10/100Base-TX Interface Module
for PC Card Applications
E L E C T R O N I C S I N C .
EPF8125S
• Recommended for use with SSI 78Q2120 chips
• Low profile, fully integrated with two channels
• Guaranteed to operate with 8 mA DC bias at 70°C
• Complies with or exceeds IEEE 802.3, 10/100Base-TX Standards
Electrical Parameters @ 25° C
Insertion Loss
Return Loss
Common Mode Rejection
Crosstalk
(dB Min.)
OCL
(dB Max.)
(dB Min.)
(dB Min.)
@ 70°C
Between Channels
100 KHz, 0.1 Vrms
8 mA DC Bias
150
0.1-80
MHz
100
30
60
100
1-30
MHz
100
500
5-10
10-100
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
Cable Side
350 µH
Xmit/Rcv Xmit/Rcv Xmit/Rcv Xmit/Rcv Xmit/Rcv Xmit/Rcv Xmit/Rcv Xmit/Rcv Xmit/Rcv
-1/-1 -1/-1 -3.5/-3.5 -18/-18 -12/-12 -10/-10 -30/-30 -25/-25 -10/-10
Isolation : 1500 Vrms Rise Time : 3.0 nS Max.
-40
-40
•
•
Impedance : 100 Ω
•
•
Schematic
Receive Channel
Transmit Channel
16
1
11
10
6
7
Chip Side
Cable Side
Chip Side
Cable Side
2
3
15
14
1:1
8
9
1:1
Package
.560
(14.22)
.090
(2.29)
.105
.050
(2.67)
(1.27)
PCA
.750
.560
Pad
EPF8125S
Date Code
(19.05)
(14.22)
Layout
Pin 1
I.D.
.030
.350
(.762)
(8.89)
.074/.080
(1.88/2.03)
.003/.005
.008/.013
(.203/.330)
(.076/.127)
0°-8°
.035
(.889)
.017/.022
.048/.052
.685
(.432/.559)
(1.22/1.32)
(17.40)
Non-Cumulative
Coplanarity within .003 Max.
Unless Otherwise Specified Dimensions are in Inches /mm
.010 /.25
Product performance is limited to specified parameters. Data is subject to change without prior notice.
CSF8125S Rev. C1 5/8/03
PCA ELECTRONICS, INC.
16799 SCHOENBORN ST.
NORTH HILLS, CA 91343
TEL: (818) 892-0761
FAX: (818) 894-5791
http://www.pca.com
PCA [ PCA ELECTRONICS INC. ]
