Overview
The ADF4159WCCPZ, produced by Analog Devices Inc., is a 13 GHz, fractional-N frequency synthesizer designed with advanced modulation and waveform generation capabilities. This device is particularly suited for applications requiring high-frequency resolution and fast lock times. It features a regenerative phase-locked loop (PLL) architecture, low power consumption, and a wide operating temperature range, making it versatile for various high-frequency applications.
Key Specifications
| Parameter | Min | Typ | Max | Unit | Test Conditions/Comments |
|---|---|---|---|---|---|
| Analog Power Supply (AVDD) | 2.7 | 3.45 | V | ||
| Digital Power Supply (DVDD, SDVDD) | 1.62 | 1.98 | V | ||
| PFD Frequency | 110 | MHz | |||
| Normalized Phase Noise Floor (Integer-N Mode) | −224 | dBc/Hz | PLL loop BW = 1 MHz, FRAC = 0 | ||
| Supply Current (AIDD) | 26 | 40 | mA | fPFD = 110 MHz | |
| Supply Current (DIDD) | 7.5 | 10 | mA | fPFD = 110 MHz | |
| Power-Down Current | 2 | µA |
Key Features
- High and low speed FMCW ramp generation
- 25-bit fixed modulus allowing subhertz frequency resolution
- FSK and PSK modulation capabilities
- Sawtooth, triangular, and parabolic waveform generation
- Ramp superimposed with FSK, and ramps with two different sweep rates
- Ramp delay, frequency readback, and interrupt functions
- Programmable phase control
- 3-wire serial interface for control of on-chip registers
- Digital lock detect and cycle slip reduction circuitry for faster lock times
- ESD performance: 3000 V HBM, 1000 V CDM
- Qualified for automotive applications
Applications
- FMCW radars
- Communications test equipment
- Communications infrastructure
Q & A
- What is the operating frequency range of the ADF4159WCCPZ?
The ADF4159WCCPZ operates up to 13 GHz.
- What are the power supply voltage ranges for the ADF4159WCCPZ?
The analog power supply (AVDD) ranges from 2.7 V to 3.45 V, and the digital power supply (DVDD, SDVDD) ranges from 1.62 V to 1.98 V.
- What is the maximum PFD frequency supported by the ADF4159WCCPZ?
The maximum PFD frequency is up to 110 MHz.
- What is the normalized phase noise floor of the ADF4159WCCPZ in Integer-N mode?
The normalized phase noise floor is −224 dBc/Hz in Integer-N mode.
- Does the ADF4159WCCPZ support FSK and PSK modulation?
- What types of waveforms can the ADF4159WCCPZ generate?
The device can generate sawtooth, triangular, and parabolic waveforms.
- Is the ADF4159WCCPZ qualified for automotive applications?
- What is the ESD performance of the ADF4159WCCPZ?
The ESD performance is 3000 V HBM and 1000 V CDM.
- How is the ADF4159WCCPZ controlled?
The device is controlled via a 3-wire serial interface.
- What is the power-down current of the ADF4159WCCPZ?
The power-down current is 2 µA.
