Overview
The ADF4107BRU-REEL7 is a high-performance frequency synthesizer designed by Analog Devices Inc. This component is particularly suited for implementing local oscillators in the upconversion and downconversion sections of wireless receivers and transmitters. It features a low noise digital phase frequency detector (PFD), a precision charge pump, a programmable reference divider, and programmable A and B counters along with a dual-modulus prescaler. This synthesizer supports a wide range of frequencies and is versatile in its application across various wireless communication systems.
Key Specifications
| Parameter | Min/Max | Unit | Test Conditions/Comments |
|---|---|---|---|
| RF Input Frequency (RFIN) | 1.0 / 7.0 | GHz | See Figure 18 for input circuit |
| Maximum Allowable Prescaler Output Frequency | 300 | MHz | |
| REFIN Input Frequency | 20 / 250 | MHz | For f < 20 MHz, ensure slew rate >50 V/µs |
| REFIN Input Sensitivity | 0.8/VDD | V p-p | Biased at AVDD/2 |
| Phase Detector Frequency | 104 | MHz | |
| AVDD to GND | -0.3 V to +3.6 V | V | |
| Operating Temperature Range (Industrial) | -40°C to +85°C | °C | |
| Storage Temperature Range | -65°C to +125°C | °C |
Key Features
- 7.0 GHz bandwidth
- 2.7 V to 3.3 V power supply
- Separate charge pump supply (VP) allows extended tuning voltage in 3 V systems
- Programmable dual-modulus prescaler (8/9, 16/17, 32/33, 64/65)
- Programmable charge pump currents
- Programmable antibacklash pulse width
- 3-wire serial interface
- Analog and digital lock detect
- Hardware and software power-down mode
Applications
- Broadband wireless access
- Satellite systems
- Instrumentation
- Wireless LANs
- Base stations for wireless radio
Q & A
- What is the maximum RF input frequency of the ADF4107BRU-REEL7?
The maximum RF input frequency is 7.0 GHz. - What is the range of the REFIN input frequency?
The REFIN input frequency ranges from 20 MHz to 250 MHz. - What are the power supply voltage ranges for the ADF4107BRU-REEL7?
The power supply voltage ranges from 2.7 V to 3.3 V. - Does the ADF4107BRU-REEL7 support programmable charge pump currents?
Yes, it supports programmable charge pump currents. - What are the operating temperature ranges for the ADF4107BRU-REEL7?
The operating temperature range is from -40°C to +85°C for industrial use. - Can the ADF4107BRU-REEL7 be used in satellite systems?
Yes, it can be used in satellite systems. - What type of interface does the ADF4107BRU-REEL7 use for communication?
The ADF4107BRU-REEL7 uses a 3-wire serial interface. - Does the ADF4107BRU-REEL7 have power-down modes?
Yes, it has both hardware and software power-down modes. - What is the maximum allowable prescaler output frequency?
The maximum allowable prescaler output frequency is 300 MHz. - Can the ADF4107BRU-REEL7 be used in broadband wireless access systems?
Yes, it can be used in broadband wireless access systems.
