638E15556C2T

Model 638 Ultra Low Jitter LVPECL or LVDS Clock Features        Ceramic Surface Mount Package Ultra Low Phase Jitter Performance, 100fs Typical Fundamental or 3rd Overtone Crystal Design Frequency Range 80 – 170MHz * +2.5V or +3.3V Operation Output Enable Standard Tape and Reel Packaging, EIA-418 Part Dimensions: 7.0 × 5.0 × 2.0mm • 178.462mg Applications     SerDes Storage Area Networking Broadband Access SONET/SDH/DWDM     PON Ethernet/GbE/SyncE Fiber Channel Test and Measurement Standard Frequencies, 100fs Maximum - 125.00MHz - 156.25MHz - 150.00MHz - 156.2539MHz - 155.52MHz - 161.1328MHz * See Page 8 for additional developed frequencies. Check with factory for availability of frequencies l d Description CTS Model 638 is a low cost, high performance clock oscillator supporting differential LVPECL or LVDS outputs. Employing the latest IC technology, M638 has excellent stability and low jitter/phase noise performance. Ordering Information Model Output Type 638 P Code P L E V Frequency Stability 3 Frequency Code [MHz] XXX or XXXX Output LVPECL - Pin 1 Enable LVDS - Pin 1 Enable LVPECL - Pin 2 Enable LVDS - Pin 2 Enable Code 6 5 3 2 Code Frequency Product Frequency Code 1 Temperature Range I Stability Supply Voltage 3 Code 2 3 ±20ppm 2 ±25ppm ±50ppm ±100ppm Code Temp. Range -10°C to +60°C A -20°C to +70°C C -40°C to +85°C I Packaging T Voltage +2.5Vdc +3.3Vdc Packing Code 1k pcs./reel T Notes: 1] Refer to document 016-1454-0, Frequency Code Tables. 3-digits for frequencies