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| Token Ring Transceiver PCA Part Number(s) EPT7081 Electrical Specifications @ 25C Parameter Insertion Loss Attenuation Return Loss Common Mode Rejection Frequency 8 MHz 10 MHz 24 MHz 1-17 MHz 17-25 MHz 5 MHz 20 MHz 70 MHz 1-32 MHz Specification XMIT -0.5 -1.1 -1.9 -14 -8 -40 -40 -30 RCV -0.5 -0.7 -1.3 -20 -10 -40 -40 -30 Unit dB Max. dB Min. dB Min. dB Min. dB Min. dB Min. dB Min. dB Min. dB Min. Crosstalk Impedance -50 (Between Channels) Notes : 1. Optimized for T1380C60 & T1380C30. 2. Supports UTP & STP Transmission cables. 3. IEEE 802.5 compatible. Schematic 10 TX+ Xmit 13 Ts+ 12 Tu+ Filter 8 TX14 Ts16 CHGND 5 Ph+ 6 Ph15 Tu- Rcv 19 Rs+ 1 RX+ 20 Ru+ 3 Ph+ 4 Ph17 Ru2 RX18 Rs16 CHGND Package TOP PCA EPT7081 Date Code 1.115 Max. .350 Max. .600 Max .020 x .010 .100 .150 Max. .010 Typ. .500 DST7081 Rev.- 7/18/96 QAF-CSO7 8/10/94 Unless Otherwise Noted Dimensions in Inches Tolerances: Fractional = 1/32 .XX = .030 .XXX = .010 16799 SCHOENBORN ST. NORTH HILLS, CA 91343 ELECTRONICS INC. TEL: (818) 892-0761 FAX: (818) 894-5791 WEB: http://www.pcainc. com |
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