Overview
The AD8312ACBZ-P7, produced by Analog Devices Inc., is a comprehensive and cost-effective subsystem designed for the measurement of radio frequency (RF) signals. This component operates within a frequency range of 50 MHz to 3.5 GHz, making it suitable for various RF measurement applications. It is characterized by its temperature-stable linear in dB response and rapid response times, ensuring accurate and reliable measurements across a wide temperature range.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Frequency Range | 50 MHz | 3.5 GHz | ||
| Dynamic Range (±1 dB error at 25°C) | 50 dB | |||
| Maximum Input Level (±1 dB error) | 3 dBm | |||
| Minimum Input Level (±1 dB error) | −47 dBm | |||
| Slope | 19.47 mV/dB | |||
| Supply Voltage | 2.7 V | 3.0 V | 5.5 V | |
| Quiescent Current | 2.8 mA | 4.2 mA | 5.7 mA | |
| Rise Time (10% to 90%) | 85 ns | |||
| Operating Temperature Range | −40°C | +85°C |
Key Features
- Complete RF detector function with a typical range of −45 dBm to 0 dBm, referencing 50 Ω.
- Temperature-stable linear in dB response.
- Rapid response times: 85/120 ns (rise/fall).
- Low power consumption: 12 mW at 2.7 V.
- Input impedance: 2900 || 1.3 Ω || pF at 100 MHz.
- VSET interface with input resistance of 13 kΩ and bias current source.
Applications
The AD8312ACBZ-P7 is suitable for a variety of applications, including:
- RF power measurement in telecommunications and wireless communication systems.
- Signal strength monitoring in cellular base stations and handsets.
- Automatic gain control (AGC) circuits.
- Radar systems and other military communications equipment.
- Industrial control and monitoring systems requiring precise RF signal measurement.
Q & A
- What is the frequency range of the AD8312ACBZ-P7?
The AD8312ACBZ-P7 operates within a frequency range of 50 MHz to 3.5 GHz. - What is the typical dynamic range of the AD8312ACBZ-P7?
The typical dynamic range is 50 dB at 25°C. - What is the maximum input level for the AD8312ACBZ-P7?
The maximum input level is 3 dBm with a ±1 dB error. - What is the minimum input level for the AD8312ACBZ-P7?
The minimum input level is −47 dBm with a ±1 dB error. - What is the supply voltage range for the AD8312ACBZ-P7?
The supply voltage range is from 2.7 V to 5.5 V. - What is the quiescent current of the AD8312ACBZ-P7?
The quiescent current is typically 4.2 mA. - What is the rise time of the AD8312ACBZ-P7?
The rise time is 85 ns (10% to 90%). - What is the operating temperature range of the AD8312ACBZ-P7?
The operating temperature range is from −40°C to +85°C. - What are some common applications of the AD8312ACBZ-P7?
Common applications include RF power measurement in telecommunications, signal strength monitoring, AGC circuits, radar systems, and industrial control systems. - How does the VSET interface work on the AD8312ACBZ-P7?
The VSET interface has an input resistance of 13 kΩ and a bias current source, allowing for adjustable output voltage.
