Overview
The ADL5335ACPZN is a digital gain amplifier (DGA) designed by Analog Devices Inc. for use in wireless transmitters. It features a differential input and a single-ended output, facilitating a balun-free connection between broadband integrated transceivers with differential outputs and RF gain blocks and driver amplifiers with single-ended inputs. This amplifier operates over a broad frequency range of 700 MHz to 4200 MHz, making it versatile for various wireless communication applications.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Operating Frequency Range | 700 MHz to 4200 MHz | |
| Maximum Gain | 12.0 dB | |
| Gain Range | 20 dB | |
| Gain Step Size | 0.5 dB | |
| Noise Figure (Maximum Gain) | 7.5 dB | |
| Noise Figure (Minimum Gain) | 12.2 dB | |
| Output P1dB (Maximum Gain) | 16.8 dBm | |
| Output P1dB (Minimum Gain) | 2.3 dBm | |
| Supply Voltage | 4.75 to 5.25 V | V |
| Quiescent Current | 125 mA | mA |
| Power Consumption (Enabled) | 625 mW | mW |
| Power Consumption (Power-down) | 18.5 mW | mW |
| Operating Temperature Range | -40°C to +85°C | °C |
| Package Type | 16-Lead LFCSP (4mm x 4mm x 0.75mm w/ EP) |
Key Features
- Differential input to single-ended output conversion
- Broad input frequency range: 700 MHz to 4200 MHz
- Programmable gain via SPI port from 12.0 dB to -8.0 dB with 0.5 dB step size
- Glitch-free, thermometer-based digital step attenuator
- Fast attack, gain switching with programmable gain step
- Matched 50 Ω inputs and output
Applications
The ADL5335ACPZN is primarily used in RF power control and calibration in wireless transmitters. Its broad frequency range and programmable gain make it suitable for various wireless communication systems, including cellular networks, wireless local area networks (WLAN), and other RF transmission applications.
Q & A
- Q: What is the operating frequency range of the ADL5335ACPZN?
A: The ADL5335ACPZN operates over a frequency range of 700 MHz to 4200 MHz. - Q: What is the maximum gain of the ADL5335ACPZN?
A: The maximum gain is 12.0 dB. - Q: How is the gain of the ADL5335ACPZN controlled?
A: The gain is controlled via a standard SPI port. - Q: What is the gain step size of the ADL5335ACPZN?
A: The gain step size is 0.5 dB. - Q: What is the noise figure of the ADL5335ACPZN at maximum gain?
A: The noise figure at maximum gain is 7.5 dB. - Q: What is the supply voltage range for the ADL5335ACPZN?
A: The supply voltage range is 4.75 V to 5.25 V. - Q: What is the quiescent current of the ADL5335ACPZN when enabled?
A: The quiescent current is 125 mA. - Q: What is the package type of the ADL5335ACPZN?
A: The package type is a 16-Lead LFCSP (4mm x 4mm x 0.75mm w/ EP). - Q: What are the primary applications of the ADL5335ACPZN?
A: The primary applications include RF power control and calibration in wireless transmitters. - Q: Is the ADL5335ACPZN available with evaluation boards and control software?
A: Yes, a fully populated evaluation board and SDP-based control software are available.
