Overview
The ADF4218LBRUZ-REEL is a high-performance, integer-N phase-locked loop (PLL) frequency synthesizer produced by Analog Devices Inc. This component is designed for use in RF and IF applications, offering a robust solution for frequency generation and synthesis. The ADF4218 is part of a family of PLL synthesizers that are known for their low noise and high stability, making them suitable for a variety of communication systems.
Key Specifications
| Parameter | Value | Unit | Comments |
|---|---|---|---|
| Supply Voltage | 3V | V | VDD |
| Charge Pump Current | 4.375mA to 5mA | mA | Typical values |
| Phase Detector Frequency | Up to 200 kHz | kHz | PFD frequency range |
| Loop Bandwidth | Up to 35 kHz | kHz | Adjustable loop bandwidth |
| Reference Frequency | Up to 10 MHz | MHz | Input reference frequency range |
| Output Frequency | Up to several GHz | GHz | Dependent on N divider setting |
| Phase Noise | -89 dBc/Hz @ 1 kHz offset | dBc/Hz | Typical phase noise performance |
| Package Type | 20-pin TSSOP | ||
| Lifecycle Status | Production | Active production status |
Key Features
- High Performance PLL Synthesizer: The ADF4218 offers low noise and high stability, making it ideal for RF and IF applications.
- Adjustable Loop Bandwidth: The loop bandwidth can be adjusted up to 35 kHz, allowing for flexible design configurations.
- Low Phase Noise: The synthesizer features low phase noise, typically -89 dBc/Hz at 1 kHz offset, which is crucial for high-quality signal generation.
- Wide Reference Frequency Range: The device can handle reference frequencies up to 10 MHz.
- Programmable N Divider: The N divider is programmable, allowing for a wide range of output frequencies.
Applications
The ADF4218LBRUZ-REEL is suitable for various communication systems, including but not limited to:
- Wireless Communication Systems: Such as cellular base stations, wireless local area networks (WLAN), and other wireless communication infrastructure.
- Radio Frequency (RF) Systems: Including RF transceivers and receivers where high-frequency stability and low noise are critical.
- Instrumentation and Test Equipment: Where precise frequency generation is required.
- Military and Aerospace Systems: Due to its high performance and reliability.
Q & A
- What is the primary function of the ADF4218LBRUZ-REEL?
The primary function of the ADF4218LBRUZ-REEL is to act as a high-performance integer-N phase-locked loop (PLL) frequency synthesizer for RF and IF applications. - What is the typical supply voltage for the ADF4218LBRUZ-REEL?
The typical supply voltage is 3V. - What is the range of the phase detector frequency (PFD) for this device?
The phase detector frequency can range up to 200 kHz. - What is the maximum loop bandwidth of the ADF4218LBRUZ-REEL?
The maximum loop bandwidth is up to 35 kHz. - What is the typical phase noise performance of the ADF4218LBRUZ-REEL?
The typical phase noise performance is -89 dBc/Hz at 1 kHz offset. - In what type of package is the ADF4218LBRUZ-REEL available?
The device is available in a 20-pin TSSOP package. - What is the lifecycle status of the ADF4218LBRUZ-REEL?
The lifecycle status is active production. - What are some common applications for the ADF4218LBRUZ-REEL?
Common applications include wireless communication systems, RF systems, instrumentation and test equipment, and military and aerospace systems. - Can the loop bandwidth of the ADF4218LBRUZ-REEL be adjusted?
Yes, the loop bandwidth can be adjusted up to 35 kHz. - What is the maximum reference frequency that the ADF4218LBRUZ-REEL can handle?
The maximum reference frequency is up to 10 MHz.
