EPT7045GM

www.DataSheet4U.com Token Ring Transceiver Module ELECTRONICS INC. EPT7045GM Optimized for Texas Instrument’s TMS38054 Supports both UTP and STP Transmission Overvoltage Protection Circuit Complies with or exceeds IEEE 802.5 Requirements Electrical Parameters @ 25° C Impedance [Xmit/Rcv] Chip Side 600/150 1-16 MHz Insertion Loss (dB Max.) 32 MHz 36 MHz 44 MHz 1-6 MHz Return Loss (dB Min.) 6-17 MHz 17-25 MHz 1-30 MHz Common Mode Rejection (dB Min.) 30-100 MHz 100 MHz 200-300 MHz Rcv -20 -35 Crosstalk (dB Min.) 1-30 MHz Cable Side Xmit Rcv Xmit Rcv Xmit Rcv Xmit Rcv Xmit Rcv Xmit 150/100 -.8 -.8 -7 -1 -25 -1 -35 -1 -15 -20 -15 Rcv Xmit -20 -10 Rcv Xmit Rcv Xmit Rcv Xmit Rcv Xmit -15 -70 -70 -35 -30 -45 -45 -20 Schematic PhPh+ Tx+ Vcc 2 13 14 12 11 .1µF 15 Ts+ Impedance Xmit Matching Filter DataSheet4U.com Network Tx- 10 Gnd 2 9 Gnd 1 3 Rx+ 2 16 Ts- DataShee CMF 17 Tu18 Tu+ 19 Ch Gnd 23 Rs22 Rs+ .1µF Vcc 1 1 CMF 21 Ru+ 20 Ru- Rx- 4 PhRet B 5 PhRet A 6 Package A N Dim. Pin 1 I.D. PCA EPT7045GM Date Code B Q Pad Layout P A B C D E F G H I J K L M N P Q Min. 1.290 .575 .300 1.110 .003 .100 .780 .015 .008 .090 0° .025 Dimensions (Inches) Max. Nom. 1.310 .585 .320 Typ. .020 Typ. .800 .021 .012 Typ. 8° .045 .030 .100 .092 .800 (Millimeters) Min. Max. Nom. 32.77 14.60 7.62 28.19 0.076 2.54 19.81 .381 .203 2.28 0° .635 33.27 14.86 8.13 Typ. .508 Typ. 20.32 .533 .305 Typ. 8° 1.14 .762 2.54 2.34 20.32 D E M C J H F K L G I DataSheet4U.com PCA ELECTRO...