN packages.
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Features
Frequency Range
RFSA2644: 50MHz to 4000MHz
RFSA2654: 5MHz to 2000MHz
Attenuation Range and Step: 31.5dB , 0.5dB
Step Accuracy: +/-(0.1dB + 5% attenuation range)
IIP3 >50dBm For All Steps
3V and 5V Logic-Compatible
Serial Programming Interface
Power-Up Programming Modes
Applications
Transceiver RF and IF Applications
2G, 3G, LTE, WiMax/WiFi
Wireless Data, Satellite Terminals
Test Equipment
CATV/Satellite Set Top Boxes
Cable Modems
CATV Infrastructure
Data Network Equipment
Both the RFSA2644 and RFSA2654 are currently available in production quantities. Pricing begins at $1.76 each for 750 pieces.
For more information on RFSA2644, visit
https://estore.rfmd.com/RFMD_OnlineStore/Products/RFMD%20Parts/PID-P_RFSA2644.aspx.
For more information on RFSA2654, visit
https://estore.rfmd.com/RFMD_Onlinestore/Products/RFMD+Parts/PID-P_RFSA2654.aspx.
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