Token Ring Transceiver Module EPT7084G ELECTRONICS INC. • Designed for interface with TI380C60 • • Supports both STP and UTP Transmission • • Complies with or exceeds IEEE 802.5 Requirements • Electrical Parameters @ 25° C Impedance (Ω) [Xmit/Rcv] Chip Side 150 Insertion Loss (dB) 1-16 MHz (Max.) Cable Side Xmit 100/150 -.8 Return Loss (dB Min.) 32 MHz 36 MHz (Min.) (Max.) (Min.) (Max.) Rcv Xmit -1 -7 Rcv Xmit Rcv -1 -25 -1 1-6 MHz 6-17 MHz Xmit Rcv -14 Common Mode Rejection (dB Min.) 17-25 MHz Xmit Rcv -23 -12 1 MHz Xmit Rcv Xmit Rcv -8 -17 -45 -45 -20 5-20 MHz 7-100 MHz Xmit Rcv -30 Crosstalk (dB Min.) -30 1-30 MHz 200 MHz Xmit Rcv Xmit Rcv -20 -20 -20 -20 -40 • Isolation: 500Vrms • L1 Inductance: 39µH Min. • Schematic Transmit Filter 1 100Ω 4 17 14 20 13 8 442Ω 2 L1 7 100Ω 0.1µF 150Ω 15 100Ω 100Ω 150Ω 16 9 12 19 10 11 5 6 Package Dimensions A N J Pin 1 I.D. PCA EPT7084G Date Code B Q D M E C K L H PCA ELECTRONICS, INC. 16799 SCHOENBORN ST. NORTH HILLS, CA 91343 P Solder Pad Layout F I Dim. Min. A B C D E F G H I J K L M N P Q 1.05 .570 .290 --.010 --.690 .016 .008 --0° .025 --------- (Inches) Max. Nom. 1.15 .590 .310 --.020 --.710 .022 .012 --8° .045 --------- 1.10 .580 .300 .900 .015 .100 .700 .020 .010 .100 --.035 .030 .100 .055 .740 (Millimeters) Min. Max. Nom. 26.67 14.48 7.37 --.254 --17.53 .406 .203 --0° .635 --------- 29.21 14.99 7.87 --.508 --18.03 .559 .305 --8° 1.14 --------- 27.90 14.73 7.62 22.86 .381 2.54 17.78 .508 .254 2.54 --.889 .762 2.54 1.40 18.80 G CST7084G Rev. 1 1/19/99 Product performance is limited to specific parameters. Data subject to change without prior notice. TEL: (818) 892-0761 FAX: (818) 894-5791 http://www.pca.com