RFDA0047
400 - 2700 MHz Dual Channel Serial Controlled Digital Variable Gain Amplifier, 6-Bit, 0.5 dB Steps
Qorvo's RFDA0047 is a dual channel digital controlled variable gain amplifier featuring high linearity over the entire gain control range with noise figure less than 6.5dB in its maximum gain state. The gains of two 6-bit digital step attenuators are programmed with a serial mode control interface (SPI). The RFDA0047 is packaged in a small 7mm x 7mm leadless laminate MCM, which contains plated through thermal vias for ultra-low thermal resistance. This module is easy to use with no external matching components required.
Last Time Buy: February 15, 2022
Recommended replacement for new designs: RFDA4005, TQC9305
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Key Features
- Dual Channel VGA
- Frequency Range 400MHz to 2700MHz
- Full Internal Matching and No External Bias Inductors
- Two 6-Bit Digital Step Attenuators
- 12-Bit SPI Serial Control Programming
- High Channel Isolation = 50dBc
- Max Gain = 13dB at 900MHz
- Gain Control Range = 31.5dB (0.5dB Step Size)
- High OIP3/P1dB = +39/19dBm at 900MHz
- Single +5V Supply
- Small 32-Pin, 7mm x 7mm, MCM
- Power-up Programming
Parameters
Technical Documents
Design Resources
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