Overview
The ADF4118BRUZ is a high-performance RF PLL (Phase-Locked Loop) frequency synthesizer produced by Analog Devices Inc. This device is part of the ADF4116/ADF4117/ADF4118 family and is designed for use in various RF and microwave applications. The ADF4118BRUZ offers a wide frequency range, making it suitable for base station transmitters, wireless infrastructure, and other high-frequency communication systems.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Maximum RF Output Frequency | 900 MHz | Hz |
| Reference Frequency Range | 10 MHz to 250 MHz | Hz |
| Phase Detector Frequency Range | 10 kHz to 200 kHz | Hz |
| Phase Noise (typical at 1 kHz offset, 200 kHz PFD frequency) | -90 dBc/Hz | dBc/Hz |
| Lock Time (typical) | 200 μs to 400 μs | μs |
| Supply Voltage Range | 3 V ± 10%, 5 V ± 10% | V |
| Package Type | 16-TSSOP (0.173", 4.40mm Width) |
Key Features
- High-frequency RF output up to 900 MHz
- Low phase noise performance, typically -90 dBc/Hz at 1 kHz offset and 200 kHz PFD frequency
- Fast lock time, typically between 200 μs to 400 μs
- Programmable charge pump current
- Integrated phase frequency detector and charge pump
- 14-bit R counter, 13-bit B counter, and 5-bit A counter for flexible frequency synthesis
Applications
- Base station transmitters
- Wireless infrastructure
- RF and microwave communication systems
- Direct conversion architectures
- High-frequency test and measurement equipment
Q & A
- What is the maximum RF output frequency of the ADF4118BRUZ?
The maximum RF output frequency of the ADF4118BRUZ is 900 MHz.
- What is the typical phase noise performance of the ADF4118BRUZ?
The typical phase noise performance is -90 dBc/Hz at 1 kHz offset and 200 kHz PFD frequency.
- What is the lock time of the ADF4118BRUZ?
The lock time is typically between 200 μs to 400 μs.
- What is the supply voltage range for the ADF4118BRUZ?
The supply voltage range is 3 V ± 10%, 5 V ± 10%.
- What type of package does the ADF4118BRUZ come in?
The ADF4118BRUZ comes in a 16-TSSOP package (0.173", 4.40mm Width).
- What are some common applications for the ADF4118BRUZ?
Common applications include base station transmitters, wireless infrastructure, RF and microwave communication systems, and high-frequency test and measurement equipment.
- Does the ADF4118BRUZ have integrated phase frequency detection and charge pump?
- What is the reference frequency range for the ADF4118BRUZ?
The reference frequency range is from 10 MHz to 250 MHz.
- Can the charge pump current be programmed in the ADF4118BRUZ?
- What counters are available in the ADF4118BRUZ for frequency synthesis?
The ADF4118BRUZ includes a 14-bit R counter, a 13-bit B counter, and a 5-bit A counter.
