Bothhandusa.com 10/100 BASE–T MAGNETICS MODULES P/N: TST1284B DATA SHEET Feature Designed for long haul gigabit Ethernet 10/100 BASE-T, full duplex applications. Supports 4 pairs of category 5 UTP cable. Cable interface for isolation and low common mode emissions. Compliant with IEEE 802.3ab standard for 10/100 BASE-T. Operating temperature range: 0℃ to +70℃. Storage temperature range: -25℃ to +125℃. Electrical Specifications @ 25°C Part Number TST1284B Turns Ratio Cross talk Attenuation (±5%) (dB Min) HI-POT (Vrms) TX RX 30MHz 60MHz 100MHz 1CT:1CT 1CT:1CT -45 -40 -35 1500 Continue Part Number TST1284B Schematic Insertion Loss Return Loss DCMR (dB Max) (dB Min)@ Load 100Ω (dB Min) 1-100MHz 1-30MHz 40MHz 50MHz -1.0 -18 -14.4 -13.1 60-80MHz 100MHz -12 30MHz 60MHz 100MHz -40 -35 -30 -10 Mechanical 462 Boston St - Topsfield, MA 01983 - Phone: 978-887-8050 - Fax: 978-887-5434