Overview
The HMC347B-SX, produced by Analog Devices Inc., is a broadband, non-reflective Gallium Arsenide (GaAs) Monolithic Microwave Integrated Circuit (MMIC) Single-Pole Double-Throw (SPDT) switch. This device is designed to operate from DC to 20 GHz, making it suitable for a wide range of high-frequency applications. The HMC347B-SX features high isolation and low insertion loss, which are critical for maintaining signal integrity in various RF and microwave systems.
Key Specifications
| Parameter | Frequency Range | Min. | Typ. | Max. | Units |
|---|---|---|---|---|---|
| Insertion Loss | DC - 20.0 GHz | 1.7 | 2.2 | dB | |
| Isolation | DC - 20.0 GHz | 40 | 45 | dB | |
| Return Loss (On State) | DC - 20.0 GHz | 10 | 13 | dB | |
| Return Loss (RF1, RF2 On State) | DC - 20.0 GHz | 8 | 10 | dB | |
| Input Power for 1 dB Compression | 0.5 - 20.0 GHz | 19 | 23 | dBm | |
| Input Third Order Intercept | 0.5 - 20.0 GHz | 38 | 43 | dBm | |
| Switching Characteristics (tRISE, tFALL) | DC - 20.0 GHz | 3 | 6 | ns | |
| Control Voltage Range | +0.5V to -7.5 Vdc | Vdc | |||
| Operating Temperature | -55 | +85 | °C |
Key Features
- High isolation: Over 40 dB at 20 GHz, ensuring minimal signal leakage between ports.
- Low insertion loss: Typically 1.6 dB at 20 GHz, minimizing signal attenuation.
- Non-reflective design: Reduces the risk of signal reflections and improves overall system performance.
- Compact size: 1.3 x 0.8 x 0.1 mm, making it suitable for space-constrained applications.
- Coplanar I/Os: Allows for 100% RF testing prior to delivery.
- No current consumption: Operates using two negative control voltage logic lines of -5/0V, with no Vee required.
Applications
- Fiber Optics: For high-speed data transmission systems.
- Microwave Radio: In wireless communication systems requiring high-frequency switching.
- Military: For various military communication and radar systems.
- Space: In satellite communications and other space-based applications.
- VSAT (Very Small Aperture Terminal): For satellite communication systems.
Q & A
- What is the frequency range of the HMC347B-SX?
The HMC347B-SX operates from DC to 20 GHz. - What is the typical insertion loss of the HMC347B-SX at 20 GHz?
The typical insertion loss is 1.6 dB at 20 GHz. - What is the isolation level of the HMC347B-SX?
The isolation level is over 40 dB at 20 GHz. - Does the HMC347B-SX require any power consumption?
No, it operates using two negative control voltage logic lines of -5/0V and does not require any current consumption. - What are the control voltage ranges for the HMC347B-SX?
The control voltage range is +0.5V to -7.5 Vdc. - What is the operating temperature range of the HMC347B-SX?
The operating temperature range is -55°C to +85°C. - What are the typical applications of the HMC347B-SX?
It is used in fiber optics, microwave radio, military, space, and VSAT applications. - What is the size of the HMC347B-SX?
The size is 1.3 x 0.8 x 0.1 mm. - Does the HMC347B-SX have any special handling requirements?
Yes, it is an electrostatic sensitive device and requires careful handling precautions. - Can the HMC347B-SX be tested for RF performance before delivery?
Yes, it features coplanar I/Os that allow 100% RF testing prior to delivery.
