Overview
The AD8302ARU-REEL, produced by Analog Devices Inc., is a fully integrated system designed for measuring gain/loss and phase in various RF and IF applications. This component operates within a frequency range of up to 2.7 GHz and is suitable for receive, transmit, and instrumentation applications. It requires a single supply voltage of 2.7 V to 5.5 V and features a compact 14-lead TSSOP package. The AD8302ARU-REEL is fabricated using Analog Devices’ proprietary high-performance SOI complementary bipolar IC process, ensuring high accuracy and reliability in its measurements.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Supply Voltage | 2.7 V - 5.5 V | V |
| Input Range | -60 dBm to 0 dBm | dBm |
| Frequency Range | Up to 2.7 GHz | GHz |
| Gain Measurement Range | ±30 dB | dB |
| Gain Measurement Scaling | 30 mV/dB | mV/dB |
| Phase Measurement Range | 0° - 180° | ° |
| Phase Measurement Scaling | 10 mV/° | mV/° |
| Output Bandwidth | DC to 30 MHz | Hz |
| Output Drivers Current | Up to 8 mA | mA |
| Reference Voltage | 1.8 V | V |
| Package Type | 14-lead TSSOP | |
| Operating Temperature Range | -40°C to +85°C | °C |
Key Features
- Dual demodulating logarithmic amplifiers with a 60 dB measurement range each.
- Accurate gain measurement scaling (30 mV/dB) and phase measurement scaling (10 mV/°).
- Typical nonlinearity of < 0.5 dB for gain and < 1° for phase measurements.
- Measurement, controller, and level comparator modes.
- Single supply operation from 2.7 V to 5.5 V.
- Stable 1.8 V reference voltage output.
- Small signal envelope bandwidth from DC to 30 MHz.
- Output drivers can source or sink up to 8 mA.
- Single-ended input signals with nominal 3 kΩ input impedance at low frequencies.
Applications
- RF/IF PA linearization.
- Precise RF power control.
- Remote system monitoring and diagnostics.
- Return loss/VSWR measurements.
- Log ratio function for AC signals.
Q & A
- What is the frequency range of the AD8302ARU-REEL? The AD8302ARU-REEL operates up to a frequency range of 2.7 GHz.
- What is the input range of the AD8302ARU-REEL? The input range is from -60 dBm to 0 dBm in a 50 Ω system.
- What are the supply voltage requirements for the AD8302ARU-REEL? The component operates from a single supply voltage of 2.7 V to 5.5 V.
- What is the gain measurement scaling of the AD8302ARU-REEL? The gain measurement scaling is 30 mV/dB.
- What is the phase measurement scaling of the AD8302ARU-REEL? The phase measurement scaling is 10 mV/°.
- What are the typical nonlinearity values for gain and phase measurements? The typical nonlinearity is < 0.5 dB for gain and < 1° for phase measurements.
- What is the output bandwidth of the AD8302ARU-REEL? The output bandwidth is from DC to 30 MHz.
- Can the AD8302ARU-REEL be used in controller mode? Yes, it can be used in controller mode to force the gain and phase of a signal chain toward predetermined setpoints.
- What is the package type of the AD8302ARU-REEL? The package type is a 14-lead TSSOP.
- What is the operating temperature range of the AD8302ARU-REEL? The operating temperature range is from -40°C to +85°C.
