ANALOG DEVICES ADN2819/ADN2811 Multirate Limiting Amplifier Clock Data Recovery ICs Manual
Contents
1. AP L tA So oe 8 le Ss T n E ANALOG DEVICES 3 7 AD N281 9 ae i H oe gt A IW ANALOG Lad DEVICES ADN2811 n 3 Ri i a The proprietary delay and phase locked loop design of the ADN2819 and ADN2811 provide unprecedented jitter performance for robust high speed networking designs Integrated Limiting Amplifier with Adjustable Slice Level Facilitates Design of High Performance Fiber Optic Receivers As the demand for bandwidth grows Analog Devices continues to pro vide innovative solutions for fiber optic interface ICs that translate into compelling competitive advantages for our customers A prime example of Analogs system knowledge and design expertise working together are the ADN2819 and ADN2811 These highly inte grated low power devices provide adjustable slice level quantization and clock and data recovery functions with the ADN2819 supporting multi rate operation up to 2 7 Gbps and the ADN2811 supporting 2 5 2 7 Gbps data rates only Diagnostic capabilities include a signal detector with user adjustable threshold and 3 dB optical hysteresis to prevent chatter a loss of lock detector and loop back mode The proprietary delay and phase locked loop architecture of the ADN2819 and ADN2811 ensure that every SONET SDH jitter requirement is exceeded over all operating conditions Low bandwidth jitter transfer simultaneous with high bandwidth jitter tolerance and2. 852 2 506 9336 Fax 852 2 506 4755 ANALOG DEVICES PRBS23 PATTERN TYPICAL OC 48 EYE DIAGRAM
3. Backplane applications ANALOG x DEVICES Typical Jitter Transfer Typical Jitter Tolerance SONET ADN2819 ADN2819 ADN2811 Margin ADN2811 Margin 30 48MH 48 TE weg asmi 96 Exceeds all SONET SDH jitter requirements for exceptional performance This information applies to a product under development Its characteristics and specifications are subject to change without notice Analog Devices assumes no obligation regarding future manufacture unless otherwise agreed to in writing No responsibility is assumed by Analog Devices for its use nor for any infringement of patents or other rights of third parties that may result from its use No license is granted by implication or otherwise under any patent or patent rights of Analog Devices Worldwide Analog Devices Japan Headquarters GmbH Headquarters One Technology Way Am Westpark 1 3 New Pier Takeshiba P O Box 9106 D 81373 South Tower Building Norwood MA M nchen Germany 1 16 1 Kaigan 02062 9106 U S A Tel 49 89 76903 0 Minato ku Tel 781 329 4700 Fax 49 89 76903 157 Tokyo 105 6891 1 800 262 5643 Japan U S A Only Tel 3 5402 8200 Fax 781 326 8703 Fax 3 5402 1063 Analog Devices Inc 2002 All rights reserved Trademarks and registered trademarks are the property of their respective companies Printed in the U S A H02888 1 3 02 0 Southeast Asia Headquarters 4501 Nat West Tower Times Square 1 Matheson Street Causeway Bay Hong Kong PRC Tel
4. minimal jitter peaking create an ideal scenario in regenerator applications ADN2819 ADN2811 Multirate Limiting Amplifier and Clock and Data Recovery ICs Both the ADN2819 and the ADN2811 are user friendly and flexible Native and forward error correction FEC digital wrappers are Supported for all rates without any change of reference clock An internal or external reference clock at one of four frequencies can be used and a multiplexer is incorporated to allow bypass of the CDR All of these features reduce time to market minimize costs and improve manufacturability Analog has more than 10 years of experience designing fiber optic components Put our expertise to work for you Features ADN2819 ADN2811 e Integrated limiting amplifier with adjustable slice e Quantizer sensitivity 6 mV e Adjustable slice level 100 mV e Exceeds all SONET SDH requirements for jitter transfer generation and tolerance e nternal MUX to bypass CDR e Low power 550 mW typical e One supply 3 3 V 10 e Single reference clock frequency for all rates e Loss of lock indicator e Small footprint 48 lead LFCSP package 7 mm X 7 mm overall ADN2819 e Multirate 155 166 Mbps 622 666 Mbps 1 25 1 34 Gbps 2 49 2 67 Gbps ADN2811 e Dual rate 2 5 2 7 Gbps Applications e SONET OC 3 12 48 SDH STM 1 4 16 Gb Ethernet and all associated FEC rates e WDM transponders e SONET SDH regenerators e SONET SDH test equipment e
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ANALOG DEVICES ADN2819/ADN2811 Multirate Limiting Amplifier Clock Data Recovery ICs Manual