Overview
The LTC5551IUF#TRPBF, produced by Analog Devices Inc., is a high-performance RF downconverting mixer designed for applications requiring ultra-high dynamic range. This mixer operates within a supply voltage range of 2.5V to 3.6V and is optimized for frequencies between 300MHz and 3.5GHz. It is particularly suited for basestation receivers and other RF downconverting applications where high linearity and low power consumption are critical.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Supply Voltage (VCC) | 2.5 to 3.6 | V |
| RF Input Frequency Range | 300 to 3500 | MHz |
| LO Input Frequency Range | 200 to 3500 | MHz |
| IF Output Frequency Range | 5 to 1000 | MHz |
| RF Input Return Loss | >12 dB | |
| LO Input Return Loss | >12 dB | |
| IF Output Impedance | 950Ω||1.2pF | |
| LO Input Power | -6 to 6 | dBm |
| RF Input Power | -20 to 20 | dBm |
| Supply Current | 204 | mA |
| Noise Figure | 10.9 | dB |
| Gain | 3.2 | dB |
| Operating Temperature Range | -40 to 105 | °C |
| Package | 16-QFN (4x4) |
Key Features
- Ultra-high dynamic range with high IIP3 and P1dB performance.
- Low power consumption with an option for low power mode by pulling the ISEL pin high, reducing power by about 1/3.
- Wide frequency range: RF input from 300MHz to 3.5GHz and LO input from 200MHz to 3.5GHz.
- High linearity and low noise figure, making it suitable for basestation receivers and other high-performance RF applications.
- Enable pin (EN) for turning the mixer on or off.
- Compact 16-lead QFN package with an exposed pad for improved thermal performance.
Applications
The LTC5551IUF#TRPBF is ideal for various RF downconverting applications, including:
- Basestation receivers covering frequencies from 700MHz to 2.7GHz.
- Cellular and GSM systems.
- Wireless communication infrastructure.
- High-performance RF receivers requiring high dynamic range and low noise.
Q & A
- What is the operating voltage range of the LTC5551IUF#TRPBF?
The operating voltage range is 2.5V to 3.6V. - What are the RF and LO frequency ranges of the LTC5551IUF#TRPBF?
The RF input frequency range is 300MHz to 3.5GHz, and the LO input frequency range is 200MHz to 3.5GHz. - How can the power consumption of the LTC5551IUF#TRPBF be reduced?
The power consumption can be reduced by about 1/3 by pulling the ISEL pin high, although this reduces IIP3 to approximately +29dBm. - What is the typical noise figure and gain of the LTC5551IUF#TRPBF?
The typical noise figure is 10.9dB, and the gain is 3.2dB. - What is the package type and size of the LTC5551IUF#TRPBF?
The package is a 16-lead QFN (4mm x 4mm) with an exposed pad. - Can the LTC5551IUF#TRPBF be turned on or off?
- What is the maximum operating temperature of the LTC5551IUF#TRPBF?
The maximum operating temperature is 105°C. - What are some typical applications of the LTC5551IUF#TRPBF?
Typical applications include basestation receivers, cellular and GSM systems, and other high-performance RF receivers. - How does the LTC5551IUF#TRPBF handle electrostatic discharge (ESD)?
The part is sensitive to ESD, and proper ESD precautions must be observed when handling it. - What is the supply current of the LTC5551IUF#TRPBF?
The supply current is typically 204mA.
