Overview
The AD8347ARUZ is a broadband direct conversion quadrature demodulator produced by Analog Devices Inc. This component is designed for use in various communications receivers, performing quadrature demodulation directly to baseband frequencies. It operates within a frequency range of 800 MHz to 2.7 GHz, making it suitable for applications such as cellular base stations, radio links, wireless local loop, IF broadband demodulators, RF instrumentation, and satellite modems.
Key Specifications
| Parameter | Attribute Value |
|---|---|
| Manufacturer | Analog Devices Inc. |
| Part Number | AD8347ARUZ |
| Package | 28-TSSOP (0.173", 4.40mm Width) |
| Frequency Range | 800 MHz to 2.7 GHz |
| Gain | 39.5 dB |
| Noise Figure | 11 dB max |
| Third-order Intercept (IIP3) | +11.5 dBm min |
| AGC Range | 69.5 dB |
| Supply Voltage | 2.7 V to 5.5 V |
| Power-down Mode | Available |
| ROHS Status | ROHS3 Compliant |
Key Features
- Integrated RF and baseband AGC amplifiers
- Quadrature phase accuracy and I/Q amplitude balance
- Baseband level control circuit and baseband level detectors for AGC loop
- Internal loop for minimizing demodulator dc offsets, controllable by external capacitor values
- ADC-compatible I/Q outputs, suitable for connection to A-to-D converters like AD9201 and AD9283
- Low LO drive requirement of 8 dBm
- Single supply operation from 2.7 V to 5.5 V
- Power-down mode for power management
Applications
- Cellular base stations
- Radio links
- Wireless local loop
- IF broadband demodulators
- RF instrumentation
- Satellite modems
Q & A
- What is the frequency range of the AD8347ARUZ?
The AD8347ARUZ operates within a frequency range of 800 MHz to 2.7 GHz.
- What type of package does the AD8347ARUZ come in?
The AD8347ARUZ is packaged in a 28-TSSOP (0.173", 4.40mm Width).
- What is the gain of the AD8347ARUZ?
The gain of the AD8347ARUZ is 39.5 dB.
- What is the noise figure of the AD8347ARUZ?
The noise figure of the AD8347ARUZ is 11 dB max.
- Does the AD8347ARUZ have an AGC range?
Yes, the AD8347ARUZ has an AGC range of 69.5 dB.
- What is the supply voltage range for the AD8347ARUZ?
The supply voltage range for the AD8347ARUZ is from 2.7 V to 5.5 V.
- Does the AD8347ARUZ have a power-down mode?
Yes, the AD8347ARUZ has a power-down mode for power management.
- Is the AD8347ARUZ ROHS compliant?
Yes, the AD8347ARUZ is ROHS3 compliant.
- What are some typical applications of the AD8347ARUZ?
Typical applications include cellular base stations, radio links, wireless local loop, IF broadband demodulators, RF instrumentation, and satellite modems.
- Can the AD8347ARUZ outputs be connected directly to A-to-D converters?
Yes, the outputs of the AD8347ARUZ can be connected directly to popular A-to-D converters such as the AD9201 and AD9283.
