Overview
The HMC199AMS8E is a low-cost, general-purpose dual SPDT (Single-Pole Double-Throw) GaAs (Gallium Arsenide) bypass switch produced by Analog Devices Inc. This component is packaged in an 8-lead MSOP (Micro Small Outline Package) and operates over a frequency range from DC to 2.5 GHz. It is designed to integrate two SPDT switches and a through line onto a single IC, making it ideal for various RF and microwave applications.
Key Specifications
| Parameter | Frequency Range | Typical Value | Units |
|---|---|---|---|
| Insertion Loss | DC - 1.0 GHz | 0.3 dB | dB |
| Insertion Loss | DC - 2.0 GHz | 0.6 dB | dB |
| Insertion Loss | DC - 2.5 GHz | 0.8 dB | dB |
| Isolation (Between Ports) | DC - 2.0 GHz | 25 dB | dB |
| Isolation (Between Ports) | DC - 2.5 GHz | 22 dB | dB |
| Return Loss (On State, Any Port) | DC - 2.0 GHz | 20 dB | dB |
| Return Loss (On State, Any Port) | DC - 2.5 GHz | 20 dB | dB |
| Control Voltage | 0/+5V, 0/+3V | Vdc | |
| Operating Temperature | -40 to +85 °C | °C | |
| Storage Temperature | -65 to +150 °C | °C | |
| ESD Sensitivity | Class 1A |
Key Features
- Low insertion loss: Less than 0.5 dB at 2 GHz.
- Positive control: Compatible with CMOS and most TTL logic families.
- Ultra small MSOP8 package: 14.8 mm².
- High port to port isolation: Typically 25 to 30 dB.
- Low DC control current.
- RoHS-compliant (HMC199AMS8E).
Applications
The HMC199AMS8E is ideal for various RF and microwave applications, including:
- Cellular systems.
- ISM (Industrial, Scientific, and Medical) basestations.
- PCS (Personal Communications Service) systems.
- LNA (Low Noise Amplifier) or filter bypass switching.
- Single bit attenuator switching.
Q & A
- What is the frequency range of the HMC199AMS8E? The HMC199AMS8E operates from DC to 2.5 GHz.
- What is the typical insertion loss of the HMC199AMS8E at 2 GHz? The typical insertion loss is less than 0.5 dB at 2 GHz.
- What is the isolation between ports? The isolation between ports is typically 25 to 30 dB.
- What are the control voltage options for the HMC199AMS8E? The control voltage options are 0/+5V and 0/+3V.
- Is the HMC199AMS8E RoHS-compliant? Yes, the HMC199AMS8E is RoHS-compliant.
- What is the operating temperature range of the HMC199AMS8E? The operating temperature range is -40 to +85 °C.
- What are the typical applications of the HMC199AMS8E? Typical applications include cellular systems, ISM basestations, PCS systems, LNA or filter bypass switching, and single bit attenuator switching.
- What package type is the HMC199AMS8E available in? The HMC199AMS8E is available in an 8-lead MSOP package.
- What is the ESD sensitivity of the HMC199AMS8E? The ESD sensitivity is Class 1A.
- Can the control inputs be driven directly with CMOS logic? Yes, the control inputs can be driven directly with CMOS logic (HC) with Vdd = 5 to 7 Volts applied to the CMOS logic gates.
