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AD8319ACPZ is a demodulating logarithmic amplifier by ADI

Analog Devices ADI
July 16, 2025
Category Connection: Analog Devices ADI
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Tags:
#Analog Switch Integrated Circuit #Analog DC DC converter #Analog To Digital Converter
Brief: Discover the AD8319ACPZ, a high-performance demodulating logarithmic amplifier by Analog Devices. Ideal for RF signal measurement and control, this IC offers wide frequency operation, large dynamic range, and fast response for applications like RADAR, WiFi, and wireless LAN.
Related Product Features:
  • Demodulating Logarithmic Amplifier: Accurately converts RF input signals to decibel-scaled output with progressive compression technique.
  • Wide Frequency Operation: Maintains accurate log conformance from 1 MHz to 8 GHz, usable up to 10 GHz.
  • Large Dynamic Range: 40 dB input dynamic range with less than ±1 dB error.
  • Fast Response: 8 ns/10 ns fall/rise time enables detection of RF bursts exceeding 50 MHz pulse rate.
  • Temperature Stable: Excellent logarithmic intercept stability across varying ambient temperatures.
  • Dual-mode Operation: Supports both measurement mode and controller mode for power amplifier control.
  • Low-noise Output: Optimized for controller applications with minimized wide-band noise.
  • Low Power Consumption: Operates from 3.0V to 5.5V supply with 22mA typical current.
Faqs:
  • What is the frequency range of the AD8319ACPZ?
    The AD8319ACPZ operates from 1 MHz to 10 GHz, maintaining accurate log conformance from 1 MHz to 8 GHz.
  • What applications is the AD8319ACPZ suitable for?
    It is ideal for RF transmitter PA control, radiolink transmitter power monitoring, RSSI measurement, and RF burst detection in systems like RADAR, WiFi, and wireless LAN.
  • What is the power consumption of the AD8319ACPZ?
    The AD8319ACPZ operates from a 3.0V to 5.5V supply with a typical current of 22mA and can be disabled to consume just 200μA.
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