PCA ELECTRONICS EPE6104
10 Base-T Interface Module
APPLICATIONS
EPE6104● Optimized for National DP83950B Repeater Chip
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● Robust design allows for the toughest soldering processes
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● Complies with or exceeds IEEE 802.3, 10 Base-T Requirements
● Electrical Parameters @ 25° C Cut-off Frequency (MHz) ± 1.0 MHz Xmit 17 Rcv 17 Insertion Loss (dB Max.) 1-10 MHz Xmit -1 Rcv -1
● Return Loss (dB Min.) 5-10 MHz Xmit -15 Rcv -15 @ 20 MHz Xmit -7 Rcv -5 Attenuation (dB Min.) Common Mode Rejection (dB Min.) @ 50-70 MHz Xmit -40 Rcv -35 @ 50 MHz Xmit -50 Rcv -50 @ 100 MHz Xmit -50 Rcv -50 @ 200 MHz Xmit -25 Rcv -25 Crosstalk (dB Min.) @ 25 MHz Xmit -18 Rcv -11 @ 30 MHz Xmit -37 Rcv -15 @ 1-10 MHz Xmit -45 Rcv -45 Isolation : meets or exceeds 802.3 IEEE Requirements
● Characteristic Filter Impedance : 100 Ω
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● Referenced @ 5 MHz
● All Resistors are matched within ± 1%
● Schematic 1 2 332Ω 56Ω LPF 3 4 7 Chip Side UTP Side 56Ω 332Ω 1:1 Transmit Channel 8 100Ω 6 14 7 Chip Side UTP Side 100Ω LPF 1:1 16 Receive Channel 9 100Ω 11 Package A B Pin 1 I.D.