Token Ring 20 Pin Transceiver Module Features Designed to interface with Texas Instrument's TI380C60 Supports both STP and UTP Transmission IEEE 802.5 Compatible Electrical Specifications @ 25°C EPT7062 PCA Part Number Characteristic Impedance 150 Ω Insertion Loss Transmit 1-16 MHz -0.8 dB Max. 24 MHz -1.7 dB Max. Insertion Loss Receive 1-16 MHz -0.5 dB Max. 24 MHz -0.5 dB Max. 1-20 MHz -70.0 dB Typ. Common Mode Rejection 32 MHz -7.0 dB Min. 100 MHz -45.0 dB Typ. Crosstalk Return Loss Transmit 1-16 MHz -19.0 dB Min. Return Loss Receive 1-16 MHz -15.0 dB Min. 8 MHz -80.0 dB Typ. 16 MHz -75.0 dB Typ. 32 MHz -60.0 dB Typ. Schematic 1 7 8 Transmit Filter 9 10 2 Vcc 3 Gnd 4 5 6 20 14 13 19 12 11 Package .100 .700 PCA EPT7062 Date Code .580 .055 Solder Pad Layout .740 .030 .100 1.100 .015 .300 .035 Leads : .020 x .010 ± .002 QAF-CSO7 8/10/94 DST7062 Rev. B 8/17/95 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