LAN 1000 Base-T Magnetic Modules 6687-6688 • Standard SMD package • Intended for long haul Gigabit Ethernet 100/1000 Base-T Full duplex applications • Supports 4 pairs of category 5 UTP cable • Compliant with IEEE 802.3ab standard for 1000 Base-T MECHANICAL AND SCHEMATIC (All dimensions in inches) SCHEM ATIC SCHEM ATIC 6687 SUGGESTED PAD LAYOUT 0.690 6688 TCT1 1 24 MCT1 TD1 + 2 23 MX1+ TCT1 1 24 MCT1 TD1 + 2 23 MX1 + 22 MX1- 24 X .020 0.550 22 MX1 - TD1 - 3 21 MCT2 TCT2 4 21 MCT2 20 MX2+ TD2+ 5 20 MX2 + TD1 - 3 1 :1 1 :1 668X FD/C 0.480 0.500 0.650 TCT2 4 TD2+ 5 19 MX2- 11 X .050 TD2- 6 24 X 0.030 19 MX2- TD2- 6 TCT3 7 18 MCT3 TD3+ 8 17 MX3 + TD3- 9 1 :1 1 :1 TCT3 7 18 MCT3 TD3+ 8 17 MX3+ 11 X 0.050 0.5508 16 MX3- TD3- 9 16 MX31 :1 1 :1 0.30 MAX 10 15 MCT4 TD4+ 11 14 MX4+ TCT4 0.010 TCT4 10 15 MCT4 TD4+ 11 14 MX4 + 24 X 0.045 13 MX4- TD4- 13 MX4- TD4- 12 12 1 :1 1 :1 Part Number ISSUE: C Insertion Loss (dB Max) Return Loss (dB Min) Differential to Common Mode Rejection ( dB Min) 60-80 MHz 100 MHz 30 MHz 60 MHz 00 MHz Crosstalk (dB Min) 30 Mhz 60 Mhz Hipot (Vrms Min) 1-100 MHz 1-30 MHz 40 MHz 50 MhZ 6687 1.0 -18 -14.4 -13.1 -12 -10 -43 -37 -33 -45 -40 -35 1500 6688 1.0 -18 -14.4 -13.1 -12 -10 -43 -37 -33 -45 -40 -35 1500 10/09/01 6687-6688 ELECTRICAL SPECIFICATION @ 25˚C 00 MHz 229 Colonnade Road, Ottawa, Ontario, Canada K2E 7K3 Tel: (613) 226-1626 Fax: (613) 226-7124 www.filtran.com An ISO 9001 Registered Company