Overview
The HMC739LP4E is a GaAs InGaP Heterojunction Bipolar Transistor (HBT) Monolithic Microwave Integrated Circuit (MMIC) Voltage Controlled Oscillator (VCO) produced by Analog Devices Inc. This device integrates a resonator, a negative resistance device, a varactor diode, and a divide-by-16 prescaler, making it a comprehensive solution for various microwave applications. The VCO is known for its excellent phase noise performance over temperature, shock, and process variations, thanks to its monolithic structure.
Key Specifications
| Parameter | Min. | Typ. | Max. | Units |
|---|---|---|---|---|
| Frequency Range (Fo) | 23.8 | - | 26.8 | GHz |
| Power Output (RF OUT) | - | +8 | - | dBm |
| Power Output (RF OUT/2) | - | +5 | - | dBm |
| Power Output (RF OUT/16) | - | -1 | - | dBm |
| SSB Phase Noise @ 100 kHz Offset | - | -93 | - | dBc/Hz |
| Tune Voltage (Vtune) | 1 | - | 13 | V |
| Supply Voltage (Vcc) | - | - | 5.25 | V |
| Supply Current (Icc) | 160 | - | 220 | mA |
| Tune Port Leakage Current (Vtune=13V) | - | - | 10 | µA |
| Output Return Loss | - | - | 3 | dB |
| Harmonics/Subharmonics | -20 | - | -30 | dBc |
| Pulling (into a 2.0:1 VSWR) | - | - | 30 | MHz pp |
| Pushing @ Vtune=5V | - | -65 | - | MHz/V |
| Frequency Drift Rate | - | - | 4 | MHz/°C |
Key Features
- Monolithic structure ensuring excellent phase noise performance over temperature, shock, and process variations.
- No external resonator needed.
- Integrated divide-by-16 prescaler.
- Half frequency output (Fo/2) available.
- Low cost leadless QFN 4x4 mm surface mount package.
- RoHS-compliant option available (HMC739LP4E).
- High power output of +8 dBm typical from a 5V supply voltage.
Applications
- Point-to-Point Radios
- Point-to-Multi-Point Radios / LMDS
- VSAT (Very Small Aperture Terminal)
Q & A
- What is the frequency range of the HMC739LP4E?
The frequency range of the HMC739LP4E is from 23.8 GHz to 26.8 GHz. - What is the typical power output of the HMC739LP4E?
The typical power output is +8 dBm. - Does the HMC739LP4E require an external resonator?
No, the HMC739LP4E does not require an external resonator. - What is the tuning voltage range for the HMC739LP4E?
The tuning voltage range is from 1 V to 13 V. - What is the maximum supply voltage for the HMC739LP4E?
The maximum supply voltage is 5.25 V. - What is the typical supply current for the HMC739LP4E?
The typical supply current is 220 mA. - What are the typical applications of the HMC739LP4E?
The typical applications include Point-to-Point Radios, Point-to-Multi-Point Radios / LMDS, and VSAT. - Is the HMC739LP4E RoHS-compliant?
Yes, the HMC739LP4E is RoHS-compliant. - What is the package type of the HMC739LP4E?
The package type is a low cost leadless QFN 4x4 mm surface mount package. - What is the phase noise performance of the HMC739LP4E at 100 kHz offset?
The phase noise performance is -93 dBc/Hz at 100 kHz offset.
