Bothhand USA. e-mail: [email protected] http://www.bothhand.com 10 BASE-T LOW PASS FILTER TRANSMITTER & RECEIVER WITH COMMON CHOKES APPLY TO GENERIC IC P/N:FB2028 DATA SHEET Feature Page : 1/1 l l l l l IEEE 802.3 and IEEE 802.5 compatible. Designed to meet AMD AM79C98, AT & T T7220 & NS DP83922 chip sets requirements. Integrated filter and isolation transformers in single 16 Pin DAP package. Low insertion loss characteristics. Cost effective designs. l Operating temperature range: 0°C to +70°C. l Storage temperature range: -25°C to +125°C. Electrical Specifications @ 25°C Part Turns Ratio (±5%) Number FB2028 HI-POT CUT- OFF Frequency TX RX 1 CT:1.41CT 1CT:1CT (Vrms) 17 MHz ± 1.5MHz 1500 Continue Part Number Insertion Loss (dB Max) 1–10MHz 5-10MHz FB2028 Attenuation -1.0/RX -1.2/TX Schematic Return Loss (dB Min) TX/RX (dB Typ) Cross talk Attenuation (dB Min) CMR (dB Min) TX/RX 20MHz 25MHz 30MHz 40MHz 5-10MHz 1-10 MHz 30- 100MHz -7/-6 -19/-14 -30/-20 -32/-31 -17 -30 -30/-24 Mechanical 462 Boston St - Topsfield, MA 01983 - Phone: 978-887-8050 - Fax: 978-887-5434 A3(02/08)