Overview
The HMC-ALH244-SX, produced by Analog Devices Inc., is a two-stage GaAs MMIC (Monolithic Microwave Integrated Circuit) HEMT (High Electron Mobility Transistor) Low Noise Amplifier. This component operates within the frequency range of 24 to 40 GHz, making it suitable for various high-frequency applications. The amplifier is characterized by its low noise figure and high gain, which are critical parameters for maintaining signal integrity in wireless communication systems.
Key Specifications
| Parameter | Min. | Typ. | Max. | Units |
|---|---|---|---|---|
| Frequency Range | 24 | - | 40 | GHz |
| Gain | 10 | 12 | - | dB |
| Noise Figure | 3.5 | - | 4 | dB |
| Input Return Loss | - | - | 15 | dB |
| Output Return Loss | - | - | 17 | dB |
| Output Power for 1 dB Compression | - | - | 13 | dBm |
| Supply Voltage | - | 4 | - | V |
| Supply Current (Idd) | 45 | - | 100 | mA |
| Die Size | - | 2.50 x 1.4 x 0.1 | - | mm |
Key Features
- Low noise figure of 3.5 dB, ensuring minimal signal degradation.
- High gain of 12 dB, enhancing signal strength.
- Compact die size of 2.50 x 1.4 x 0.1 mm, suitable for integration into Multi-Chip-Modules (MCMs).
- Operates from a single +4V supply voltage with a current consumption of 45 mA.
- Input and output pads are AC coupled and matched to 50 Ohms.
Applications
- Point-to-Point Radios: Ideal for high-frequency communication links.
- Point-to-Multi-Point Radios: Suitable for wireless networks requiring high signal integrity.
- VSAT (Very Small Aperture Terminal): Used in satellite communication systems.
- SATCOM (Satellite Communications): Essential for satellite-based communication infrastructure.
Q & A
- What is the frequency range of the HMC-ALH244-SX? The HMC-ALH244-SX operates between 24 and 40 GHz.
- What is the typical gain of the HMC-ALH244-SX? The amplifier provides a typical gain of 12 dB.
- What is the noise figure of the HMC-ALH244-SX? The noise figure is typically 3.5 dB.
- What is the supply voltage and current for the HMC-ALH244-SX? The amplifier operates from a +4V supply voltage with a current consumption of 45 mA.
- What are the typical applications of the HMC-ALH244-SX? It is ideal for point-to-point radios, point-to-multi-point radios, VSAT, and SATCOM systems.
- How is the input and output matched in the HMC-ALH244-SX? The input and output pads are AC coupled and matched to 50 Ohms.
- What is the die size of the HMC-ALH244-SX? The die size is 2.50 x 1.4 x 0.1 mm.
- What is the maximum output power for 1 dB compression? The maximum output power for 1 dB compression is 13 dBm.
- Is the HMC-ALH244-SX suitable for integration into Multi-Chip-Modules (MCMs)? Yes, due to its small size, it is ideal for integration into MCMs.
- What are the absolute maximum ratings for the HMC-ALH244-SX? The absolute maximum ratings include a drain bias voltage of +5.5 Vdc, gate bias voltage of -1 to +0.3 Vdc, and an operating temperature range of -55 to +85 °C.
