Overview
The ADL5330ACPZ-R2, produced by Analog Devices Inc., is a high-performance, voltage-controlled, variable gain amplifier (VGA)/attenuator. It is designed for applications requiring frequency operation up to 3 GHz. The device features a balanced structure in its signal path, which minimizes distortion and reduces the risk of spurious feedforward at low gains and high frequencies. It can operate with single-ended or differential inputs and outputs, and it is suitable for use in RF and IF (Intermediate Frequency) power control in various communication systems.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Supply Voltage (VPS1, VPS2) | 4.75 | - | 5.25 | V |
| RF Input Power at Maximum Gain | - | - | 5 dBm at 50 Ω | - |
| Gain Control Range | -34 dB | - | +22 dB at 900 MHz | - |
| Gain Control Voltage | 0 V | - | 1.4 V | - |
| Gain Scaling Factor | - | - | 20 mV/dB | - |
| Input Impedance | - | - | 50 Ω | - |
| Output Impedance | - | - | 50 Ω differential | - |
| Operating Temperature Range | -40°C | - | +85°C | - |
| Power Consumption (Nominal Supply Current) | - | - | 215 mA | - |
| Power-Down Current | - | - | 250 μA | - |
| Package Type | - | - | 24-lead LFCSP | - |
Key Features
- High-performance, voltage-controlled, variable gain amplifier (VGA)/attenuator.
- Operates up to 3 GHz frequency range.
- Single-ended or differential operation supported.
- Linear in dB gain control function with a 20 mV/dB scaling factor.
- Single supply operation: 4.75 V to 5.25 V.
- Power-down function with low current consumption (250 μA).
- 50 Ω input and output impedances.
- Available in a 24-lead LFCSP package.
- Operating temperature range: -40°C to +85°C.
Applications
- Transmit and receive power control in RF and IF systems.
- Cellular, CDMA2000, W-CDMA, and GSM communication systems.
- Other high-frequency communication and signal processing applications.
Q & A
- What is the frequency range of the ADL5330?
The ADL5330 operates up to a frequency range of 3 GHz.
- What is the gain control range of the ADL5330?
The gain control range is from -34 dB to +22 dB at 900 MHz.
- How does the gain control function work?
The gain control is linear in dB with a 20 mV/dB scaling factor.
- What is the input impedance of the ADL5330?
The input impedance is 50 Ω.
- What is the output impedance of the ADL5330?
The output impedance is 50 Ω differential.
- What is the operating temperature range of the ADL5330?
The operating temperature range is from -40°C to +85°C.
- How much current does the ADL5330 consume in power-down mode?
The current consumption in power-down mode is 250 μA.
- What type of package is the ADL5330 available in?
The ADL5330 is available in a 24-lead LFCSP package.
- What are the typical applications of the ADL5330?
Typical applications include transmit and receive power control in RF and IF systems, and various high-frequency communication systems.
- What is the supply voltage range for the ADL5330?
The supply voltage range is from 4.75 V to 5.25 V.
