8240

LAN 10/100 BASE-T Single Port Transformer Modules 8240-8247 • Meets all IEEE 802.3 and ANSI X3.263 standards including 350µH OCL with 8mA bias • IC grade transfer-molded package suitable for reflow soldering temperatures up to 235°C • Applicable with AMD, Kendin Semiconductor and Quality Semiconductor transceivers MECHANICAL AND SCHEMATIC (All dimensions in inches) SUGGESTED PAD LAYOUT SCHEMATIC 1 TRANSMIT 1 2 3 RECEIVE 6 7 8 10 9 11 1 3 2 15 14 16 16 14 15 SCHEMATIC 2 TRANSMIT 10 12 11 RECEIVE 7 5 6 TRANSMIT 16 14 15 RECEIVE 1 3 2 7 5 6 12 10 12 11 NOTE: 8245 incorporates an autotransformer, so there is no connection to the TX transformer center tap. SCHEMATIC 3 ELECTRICAL SPECIFICATIONS @ 25˚C Turns Ratio (±5%) Receive Transmit Insertion Loss 100 kHz - 100 MHz (dB MAX) Return Loss (dB MIN) 30 MHz 60 MHz 80 MHz 30 MHz Crosstalk (dB MIN) 60 MHz 100 MHz Part Number Schematic Hipot (Vrms MIN) 8240 - 8247 8240 8241 8242 8243 8244 8245 8246 8247 1:1 1:1 1:1 1:1 1:1 1:1 1:1 1:1 √2:1 √2:1 √2:1 √2:1 1.25:1 1: √2 √2:1 1:√2 -1.0 -1.0 -1.0 -1.0 -1.0 -2.0 -1.0 -2.0 -16 -16 -16 -16 -16 -18 -16 -16 -12 -12 -12 -12 -12 -12 -12 -11 -10 -10 -10 -10 -10 -11 -10 -10 -45 -45 -45 -45 -45 -45 -45 -45 -38 -38 -38 -38 -38 -38 -38 -38 -34 -34 -34 -34 -34 -34 -34 -34 ISSUE: A 16/11/01 1 2 1 3 1 3 1 3 1500 1500 1500 1500 1500 1500 1500 1500 An ISO 9001 Registered Company 229 Colonnade Road, Nepean, Ontario, Canada K2E 7K3 Tel: (613) 226-1626 Fax: (613) 226-7124 www.filtran.com