Overview
The AD8314ARMZ, produced by Analog Devices Inc., is a complete and cost-effective subsystem designed for the measurement and control of RF signals. It operates within the frequency range of 100 MHz to 2.7 GHz, making it suitable for a wide variety of cellular handsets and other wireless devices. This device provides a high dynamic range of 45 dB and excellent temperature stability over the operating range of −40°C to +85°C, ensuring accurate and reliable performance in various environmental conditions.
Key Specifications
| Parameter | Value |
|---|---|
| Frequency Range | 100 MHz to 2.7 GHz |
| Dynamic Range | −58 dBV to −13 dBV (−45 dBm to 0 dBm, re 50 Ω) |
| Response Time | 70 ns to a 10 dB step |
| Power Consumption | 12 mW at 2.7 V, power down to 20 µA |
| Temperature Range | −40°C to +85°C |
| Package Type | uSOIC |
| Output Signals | V_UP and V_DN |
Key Features
- Complete RF detector/controller function with a wide dynamic range of 45 dB.
- Temperature-stable linear-in-dB response.
- Rapid response time of 70 ns to a 10 dB step.
- Low power consumption: 12 mW at 2.7 V, with power down to 20 µA.
- Internally ac-coupled input with a high-pass corner at approximately 16 MHz.
- Two voltage outputs: V_UP for measurement and V_DN for analog control.
- High sensitivity allowing control at low power levels.
Applications
- Cellular handsets (TDMA, CDMA, GSM).
- Received Signal Strength Indication (RSSI) and Transmitted Signal Strength Indication (TSSI) for wireless terminal devices.
- Transmitter power measurement and control.
Q & A
- What is the frequency range of the AD8314ARMZ?
The AD8314ARMZ operates within the frequency range of 100 MHz to 2.7 GHz. - What is the dynamic range of the AD8314ARMZ?
The dynamic range is −58 dBV to −13 dBV (−45 dBm to 0 dBm, re 50 Ω). - How quickly does the AD8314ARMZ respond to changes in the input signal?
The response time is 70 ns to a 10 dB step. - What is the power consumption of the AD8314ARMZ?
The power consumption is 12 mW at 2.7 V, with power down to 20 µA. - What are the output signals provided by the AD8314ARMZ?
The device provides two voltage outputs: V_UP for measurement and V_DN for analog control. - What is the temperature range of the AD8314ARMZ?
The operating temperature range is −40°C to +85°C. - In what package type is the AD8314ARMZ available?
The device is available in a uSOIC package. - What are some common applications of the AD8314ARMZ?
Common applications include cellular handsets, RSSI and TSSI for wireless terminal devices, and transmitter power measurement and control. - How does the AD8314ARMZ handle temperature stability?
The device has excellent temperature stability over the full operating range. - Can the AD8314ARMZ be used in low-power scenarios?
Yes, it allows control at low power levels, reducing the power that needs to be coupled to the detector.
