Overview
The HMC871LC5TR is a GaAs MMIC PHEMT Distributed Driver Amplifier produced by Analog Devices Inc. This amplifier is packaged in a leadless 5x5mm surface mount package and operates over a wide frequency range from DC to 20 GHz. It is designed to provide high gain, low jitter, and adjustable output swing, making it suitable for various high-speed applications such as optical modulator drivers and Gigabit Ethernet systems.
Key Specifications
| Parameter | Conditions | Min. | Typ. | Max. | Units |
|---|---|---|---|---|---|
| Gain | Frequency = 1 - 8 GHz | 11.5 | 14 | 14.5 | dB |
| Gain | Frequency = 8 - 16 GHz | 11 | 14 | 14 | dB |
| Gain | Frequency = 16 - 20 GHz | 8 | 11.5 | 11.5 | dB |
| Small Signal Bandwidth | 3-dB cutoff | 18.5 | GHz | ||
| Input Return Loss | Frequency = 1 - 10 GHz | 15 | dB | ||
| Output Return Loss | Frequency = 1 - 10 GHz | 10 | dB | ||
| Output Swing | Saturated | 4 | Vp-p | ||
| Supply Voltage (Vdd) | +5V | +8V | V | ||
| Power Dissipation | Vout = 2.5 Vp-p at Vdd = 5V | <0.25W | W | ||
| Power Dissipation | Vout = 4 Vp-p at Vdd = 5V | <0.6W | W | ||
| Additive RMS Jitter | 10 Gbps operation | <300 fs | fs |
Key Features
- Wide frequency operation from DC to 20 GHz
- High gain of 15 dB
- Adjustable output swing cross point
- Saturated output swing of 4Vp-p
- Excellent gain flatness of ±0.5 dB
- Very low additive RMS jitter of <300 fs for 10 Gbps operation
- Scalable power dissipation for varying output drive requirements
- Wide supply voltage range from +5V to +8V
- Internally matched RF I/Os to 50 Ohms
- Compact 32-lead 5x5mm SMT package with exposed pad
Applications
The HMC871LC5TR is ideal for various high-speed applications, including:
- Optical modulator drivers
- Gigabit Ethernet systems
- VSR (Vertical Cavity Surface Emitting Laser) and other high-speed data transmission systems
Q & A
- What is the frequency range of the HMC871LC5TR amplifier?
The HMC871LC5TR operates from DC to 20 GHz. - What is the gain of the HMC871LC5TR amplifier?
The amplifier provides a gain of 15 dB. - What is the saturated output swing of the HMC871LC5TR?
The saturated output swing is 4Vp-p. - What is the additive RMS jitter for 10 Gbps operation?
The additive RMS jitter is less than 300 fs. - What is the supply voltage range for the HMC871LC5TR?
The supply voltage range is from +5V to +8V. - How are the RF I/Os matched in the HMC871LC5TR?
The RF I/Os are internally matched to 50 Ohms. - What is the package type and size of the HMC871LC5TR?
The amplifier is packaged in a 32-lead 5x5mm SMT package with an exposed pad. - What are some typical applications for the HMC871LC5TR?
Typical applications include optical modulator drivers, Gigabit Ethernet systems, and VSR systems. - How much power does the HMC871LC5TR consume at different output swings?
The power consumption is less than 0.25W at Vout = 2.5 Vp-p and less than 0.6W at Vout = 4 Vp-p, both at Vdd = 5V. - What is the gain flatness of the HMC871LC5TR?
The gain flatness is excellent at ±0.5 dB.
