10/100Base-TX Module for Multi-Port Applications ELECTRONICS INC. EPF8105S • Recommended for use with Level One LXT974 Chip • For use with Transceiver requiring 2:1 Transmit Turn Ratio • Significantly Improved Common Mode Attenuation • Guaranteed to operate with 8 mA DC Bias at 70°C • Complies with or exceeds IEEE 802.3, 10/100Base-TX Standards Electrical Parameters @ 25° C Insertion Loss (dB Max.) OCL (@ 70°C) 100 KHz, 0.1 Vrms 8 mA DC Bias Return Loss (dB Min.) CMR (dB Min.) Diff. to CMR (dB Min.) 1-60 MHz 80 MHz 100 MHz 1-30 MHz 60 MHz 80 MHz 30-100 MHz 200 MHz 1-60 MHz 200 MHz Cable Side Xmit/Rcv Xmit/Rcv Xmit/Rcv Xmit/Rcv Xmit/Rcv Xmit/Rcv Xmit/Rcv Xmit/Rcv Xmit/Rcv Xmit/Rcv 350 µH -1/-1 -2/-1 -2.5/-1 -18/-18 -12/-12 -10/-10 -30/-20 -15/-15 -40/-25 -30/15 Crosstalk (dB Min.) 60 MHz 100 MHz -40 -30 Isolation : 1500 Vrms • Impedance : 100 Ω • Rise Time : 3.0 nS Max. • • Schematic Transmit Channel Receive Channel 37, 32, 27, 22 4, 9, 14, 19 Chip Side Cable Side Chip Side 36, 31, 26, 21 5, 10, 15, 20 1, 6, 11, 16 40, 35, 30, 25 2, 7, 12, 17 39, 34, 29, 24 3, 8, 13, 18 1:1 Cable Side 38, 33, 28, 23 2CT : 1CT Package 1.120 (28.45) .090 (2.29) .050 (1.27) .085 (2.16) PCA EPF8105S Date Code .480 (12.19) 40 21 .670 Solder Pad Layout (17.02) 1 20 .950 (24.13) .030 (.762) .010/.015 (.254/.381) .260 (6.60) .050 (1.27) .016/.022 (.406/.559) .008/.012 (.203/.305) 0°-8° .035 (.889) .600 (15.24) Unless Otherwise Specified Dimensions are in Inches /mm ± .010 /.25 PCA ELECTRONICS, INC. 16799 SCHOENBORN ST. NORTH HILLS, CA 91343 Product performance is limited to specified parameters. Data is subject to change without prior notice. CSF8105S Rev. B1 5/8/03 TEL: (818) 892-0761 FAX: (818) 894-5791 http://www.pca.com