HDSL Line Transformer 6778 • Complaint with Globespan chip sets • Designed to reflect 135Ω line side, 8.4Ω IC side • Extended temperature range -40°C to +85°C MECHANICAL (All dimensions in inches) SUGGESTED PAD LAYOUT SCHEMATIC ELECTRICAL SPECIFICATION @ 25˚C 6778 Turns Ratio ±1% DCR ±10% L L LL @10kHz, 0DC (mH) @10kHz, 100mADC (mH) @100 KHz (µH) 1-4 (Ω) 2-5 (Ω) 9-7 (Ω) 10kHz 2.07 2.07 15.00 1.45 1.45 0.45 4:1 CWW Return Loss Insertion Loss Frequency Response Longitudinal Balance VAC 100kHz (pF MAX) 40kHz500kHz (dB MIN) @100kHz (dB MAX) 40kHz1MHz (dB MAX) 40kHz500kHz (dB MAX) 1,875 65.00 15.00 0.50 ±1.00 55.00 Hipot ISSUE: A 06/01 6778 Part Number An ISO 9001 Registered Company 229 Colonnade Road, Nepean, Ontario, Canada K2E 7K3 Tel: (613) 226-1626 Fax: (613) 226-7124 www.filtran.com