EPT7079GM

Miniature Token Ring Transceiver Module ELECTRONICS INC. EPT7079GM • Optimized for 120Ω • • Recommended for UTP or STP Transmission • • Complies with or exceeds IEEE 802.5 Requirements • Electrical Parameters @ 25° C Impedance (Ω) [Xmit/Rcv] Chip Side 1-16 MHz Max. 120 Insertion Loss (dB) 24MHz Max. 36 MHz Min. 44 MHz Min. 1-6 MHz Return Loss (dB Min.) 6-17 MHz 17-25 MHz Common Mode Rejection (dB Min.) 1-24 MHz 130 MHz 300 MHz Crosstalk (dB Min.) 1-16 MHz 24 MHz Cable Side Xmit Rcv Xmit Rcv Xmit Rcv Xmit Rcv Xmit Rcv Xmit Rcv Xmit Rcv Xmit Rcv Xmit Rcv Xmit Rcv 120 -.8 -.8 -1.7 -1.7 -10 -10 -20 -20 -16 -16 -16 -16 -8 -8 -45 -45 -25 -25 -20 -20 -50 -40 Schematic Transmit 1 3 5 4 8 2 15 7 Filter 12 16 10 14 Filter 13 9 Receive Package A J Pin 1 I.D. PCA EPT7079GM Date Code Dim. Min. .880 .365 .360 --.010 --.490 .018 .008 --0° .025 --------- Dimensions (Inches) Max. Nom. .900 .385 .370 --.020 --.510 .022 .012 --8° .045 --------.890 .375 .365 .700 .015 .100 .500 .020 .010 .095 --.035 .040 .100 .055 .540 (Millimeters) Min. Max. Nom. 22.35 9.27 9.14 --.254 --12.45 .457 .203 --0° .635 --------22.86 9.78 9.39 --.508 --12.95 .559 .305 --8° 1.14 --------22.61 9.52 9.27 17.78 .381 2.54 12.70 .508 .254 2.41 --.889 1.02 2.54 1.40 13.72 N B Q Pad Layout P D E M C K L I A B C D E F G H I J K L M N P Q H F G PCA ELECTRONICS, INC. 16799 SCHOENBORN ST. NORTH HILLS, CA 91343 CST7079GM Rev. B 5/21/99 Product performance is limited to specified parameters. Data is subject to change without prior notice. TEL: (818) 892-0761 FAX: (818) 894-5791 http://www.pca.com