AD9510

RECOMMENDED FOR NEW DESIGNS

1.2 GHz Clock Distribution IC, PLL Core, Dividers, Delay Adjust, Eight Outputs

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Overview

  • Low phase noise phase-locked loop core
    • Reference input frequencies to 250 MHz
    • Programmable dual modulus prescaler
    • Programmable charge pump (CP) current
    • Separate CP supply (VCPS) extends tuning range
  • Two 1.6 GHz, differential clock inputs
  • 8 programmable dividers, 1 to 32, all integers
  • Phase select for output-to-output coarse delay adjust
  • 4 independent 1.2 GHz LVPECL outputs
    • Additive output jitter of 225 fs rms
  • 4 independent 800 MHz low voltage differential signaling
    • (LVDS) or 250 MHz complementary metal oxide conductor
    • (CMOS) clock outputs
    • Additive output jitter of 275 fs rms
    • Fine delay adjust on 2 LVDS/CMOS outputs
  • Serial control port
  • Space-saving 64-lead LFCSP

The AD9510 provides a multi-output clock distribution function along with an on-chip phase-locked loop (PLL) core. The design emphasizes low jitter and phase noise to maximize data converter performance. Other applications with demanding phase noise and jitter requirements also benefit from this device.

The PLL section consists of a programmable reference divider (R); a low noise, phase frequency detector (PFD); a precision charge pump (CP); and a programmable feedback divider (N). By connecting an external voltage-controlled crystal oscillator (VCXO) or voltage-controlled oscillator (VCO) to the CLK2 and CLK2B pins, frequencies of up to 1.6 GHz can be synchronized to the input reference.

There are eight independent clock outputs. Four outputs are low voltage positive emitter-coupled logic (LVPECL) at 1.2 GHz, and four are selectable as either LVDS (800 MHz) or CMOS (250 MHz) levels.

Each output has a programmable divider that can be bypassed or set to divide by any integer up to 32. The phase of one clock output relative to another clock output can be varied by means of a divider phase select function that serves as a coarse timing adjustment. Two of the LVDS/CMOS outputs feature programmable delay elements with full-scale ranges up to 8 ns of delay. This fine tuning delay block has 5-bit resolution, giving 25 possible delays from which to choose for each full-scale setting (Register 0x36 and Register 0x3A = 00000b to 11000b).

The AD9510 is ideally suited for data converter clocking applications where maximum converter performance is achieved by encode signals with subpicosecond jitter.

The AD9510 is available in a 64-lead LFCSP and can be operated from a single 3.3 V supply. An external VCO, which requires an extended voltage range, can be accommodated by connecting the charge pump supply (VCP) to 5.5 V. The temperature range is −40°C to +85°C.

Applications

  • Low jitter, low phase noise clock distribution
  • Clocking high speed ADCs, DACs, DDSs, DDCs, DUCs, and mixed-signal front ends (MxFEs)
  • High performance wireless transceivers
  • High performance instrumentation
  • Broadband infrastructure

AD9510
1.2 GHz Clock Distribution IC, PLL Core, Dividers, Delay Adjust, Eight Outputs
AD9510 Functional Block Diagram AD9510 Pin Configuration
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Documentation

Data Sheet 1

Application Note 12

Technical Articles 6

Frequently Asked Question 1

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Software Resources

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Hardware Ecosystem

Parts Product Life Cycle Description
Comparators 1
LTC6957 Low Phase Noise, Dual Output Buffer/Driver/Logic Converter
Phase-Locked Loop (PLL) Synthesizers 1
ADF4002 RECOMMENDED FOR NEW DESIGNS Phase Detector / PLL Frequency Synthesizer
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Tools & Simulations

ADIsimCLK Design and Evaluation Software

ADIsimCLK is the design tool developed specifically for Analog Devices' range of ultra-low jitter clock distribution and clock generation products. Whether your application is in wireless infrastructure, instrumentation, networking, broadband, ATE or other areas demanding predictable clock performance, ADIsimCLK will enable you to rapidly develop, evaluate and optimize your design.

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AD9510 IBIS Models 1


Evaluation Kits

EVAL-AD9510

AD9510 Evaluation Board

Product Details

The user guide describes the AD9510 evaluation board hardware and software. The software provides a graphical user interface (GUI) for easy interface with the various on- chip functions of the AD9510. This allows for a thorough exploration and evaluation of the AD9510’s operation, performance, and capabilities. Note that the AD9510 evaluation board software should be installed before connecting the AD9510 evaluation board to the PC.

The AD9510 is a highly sophisticated, performance clock distribution part with numerous user programmable functions. To use the evaluation board properly, see the current data sheet for the AD9510 on the Analog Devices website.

Note that the user guide includes instructions for both the AD9510/PCB and AD9510-VCO/PCB, which includes a 245.76 MHz VCXO and loop filter.

EVAL-AD9510
AD9510 Evaluation Board

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