Bothhand USA. e-mail: [email protected] http://www.bothhandusa.com 10/100 BASE-TX DUAL DIP PORT TRANSFORMER APPLY TO MDIX Page : 1/1 P/N: 20PT1021SX DATA SHEET Feature l l l IEEE 802.3 Ethernet compatible, 100 BASE-TX. 20 PIN DIP Package compatible with popular IC chips. Design for multiport repeater and Ethernet switching Hub application. Customer designs available for specific application. Operating temperature range : 0°C to +70°C. Storage temperature range: -25°C to +125°C. l l l Electrical Specifications @ 25°C Part Turns Ratio OCL(ìH Min) (±5%) @100KHz/0.1Vrms Number TX 20PT1021SX L.L 8mA DC/Bias RX 1CT:1CT 1CT:1CT Cw/w Rise Time (ìH Max) (pF Max) (ns TYP) 0.5 50 2.5 350 DCR HI- POT (TX /RX) (Vrms) (Ù Max) 0.9 1500 Continue Part Number 20PT1021SX Insertion Loss Return Loss Cross talk DCMR (dB Max) (dB Min) (dB Min) (dB Min) 60- 80MHz 0.3-100MHz 0.3-100MHz -12 -38 -40 0.3–100MHz 0.3-30MHz 30-60MHz -1.15 -18 -14 Schematic Mechanical 462 Boston St - Topsfield, MA 01983 - Phone: 978-887-8050 - Fax: 978-887-5434 A7(02/06)