Overview
The HMC270AMS8GE is a broad-band non-reflective GaAs SPDT (Single Pole Double Throw) switch produced by Analog Devices Inc. This component is housed in an 8-lead MSOP (Micro Small Outline Package) grounded base surface mount plastic package. It is designed to operate over a wide frequency range from DC to 8 GHz, making it suitable for various high-frequency applications. The switch features a non-reflective design, which ensures minimal signal reflection and high isolation, up to 45 dB at 6 GHz. The negative control voltage of -5 volts allows operation down to DC frequencies, enhancing its versatility in different systems.
Key Specifications
| Parameter | Frequency Range | Min. | Typ. | Max. | Units |
|---|---|---|---|---|---|
| Insertion Loss | DC - 2.0 GHz | 0.8 | 1.0 | 2.4 | dB |
| Insertion Loss | DC - 6.0 GHz | 1.2 | 1.7 | 2.8 | dB |
| Insertion Loss | DC - 8.0 GHz | 1.5 | 2.2 | 3.0 | dB |
| Isolation | DC - 2.0 GHz | 43 | 52 | 53 | dB |
| Isolation | DC - 4.0 GHz | 42 | 50 | 52 | dB |
| Isolation | DC - 6.0 GHz | 37 | 45 | 45 | dB |
| Isolation | DC - 8.0 GHz | 28 | 33 | 35 | dB |
| Return Loss (On State) | DC - 2.0 GHz | 11 | 14 | 15 | dB |
| Return Loss (On State) | DC - 6.0 GHz | 9 | 12 | 14 | dB |
| Return Loss (On State) | DC - 8.0 GHz | 7 | 10 | 12 | dB |
| Return Loss (Off State) | DC - 2.0 GHz | 15 | 18 | 20 | dB |
| Return Loss (Off State) | DC - 6.0 GHz | 13 | 16 | 18 | dB |
| Return Loss (Off State) | DC - 8.0 GHz | 10 | 14 | 15 | dB |
| Input Power for 1 dB Compression | 0.5 - 8.0 GHz | 24 | 28 | dBm | |
| Input Third Order Intercept | 0.5 - 8.0 GHz | 37 | 42 | dBm | |
| Switching Characteristics (tRISE, tFALL) | DC - 8.0 GHz | 15 | ns | ||
| Switching Characteristics (tON, tOFF) | DC - 8.0 GHz | 50 | ns | ||
| Control Voltage Range | +0.5 | -7 | Vdc | ||
| Operating Temperature | -40 | +85 | °C | ||
| Storage Temperature | -65 | +150 | °C |
Key Features
- Broadband Performance: Operates from DC to 8 GHz, making it suitable for a wide range of high-frequency applications.
- High Isolation: Provides isolation up to 45 dB at 6 GHz, ensuring minimal signal leakage.
- Non-Reflective Design: Minimizes signal reflection, enhancing system performance.
- Low Cost MSOP-8 Package: Compact 8-lead MSOP package with a footprint of 14.8 mm^2, ideal for space-constrained designs.
- Negative Control Voltage: Allows operation down to DC frequencies with a control voltage range of +0.5 to -7 Vdc.
- Fast Switching Times: tRISE and tFALL times of 15 ns, and tON and tOFF times of 50 ns, ensuring quick and efficient switching.
- RoHS-Compliant: Made from low stress injection molded plastic with a 100% matte Sn lead finish, compliant with RoHS standards.
Applications
- CATV (Cable Television): Ideal for cable television systems requiring high-frequency switching.
- MMDS & Wireless LAN: Suitable for microwave multipoint distribution service and wireless local area network applications.
- Wireless Local Loop: Used in wireless local loop systems that require reliable and high-isolation switching.
Q & A
- What is the frequency range of the HMC270AMS8GE?
The HMC270AMS8GE operates from DC to 8 GHz.
- What is the typical isolation of the HMC270AMS8GE at 6 GHz?
The typical isolation at 6 GHz is 45 dB.
- What is the control voltage range for the HMC270AMS8GE?
The control voltage range is +0.5 to -7 Vdc.
- What is the switching time (tRISE, tFALL) of the HMC270AMS8GE?
The switching time (tRISE, tFALL) is 15 ns.
- What is the operating temperature range of the HMC270AMS8GE?
The operating temperature range is -40°C to +85°C.
- Is the HMC270AMS8GE RoHS-compliant?
Yes, the HMC270AMS8GE is RoHS-compliant.
- What is the package type of the HMC270AMS8GE?
The package type is an 8-lead MSOP (Micro Small Outline Package).
- What are the typical applications of the HMC270AMS8GE?
Typical applications include CATV, MMDS & Wireless LAN, and Wireless Local Loop.
- What is the input power for 1 dB compression of the HMC270AMS8GE?
The input power for 1 dB compression is 24 to 28 dBm over the 0.5 to 8.0 GHz range.
- What is the third-order intercept point of the HMC270AMS8GE?
The third-order intercept point is 37 to 42 dBm over the 0.5 to 8.0 GHz range.
