EPT7090

Token Ring Transmitter Module ELECTRONICS INC. EPT7090 • Optimized for Texas Instrument’s TI38054 • • Supports STP Transmission • • Complies with or exceeds IEEE 802.5 Requirements • Electrical Parameters @ 25° C Impedance (Ω ) Insertion Loss ( dB Max. ) ( dB Min. ) 1-6 MHz -14 Return Loss (dB Min.) 6-17 MHz -12 17-25 MHz -8 Common Mode Rejection (dB Min.) 1 5 100 KHz MHz MHz -65 -45 -30 20 MHz -30 70 100 200 MHz MHz MHz -15 -15 -20 Chip Side 1-4 8 16 24 32 36 44 80 MHz MHz MHz MHz MHz MHz MHz MHz 600 Cable Side 150 -.5 -.8 -1 -1.7 -7 -25 -30 -25 Schematic Ph- 6 Ph+ 11 Tx+ 16 15 2 Tx- 1 Xmit Filter Impedance Matching Network CMF 8 Tu7 3 , 14 Pins 4 , 5 , 12 , 13 are Not Connected 10 9 Tu+ Package A J PCA EPT7090 Date Code Dim. A B C D E F G H I J K Min. .980 .440 .340 .700 .020 .100 .500 .018 .010 .150 .120 Dimensions (Inches) Max. Nom. 1.000 .470 .360 Typ. Typ. Typ. .525 .024 Typ. Typ. .150 (Millimeters) Min. Max. Nom. 24.89 11.18 8.64 17.78 .508 2.54 12.70 .457 .254 3.81 3.05 25.40 11.94 9.14 Typ. Typ. Typ. 13.34 .609 Typ. Typ. 3.81 B Pin 1 I.D. D C E I H F K G PCA ELECTRONICS, INC. 16799 SCHOENBORN ST. NORTH HILLS, CA 91343 CST7090a Rev. 1 2/18/97 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