Overview
The AD9516-4BCPZ, produced by Analog Devices Inc., is a high-performance clock generator IC designed to provide multi-output clock distribution with subpicosecond jitter performance. It features an integrated 1.6 GHz Voltage-Controlled Oscillator (VCO) and a Phase-Locked Loop (PLL), making it ideal for applications requiring low jitter and phase noise. The device is particularly beneficial for maximizing data converter performance and can be used in various demanding applications such as high-speed networking, wireless transceivers, and advanced test and measurement equipment.
Key Specifications
| Parameter | Value | Unit | Comments |
|---|---|---|---|
| Operating Temperature | -40°C to +85°C | °C | Industrial range |
| VCO Frequency Range | 1.45 GHz to 1.80 GHz | GHz | On-chip VCO |
| External VCO/VCXO Frequency Range | Up to 2.4 GHz | GHz | Optional |
| Reference Input Frequency | Up to 100 MHz | MHz | Maximum PFD input frequency |
| LVPECL Output Frequency | Up to 1.6 GHz | GHz | Six pairs of outputs |
| LVDS Output Frequency | Up to 800 MHz | MHz | Four pairs of outputs |
| CMOS Output Frequency | Up to 250 MHz | MHz | Each LVDS output can be reconfigured as two CMOS outputs |
| Output Jitter (LVPECL) | 225 fs rms | fs | Additive output jitter |
| Output Jitter (LVDS) | 275 fs rms | fs | Additive output jitter |
| Channel-to-Channel Skew | < 10 ps | ps | Paired outputs |
| Package Type | LFCSP-VQ | 64-lead package |
Key Features
- Low phase noise and phase-locked loop (PLL)
- On-chip VCO tunes from 1.45 GHz to 1.80 GHz, with optional external VCO/VCXO up to 2.4 GHz
- 1 differential or 2 single-ended reference inputs
- Reference monitoring capability and automatic revertive and manual reference switchover/holdover modes
- Accepts LVPECL, LVDS, or CMOS references up to 250 MHz
- Programmable delays in path to PFD and digital or analog lock detect, selectable
- Six pairs of 1.6 GHz LVPECL outputs and four pairs of 800 MHz LVDS clock outputs, each reconfigurable as CMOS outputs
- Fine delay adjust (Δt) on each LVDS output and automatic synchronization of all outputs on power-up
Applications
- Low jitter, low phase noise clock distribution
- 10/40/100 Gb/sec networking line cards, including SONET, Synchronous Ethernet, OTU2/3/4
- Forward error correction (G.710)
- Clocking high-speed ADCs, DACs, DDSs, DDCs, DUCs, MxFEs
- High performance wireless transceivers
- ATE and high-performance instrumentation
Q & A
- What is the operating temperature range of the AD9516-4BCPZ?
The operating temperature range is -40°C to +85°C. - What is the frequency range of the on-chip VCO?
The on-chip VCO tunes from 1.45 GHz to 1.80 GHz. - Can the AD9516-4BCPZ use an external VCO/VCXO?
Yes, it can use an external VCO/VCXO up to 2.4 GHz. - What types of output signals does the AD9516-4BCPZ support?
It supports LVPECL, LVDS, and CMOS output signals. - What is the maximum frequency of the LVPECL outputs?
The LVPECL outputs operate up to 1.6 GHz. - What is the additive output jitter for LVPECL outputs?
The additive output jitter for LVPECL outputs is 225 fs rms. - What is the channel-to-channel skew for paired outputs?
The channel-to-channel skew for paired outputs is less than 10 ps. - What are some of the key applications of the AD9516-4BCPZ?
Key applications include low jitter clock distribution, high-speed networking, clocking high-speed ADCs and DACs, and high-performance wireless transceivers. - Does the AD9516-4BCPZ support programmable delays?
Yes, it supports programmable delays in the path to the PFD. - What is the package type of the AD9516-4BCPZ?
The package type is LFCSP-VQ with 64 leads.
