Overview
The HMC783LP6CE is a fully functional Fractional-N Phase-Locked-Loop (PLL) with an Integrated Voltage Controlled Oscillator (VCO), designed and manufactured by Analog Devices Inc. This component is optimized for high-performance applications requiring precise frequency synthesis and low phase noise. It operates within the RF bandwidth of 11.5 GHz to 12.5 GHz, making it suitable for various microwave and RF systems.
Key Specifications
| Parameter | Condition | Min. | Typ. | Max. | Units |
|---|---|---|---|---|---|
| VCO Output Frequency Range | 11.5 | 12 | 12.5 | GHz | |
| VCO Output Power | 5 | 11 | 15 | dBm | |
| VCO Tuning Voltage | 2 | 13 | V | ||
| VCO Tuning Sensitivity | VTUNE = +5V | 160 | MHz/V | ||
| Frequency Pulling (into a 2:1 VSWR) | 8 | MHz | |||
| Frequency Pushing | VTUNE = +5V | 6 | MHz/V | ||
| Frequency Drift Rate | 1.2 | MHz/°C | |||
| Sub Harmonic (1/2) | -30 | dBc | |||
| Harmonic (2nd) | -24 | dBc | |||
| Harmonic (3rd) | -40 | dBc | |||
| VCO SSB Phase Noise @ 100 kHz Offset (Open Loop) | VTUNE = +5V, Fvco = 12 GHz | -110 | dBc/Hz | ||
| Synthesizer In-Band SSB Phase Noise @ 10 kHz Offset (Frac/Int) | Fref = 50 MHz, Fvco = 12 GHz | -95 / -99 | dBc/Hz | ||
| Figure of Merit (FOM) | -221 / -226 | dBc/Hz | |||
| 24-bit Step Size, Resolution | 3 | Hz | |||
| Reference Path Input | 225 | MHz, 14-bit | |||
| Power Supply Voltage (AVDD, DVDD, DVDDQ, DVDDM) | 3 | 3.3 | 3.45 | V | |
| Power Supply Voltage (VDDIO) | 1.8 | 3.3 | 5.5 | V | |
| Power Supply Voltage (VCCVCO, VDDCP, VCCCP) | 4.75 | 5 | 5.25 | V | |
| Total Current Consumption (5V) | 145 | 190 | mA | ||
| Total Current Consumption (3.3V) | 90 | 110 | mA | ||
| Power Down Current | CSP Disabled | 1 | 10 | µA | |
| Power Down Current | CSP Enabled | 450 | µA |
Key Features
- Fractional or Integer Modes: Supports both fractional and integer PLL modes for versatile application needs.
- Ultra Low Phase Noise: Achieves phase noise of -95 / -99 dBc/Hz at 10 kHz offset and -134 dBc/Hz at 1 MHz offset in open loop conditions.
- Direct FSK Modulation Mode: Enables direct frequency shift keying modulation.
- Cycle Slip Prevention: Features mechanisms to prevent cycle slips, ensuring stable operation.
- Read/Write Serial Port and Chip ID: Allows for serial communication and chip identification.
- Highly Integrated Structure: Packaged in a 40-lead 6 x 6 mm QFN surface mount package, providing a compact solution.
- Advanced Delta-Sigma Modulator: Ensures ultra-fine step sizes and very low spurious products.
Applications
- RF and Microwave Systems: Ideal for applications requiring high-frequency synthesis such as in radar, communication systems, and microwave instrumentation.
- Local Oscillator (LO) Port Driving: Suitable for driving the LO port of high linearity and I/Q mixer products.
- Phase Locked Loop (PLL) Synthesizers: Used in various PLL synthesizer applications where precise frequency control is necessary.
- Frequency Synthesizers: Employed in frequency synthesizer circuits for generating stable and accurate frequencies.
Q & A
- What is the operating frequency range of the HMC783LP6CE?
The HMC783LP6CE operates within the RF bandwidth of 11.5 GHz to 12.5 GHz. - What are the key features of the HMC783LP6CE?
Key features include fractional or integer PLL modes, ultra-low phase noise, direct FSK modulation mode, cycle slip prevention, and a highly integrated structure. - What is the typical output power of the HMC783LP6CE?
The typical output power is 11 dBm. - What is the package type and size of the HMC783LP6CE?
The component is packaged in a 40-lead 6 x 6 mm QFN surface mount package. - What are the typical applications of the HMC783LP6CE?
Typical applications include RF and microwave systems, driving the LO port of high linearity and I/Q mixer products, and use in PLL synthesizers and frequency synthesizers. - What is the phase noise performance of the HMC783LP6CE?
The phase noise is -95 / -99 dBc/Hz at 10 kHz offset and -134 dBc/Hz at 1 MHz offset in open loop conditions. - Does the HMC783LP6CE support direct FSK modulation?
Yes, it supports direct frequency shift keying modulation. - How does the HMC783LP6CE prevent cycle slips?
The component features mechanisms to prevent cycle slips, ensuring stable operation. - What is the resolution of the 24-bit step size in the HMC783LP6CE?
The resolution is typically 3 Hz. - What are the power supply voltage ranges for the HMC783LP6CE?
The power supply voltage ranges include 3 to 3.45 V for AVDD, DVDD, DVDDQ, and DVDDM, 1.8 to 5.5 V for VDDIO, and 4.75 to 5.25 V for VCCVCO, VDDCP, and VCCCP.
