Overview
The ADF4350BCPZ-RL7, produced by Analog Devices Inc., is a highly versatile and integrated phase-locked loop (PLL) frequency synthesizer. This device features an integrated voltage-controlled oscillator (VCO) with a fundamental output frequency range of 2200 MHz to 4400 MHz. It supports both fractional-N and integer-N PLL configurations, making it suitable for a wide range of RF applications. The ADF4350 includes a programmable dual-modulus prescaler, a 3-wire serial interface, and various output frequency dividers, allowing for flexible frequency generation and control.
Key Specifications
| Parameter | Min | Typ | Max | Unit | Comments |
|---|---|---|---|---|---|
| Output Frequency Range | 137.5 MHz | 4400 MHz | Fundamental VCO mode and using dividers | ||
| VCO Output Frequency Range | 2200 MHz | 4400 MHz | Fundamental VCO mode | ||
| Power Supply | 3.0 V | 3.6 V | |||
| Logic Compatibility | 1.8 V | ||||
| RF Output Power | -4 dBm | Programmable in 3 dB steps | |||
| Phase Detector Frequency | 32 MHz | ||||
| Operating Temperature Range | -40°C | +85°C | |||
| Storage Temperature Range | -65°C | +125°C |
Key Features
- Integrated VCO with a fundamental output frequency range of 2200 MHz to 4400 MHz
- Support for fractional-N and integer-N PLL configurations
- Programmable dual-modulus prescaler of 4/5 or 8/9
- Programmable output power level and RF output mute function
- 3-wire serial interface for control of on-chip registers
- Analog and digital lock detect, and switched bandwidth fast-lock mode
- Cycle slip reduction for improved phase noise performance
- Low phase noise VCO and low rms jitter (<0.4 ps rms)
Applications
- Wireless infrastructure (W-CDMA, TD-SCDMA, WiMAX, GSM, PCS, DCS, DECT)
- Test equipment
- Wireless LANs and CATV equipment
- Clock generation
Q & A
- What is the fundamental output frequency range of the ADF4350 VCO?
The fundamental output frequency range of the ADF4350 VCO is from 2200 MHz to 4400 MHz. - What are the supported PLL configurations for the ADF4350?
The ADF4350 supports both fractional-N and integer-N PLL configurations. - What is the power supply range for the ADF4350?
The power supply range for the ADF4350 is from 3.0 V to 3.6 V. - What is the logic compatibility voltage for the ADF4350?
The logic compatibility voltage for the ADF4350 is 1.8 V. - How is the RF output power of the ADF4350 controlled?
The RF output power of the ADF4350 is programmable in 3 dB steps. - What is the operating temperature range for the ADF4350?
The operating temperature range for the ADF4350 is from -40°C to +85°C. - Does the ADF4350 have a mute function for the RF output?
Yes, the ADF4350 has an RF output mute function that is both pin- and software-controllable. - How is the control of the on-chip registers achieved in the ADF4350?
The control of the on-chip registers in the ADF4350 is achieved through a simple 3-wire serial interface. - What are some of the key applications for the ADF4350?
The ADF4350 is used in wireless infrastructure, test equipment, wireless LANs, CATV equipment, and clock generation. - Does the ADF4350 have features to reduce cycle slip and improve phase noise?
Yes, the ADF4350 includes features for cycle slip reduction and has low phase noise characteristics.
