FB2028

Bothhand USA. e -mail: sales@bothhandusa.com 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 l l l l l Page : 1/1 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 Number TX FB2028 1 CT:1.41CT Turns Ratio (±5%) RX 1CT:1CT 17 MHz ± 1.5MHz 1500 CUT- OFF Frequency HI-POT (Vrms) Continue Part Number Insertion Loss (dB Max) 1–10MHz 5-10MHz FB2028 -1.0/RX -1.2/TX 20MHz -7/-6 Attenuation (dB Min) TX/RX 25MHz -19/-14 30MHz -30/-20 40MHz -32/-31 Return Loss (dB Typ) 5-10MHz -17 Cross talk Attenuation (dB Min) 1-10 MHz -30 CMR (dB Min) TX/RX 30- 100MHz -30/-24 Schematic Mechanical 462 Boston St - Topsfield, MA 01983 - Phone: 978-887-8050 - Fax: 978-887-5434 A3(02/08)