3 dB LSB GaAs MMIC 4-BIT DIGITAL ATTENUATOR - Analog Devices
Description
Attenuators - Digital - SMT
v08.
0112
Typical Applications
The HMC629LP4(E) is ideal for: • Cellular/3G Infrastructure • WiBro / WiMAX / 4G • Microwave Radio & VSAT • Test Equipment and Sensors • IF & RF Applications
Functional Diagram
HMC629LP4 / 629LP4E
3 dB LSB GaAs MMIC 4-BIT DIGITAL ATTENUATOR, DC - 6 GHz
Features
3 dB LSB Steps to 45 dB Power-Up State Selection Low Insertion Loss: 2.
5 dB TTL/CMOS Compatible, Serial, Parallel or Latched Parallel Control ±0.
25 dB Typical Step Error Single +3V or +5V Supply 24 Lead 4x4mm SMT Package: 16mm2
General Description
The HMC629LP4(E) is a broadband 4-bit GaAs IC Digital Attenuator in a low cost leadless SMT package.
This versatile digital attenuator incorporates off-chip AC ground capacitors for near DC operation, making it suitable for a wide variety of RF and IF applications.
The dual mode control interface is CMOS/TTL compatible, and accepts either a three wire serial input or a 4-bit parallel word.
For applications which r...
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