Overview
The HMC347A is a broadband, nonreflective, gallium arsenide (GaAs) pseudomorphic high electron mobility transistor (pHEMT) single-pole, double throw (SPDT) monolithic microwave integrated circuit (MMIC) chip. This device is designed by Analog Devices Inc. and operates across a wide frequency range from 0.1 GHz to 20 GHz. It is characterized by its high isolation, low insertion loss, and high input linearity, making it suitable for various high-frequency applications.
Key Specifications
| Parameter | Specification |
|---|---|
| Frequency Range | 0.1 GHz to 20 GHz |
| Insertion Loss | < 2.0 dB |
| Isolation | > 40 dB |
| Input P1dB | 29 dBm typical |
| Input IP3 | 45 dBm typical |
| RF Input Power (Through Path) | 27 dBm (VCTL = -5 V/0 V) |
| RF Input Power (Terminated Path) | 25 dBm (VCTL = -5 V/0 V) |
| Control Voltage Range | +0.5 V to -7.5 V dc |
| Operating Temperature | -55°C to +85°C |
| Storage Temperature | -65°C to +150°C |
| ESD Sensitivity (HBM) | Class 0, passed 150 V |
Key Features
- Broadband frequency range: 0.1 GHz to 20 GHz
- Nonreflective, 50 Ω design
- Low insertion loss: < 2.0 dB to 20 GHz
- High isolation: > 40 dB to 20 GHz
- High input linearity: Input P1dB of 29 dBm typical, Input IP3 of 45 dBm typical
- High power handling: 27 dBm through path, 25 dBm terminated path
- No supply voltage required; operates with two negative control voltage inputs (VCTL = -5 V/0 V)
- Compact 10-pad, 1.22 mm × 0.85 mm × 0.1 mm bare die package
Applications
- Test instrumentations
- Microwave radios and very small aperture terminals (VSATs)
- Military radios, radars, and electronic countermeasures (ECMs)
- Broadband telecommunications systems
Q & A
- What is the frequency range of the HMC347A?
The HMC347A operates from 0.1 GHz to 20 GHz.
- What is the insertion loss of the HMC347A?
The insertion loss is less than 2.0 dB across the frequency range.
- What is the isolation of the HMC347A?
The isolation is greater than 40 dB across the frequency range.
- What are the typical input P1dB and IP3 values of the HMC347A?
The typical input P1dB is 29 dBm, and the typical input IP3 is 45 dBm.
- What is the maximum RF input power for the through path and terminated path?
The maximum RF input power is 27 dBm for the through path and 25 dBm for the terminated path when VCTL = -5 V/0 V.
- What are the control voltage requirements for the HMC347A?
The control voltage range is +0.5 V to -7.5 V dc, with typical values of -5 V/0 V.
- Does the HMC347A require a supply voltage?
No, the HMC347A does not require a supply voltage; it operates with two negative control voltage inputs.
- What is the package type and dimensions of the HMC347A?
The HMC347A is available in a 10-pad bare die package, measuring 1.22 mm × 0.85 mm × 0.1 mm.
- What are the operating and storage temperature ranges for the HMC347A?
The operating temperature range is -55°C to +85°C, and the storage temperature range is -65°C to +150°C.
- Is the HMC347A compliant with RoHS regulations?
