v03.
0209
Typical Applications
Low noise MMIC VCO w/Buffer Amplifier for: • VSAT & Microwave Radio • Radio Altimetry • Test Equipment & Industrial Controls • Military
Functional Diagram
12
HMC391LP4 / 391LP4E
MMIC VCO w/ BUFFER AMPLIFIER, 3.
9 - 4.
45 GHz
Features
Pout: +5.
0 dBm Phase Noise: -106 dBc/Hz @100 KHz No External Resonator Needed Single Supply: +3V @ 30 mA 24 Lead 4x4mm QFN Package: 9 mm2
General Description
The HMC391LP4 & HMC391LP4E are GaAs InGaP Heterojunction Bipolar Transistor (HBT) MMIC VCOs with integrated resonators, negative resistance devices, varactor diodes, and buffer
amplifiers.
Covering 3.
9 to 4.
45 GHz, the VCO’s phase noise performance is excellent over temperature,...