dsa2864 9/30/94 25 mbps atm transmit and receive, utp interface qaf-cso7 7/97 unless otherwise noted dimensions in inches tolerances: fractional = 1/32 .xx = .030 .xxx = .010 tel: (818) 892-0761 fax: (818) 894-5791 web: http://www.pcainc. com e l e c t r o n i c s i n c . 16799 schoenborn st. north hills, ca 91343 schematic rxa 15 12 gnd rx b 16 + - 9 pr1 10 pr2 filter isolation xmfr & cmc choke txa 1 txb 2 5 tgnd 7 pt1 8 pt2 filter isolation xmfr & cmc choke surface mount package : .1" pitch .370 1.000 pca EPA2864 date code .02 .10 .15 .700 .40 .015 min. .035 .50 .01 -30.0 -7.0 -50.0 48 mhz 1-17 mhz 25 mhz db min. db min. db min. 500 db min. db min. impedance ----- -14.0 1-64 mhz volts db min. ? 100 -38.0 rcv xmit specification parameter frequency unit -8.0 insertion loss db max. -0.8 return loss commom mode rejection ---- 0-28 mhz 32 mhz 44 mhz isolation notes : pca part number(s) EPA2864 electrical specifications @ 25c
1 2 5 7 8 9 10 12 15 16 pin #'s symbol function / description pin descriptions for EPA2864 txa txb tgnd pt1 pt2 pr1 pr2 agnd rxa rxb unipolar transmit output data from driver ic. unipolar transmit output data from driver ic. common return path, transmit side. balanced bipolar signal for media connection. (-) balanced bipolar signal for media connection. (+) 1/2 of balanced & isolated receiver data to the i.c. (+) 1/2 of balanced & isolated receiver data to the i.c. (-) common return path, receive side. balanced bipolar received data from media connector. (+) balanced bipolar received data from media connector. (-) applications for EPA2864 9 10 7 8 15 16 EPA2864 1 2 driver i.c. media interface module media conn. 5 12 rx+ rx- tx+ tx- dsa2864-1 9/30/94 qaf-cso7 7/97 to dr. side reference points. tel: (818) 892-0761 fax: (818) 894-5791 web: http://www.pcainc. com e l e c t r o n i c s i n c . 16799 schoenborn st. north hills, ca 91343
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