www.DataSheet4U.com T3/DS3/E3/STS-1 TEW5747 is designed to be used as a receive transformer in the following applications on 75 Ω coaxial lines. T3/DS3 E3 STS-1 44.736 MBPS 34.368 MBPS 51.84 MBPS Input Transformer TEW5747 Approved for use with: SSI 78P2362 Return Loss exceeds the requirements of CCITT G.703. MECHANICAL 4 0.40 3 Device 0.40 ALL DIMENSIONS ARE IN INCHES Line 6 1 0.10 DIA O.025 6 5 4 0.30 1 2 3 WHITE DOT GRID 0.10 x 0.10 DRILL .