Overview
The HMC345ALP3ETR is a broadband non-reflective GaAs MESFET SP4T (Single Pole Four Throw) switch manufactured by Analog Devices Inc. This component is designed to operate over a wide frequency range from DC to 8 GHz, making it suitable for various RF and microwave applications. It is packaged in a 16-lead VFQFN (Very Fine Pitch Quad Flat No-Lead) exposed pad package, which is RoHS-compliant and lead-free.
Key Specifications
| Parameter | Value |
|---|---|
| Frequency Range | DC - 8 GHz |
| Insertion Loss | 2.4 dB (typical) |
| Isolation | 33 dB (typical at 6 GHz) |
| Return Loss (On State) | 16 dB (typical at 2 GHz to 8 GHz) |
| Return Loss (Off State) | 14 dB (typical at 2 GHz to 8 GHz) |
| Input Power for 1 dB Compression | 23 dBm to 28 dBm |
| Third-Order Intercept Point (IIP3) | 43 dBm |
| Switching Time (tRISE, tFALL) | 40 ns (10/90% RF) |
| Switching Time (tON, tOFF) | 100 ns (50% CTL to 10/90% RF) |
| Operating Temperature | -40°C to 85°C |
| Supply Voltage | 5 V |
| Package Type | 16-VFQFN Exposed Pad |
Key Features
- Broadband operation from DC to 8 GHz.
- Non-reflective design to minimize signal reflections.
- Low insertion loss and high isolation.
- High linearity with a Third-Order Intercept Point (IIP3) of 43 dBm.
- Fast switching times with tRISE and tFALL of 40 ns and tON and tOFF of 100 ns.
- RoHS-compliant and lead-free packaging.
- Compact 16-lead VFQFN exposed pad package.
Applications
- RF and microwave communication systems.
- Wireless infrastructure, including base stations and repeaters.
- Test and measurement equipment.
- Satellite communications.
- Radar systems.
- Wireless sensor networks.
Q & A
- What is the frequency range of the HMC345ALP3ETR?
The HMC345ALP3ETR operates from DC to 8 GHz.
- What is the typical insertion loss of the HMC345ALP3ETR?
The typical insertion loss is 2.4 dB.
- What is the isolation of the HMC345ALP3ETR at 6 GHz?
The isolation at 6 GHz is typically 33 dB.
- What is the return loss of the HMC345ALP3ETR in the on state?
The return loss in the on state is typically 16 dB from 2 GHz to 8 GHz.
- What is the input power for 1 dB compression of the HMC345ALP3ETR?
The input power for 1 dB compression ranges from 23 dBm to 28 dBm.
- What is the Third-Order Intercept Point (IIP3) of the HMC345ALP3ETR?
The IIP3 is 43 dBm.
- What are the switching times of the HMC345ALP3ETR?
The switching times are tRISE and tFALL of 40 ns, and tON and tOFF of 100 ns.
- What is the operating temperature range of the HMC345ALP3ETR?
The operating temperature range is -40°C to 85°C.
- What is the supply voltage of the HMC345ALP3ETR?
The supply voltage is 5 V.
- Is the HMC345ALP3ETR RoHS-compliant?
Yes, the HMC345ALP3ETR is RoHS-compliant.
