Model 655 Ultra Low Jitter LVPECL or LVDS Clock Features Ceramic Surface Mount Package Ultra Low Phase Jitter Performance, 100fs Typical rd Fundamental or 3 Overtone Crystal Design Part Dimensions: Frequency Range 80 170MHz * 5.0 3.2 1.2mm 62.00mg +2.5V or +3.3V Operation Output Enable Standard Tape and Reel Packaging, EIA-418 Standard Frequencies, 100fs Maximum - 125.00MHz - 156.25MHz Applications - 150.00MHz - 156.2539MHz SerDes PON - 155.52MHz - 161.1328MHz Storage Area Networking Ethernet/GbE/SyncE * See Page 8 for additional developed frequencies. Broadband Access Fiber Channel Check with factory for availability of frequencies SONET/SDH/DWDM Test and Measurement Description CTS Model 655 is a low cost, high performance clock oscillator supporting differential LVPECL or LVDS outputs. Employing the latest IC technology, M655 has excellent stability and very low jitter/phase noise performance. Ordering Information Frequency Temperature Supply Frequency Code Model Output Type Packaging MHz Stability Range Voltage 3 I 3 655 P XXX or XXXX T Output Stability Voltage Code Code Code 2 P LVPECL - Pin 1 Enable 6 2 +2.5Vdc 20ppm LVDS - Pin 1 Enable 25ppm +3.3Vdc L 5 3 LVPECL - Pin 2 Enable 50ppm E 3 V LVDS - Pin 2 Enable 2 100ppm Frequency Temp. Range Packing Code Code Code A -10C to +60C T 1k pcs./reel 1 Product Frequency Code -20C to +70C C -40C to +85C I Notes: 1 Refer to document 016-1454-0, Frequency Code Tables. 3-digits for frequencies <100MHz, 4-digits for frequencies 100MHz or greater. Consult factory for availability of 6I Stability/Temperature combination. 2 Not all performance combinations and frequencies may be available. Contact your local CTS Representative or CTS Customer Service for availability. This product is specified for use only in standard commercial applications. Supplier disclaims all express and implied warranties and liability in connection with any use of this product in any non-commercial applications or in any application that may expose the product to conditions that are outside of the tolerances provided in its specification. DOC 008-0550-0 Rev. C Page 1 of 8 2017 CTS Corporation. Information/product(s) subject to change. No warranty that product(s) will meet the stated specifications for customer specific applications or test equipment. Visit www.ctscorp.com for list of applicable patent(s), more information, or to request a quote. Model 655 Ultra Low Jitter LVPECL or LVDS Clock Electrical Specifications Operating Conditions PARAMETER SYMBO L CO NDITIO NS MIN TYP MAX UNIT Maximum Supply Voltage V - -0.5 - 5.0 V CC 2.375 2.5 2.625 Supply Voltage V 5% V CC 3.135 3.3 3.465 Supply Current I Maximum Load LVPECL CC - 55 88 mA LVDS - 45 66 -20 +70 Operating Temperature T - +25 C A -40 +85 Storage Temperature T - -40 - +125 C STG Frequency Stability PARAMETER SYMBO L CO NDITIO NS MIN TYP MAX UNIT Frequency Range LVPECL f - 80 - 170 O MHz 80 - 170 LVDS Frequency Stability f/f - 20, 25, 50 or 100 ppm O Note 1 Aging f/f First Year +25C, nominal V -3 - 3 ppm 25 CC 1. Inclusive of initial tolerance at time of shipment, changes in supply voltage, load, temperature and 1st year aging. Output Parameters PARAMETER SYMBO L CO NDITIO NS MIN TYP MAX UNIT Output Type - - LVPECL - Output Load R Terminated to V - 2.0V - 50 - Ohms L CC V V - 1.025 - V - 0.880 OH CC CC PECL Load, -20C to +70C V V V - 1.810 - V - 1.620 OL CC CC Output Voltage Levels V V - 1.085 - V - 0.880 OH CC CC PECL Load, -40C to +85C V V V - 1.830 - V - 1.555 OL CC CC Output Duty Cycle SYM V - 1.3V 45 - 55 % CC Rise and Fall Time T , T 20%/80% Levels, R = 50 Ohms - 0.3 0.7 ns R F L Output Type - - LVDS - Output Load R Between Outputs - 100 - Ohms L V - 1.43 1.60 OH Output Voltage Levels LVDS Load V V 0.90 1.10 - OL Output Duty Cycle SYM 1.25V 45 - 55 % Differential Output Voltage V R = 100 Ohms 247 330 454 mV OD L Offset Voltage V LVDS Load 1.125 1.25 1.375 V OS Rise and Fall Time T , T 20%/80% Levels, R = 100 Ohms - 0.4 0.7 ns R F L DOC 008-0550-0 Rev. C Page 2 of 8 2017 CTS Corporation. Information/product(s) subject to change. No warranty that product(s) will meet the stated specifications for customer specific applications or test equipment. Visit www.ctscorp.com for list of applicable patent(s), more information, or to request a quote.