Overview
The HMC347LP3ETR is a broadband, high-isolation, non-reflective GaAs MESFET SPDT (Single-Pole Double-Throw) switch manufactured by Analog Devices Inc. This component is designed for applications requiring high isolation and low insertion loss across a wide frequency range. It is packaged in a 16-pin QFN (Quad Flat No-Lead) exposed pad package, which is RoHS-compliant.
The switch operates from DC to 14 GHz, making it suitable for various high-frequency applications. It features complementary negative control voltage logic lines of -5/0V and does not require any bias supply, enhancing its simplicity and efficiency.
Key Specifications
| Parameter | Frequency Range | Min. | Typ. | Max. | Units |
|---|---|---|---|---|---|
| Insertion Loss | DC - 3.0 GHz | 1.5 | 1.6 | 1.9 | dB |
| Insertion Loss | DC - 6.0 GHz | 1.6 | 1.9 | 2.1 | dB |
| Insertion Loss | DC - 12.0 GHz | 1.9 | 2.1 | 2.4 | dB |
| Insertion Loss | DC - 14.0 GHz | 1.9 | 2.1 | 2.4 | dB |
| Isolation | DC - 3.0 GHz | 49 | 53 | 55 | dB |
| Isolation | DC - 6.0 GHz | 41 | 46 | 50 | dB |
| Isolation | DC - 12.0 GHz | 39 | 44 | 48 | dB |
| Isolation | DC - 14.0 GHz | 33 | 38 | 42 | dB |
| Return Loss (On State) | DC - 6.0 GHz | 10 | 13 | - | dB |
| Return Loss (On State) | DC - 14.0 GHz | 8 | 13 | - | dB |
| Input Power for 1 dB Compression | 0.5 - 14.0 GHz | 19 | 23 | - | dBm |
| Input Third Order Intercept | 0.5 - 14.0 GHz | 38 | 43 | - | dBm |
| Switching Characteristics (tRISE, tFALL) | DC - 14 GHz | 3 | 6 | - | ns |
| Switching Characteristics (tON, tOFF) | DC - 14 GHz | 3 | 6 | - | ns |
Key Features
- High Isolation: Greater than 50 dB up to 3 GHz and greater than 40 dB up to 13 GHz.
- Low Insertion Loss: As low as 1.5 dB at DC - 3 GHz and 1.9 dB at DC - 14 GHz.
- Non-Reflective Design: Ensures minimal reflections and optimal performance.
- Complementary Negative Control Voltage Logic: Operates with -5/0V control lines, requiring no bias supply.
- Compact Package: 3x3 mm QFN surface mount package with exposed pad for thermal management.
- Wide Frequency Range: Operates from DC to 14 GHz, making it versatile for various applications.
- RoHS Compliance: Available in RoHS-compliant versions.
Applications
- Basestation Infrastructure: Ideal for cellular base stations and other wireless communication systems.
- Fiber Optics & Broadband Telecom: Suitable for high-speed data transmission and fiber optic systems.
- Microwave Radio & VSAT: Used in satellite communications and microwave radio systems.
- Military Radios, Radar, & ECM: Applicable in military communication, radar, and electronic countermeasure systems.
- Test Instrumentation: Useful in various test and measurement equipment.
Q & A
- What is the frequency range of the HMC347LP3ETR?
The HMC347LP3ETR operates from DC to 14 GHz.
- What is the typical insertion loss of the HMC347LP3ETR?
The typical insertion loss is 1.6 dB at 10 GHz and 1.9 dB at 14 GHz.
- What is the isolation performance of the HMC347LP3ETR?
The isolation is greater than 50 dB up to 3 GHz and greater than 40 dB up to 13 GHz.
- What type of control voltage does the HMC347LP3ETR use?
The switch operates using complementary negative control voltage logic lines of -5/0V.
- Does the HMC347LP3ETR require a bias supply?
No, the HMC347LP3ETR does not require any bias supply.
- What is the package type of the HMC347LP3ETR?
The component is packaged in a 16-pin QFN (Quad Flat No-Lead) exposed pad package.
- Is the HMC347LP3ETR RoHS-compliant?
- What are the typical applications of the HMC347LP3ETR?
The switch is suitable for basestation infrastructure, fiber optics and broadband telecom, microwave radio and VSAT, military radios, radar, and ECM, and test instrumentation.
- What is the operating temperature range of the HMC347LP3ETR?
The operating temperature range is -55°C to +85°C.
- What is the input power for 1 dB compression of the HMC347LP3ETR?
The input power for 1 dB compression is 19 dBm to 23 dBm from 0.5 GHz to 14 GHz.
