Overview
The HMC973ALP3ETR is an absorptive Voltage Variable Attenuator (VVA) produced by Analog Devices Inc. This component operates within the frequency range of 0.5 to 5 GHz, making it ideal for applications requiring precise control over RF signal levels using an analog DC control signal. The HMC973ALP3ETR features a wide attenuation range of 26 dB and is housed in a compact 16-lead 3x3 mm QFN leadless package, which is RoHS compliant.
Key Specifications
| Parameter | Min. | Typ. | Max. | Units |
|---|---|---|---|---|
| Frequency Range | 0.5 | - | 5.0 | GHz |
| Attenuation Range | - | - | 26 | dB |
| Insertion Loss (0.5-2.0 GHz) | - | 3.3 | - | dB |
| Insertion Loss (2.0-4.0 GHz) | - | 4.2 | - | dB |
| Insertion Loss (4.0-5.0 GHz) | - | 5.5 | - | dB |
| RF Input Power | - | - | +29 | dBm |
| Supply Voltage (Vdd) | - | 5 | 5.5 | V |
| Control Voltage Range | -0.5 | - | Vdd | V |
| Operating Temperature | -40 | - | 85 | °C |
| Storage Temperature | -65 | - | 150 | °C |
| Package Type | - | - | 16-lead 3x3 mm QFN leadless | - |
Key Features
- Wide Attenuation Range: The HMC973ALP3ETR offers a wide attenuation range of 26 dB, making it versatile for various RF applications.
- Single Positive Voltage Control: The attenuator is controlled by a single positive voltage from 0 to +5V, simplifying the control mechanism.
- Absorptive Topology: This component features an absorptive topology, which is beneficial for applications requiring minimal reflections.
- Compact Package: Housed in a 16-lead 3x3 mm QFN leadless package, this component is ideal for space-constrained designs.
- RoHS Compliant: The package is RoHS compliant, ensuring environmental sustainability.
- Optimum Linearity Performance: The device achieves optimum linearity performance when the RF input signal is applied to the RFIN package lead.
Applications
- Point-to-Point Radio: Suitable for point-to-point radio systems due to its precise attenuation control.
- Cellular/3G & WiMAX/4G Infrastructure: Used in cellular and wireless infrastructure for signal level adjustment.
- Test Instrumentation: Ideal for test and measurement equipment requiring variable attenuation.
- Microwave Sensors: Applied in microwave sensor systems for accurate signal attenuation.
- Military, ECM & Radar: Utilized in military, electronic countermeasures (ECM), and radar systems.
Q & A
- What is the frequency range of the HMC973ALP3ETR?
The HMC973ALP3ETR operates within the frequency range of 0.5 to 5 GHz.
- What is the attenuation range of the HMC973ALP3ETR?
The attenuation range is 26 dB.
- How is the attenuator controlled?
The attenuator is controlled by a single positive voltage from 0 to +5V.
- What is the package type of the HMC973ALP3ETR?
The component is housed in a 16-lead 3x3 mm QFN leadless package.
- Is the HMC973ALP3ETR RoHS compliant?
Yes, the package is RoHS compliant.
- What is the maximum RF input power?
The maximum RF input power is +29 dBm.
- What is the operating temperature range?
The operating temperature range is from -40°C to 85°C.
- What are the typical applications of the HMC973ALP3ETR?
Typical applications include point-to-point radio, cellular/3G & WiMAX/4G infrastructure, test instrumentation, microwave sensors, and military, ECM & radar systems.
- How does the device achieve optimum linearity performance?
The device achieves optimum linearity performance when the RF input signal is applied to the RFIN package lead.
- What is the moisture sensitivity level (MSL) of the HMC973ALP3ETR?
The MSL is 3 (168 hours).
