10/100Base-TX Module for
Multi-Port Applications
E L E C T R O N I C S I N C .
EPF8105S
• Recommended for use with Level One LXT974 Chip
• For use with Transceiver requiring 2:1 Transmit Turn Ratio
• Significantly Improved Common Mode Attenuation
• 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
CMR
Diff. to CMR
Crosstalk
OCL
(dB Max.)
(dB Min.)
(dB Min.)
(dB Min.)
(dB Min.)
(@ 70°C)
100 KHz, 0.1 Vrms
8 mA DC Bias
60
1-60
MHz
80
100
1-30
MHz
60
80
30-100
MHz
200
1-60
MHz
200
100
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
Cable Side
Xmit/Rcv Xmit/Rcv Xmit/Rcv Xmit/Rcv Xmit/Rcv Xmit/Rcv Xmit/Rcv Xmit/Rcv Xmit/Rcv Xmit/Rcv
-40
350 µH
-1/-1
-2/-1
-2.5/-1
-18/-18
-12/-12
Impedance : 100 Ω
-10/-10
-30/-20
Rise Time : 3.0 nS Max.
-15/-15
-40/-25
•
-30/15
-30
•
Isolation : 1500 Vrms
•
•
Schematic
Receive Channel
Transmit Channel
40, 35, 30, 25
37, 32, 27, 22
36, 31, 26, 21
1, 6, 11, 16
4, 9, 14, 19
Chip
Side
Cable
Side
Chip
Side
Cable
Side
39, 34, 29, 24
38, 33, 28, 23
2, 7, 12, 17
3, 8, 13, 18
5, 10, 15, 20
1 : 1
2CT : 1CT
Package
1.120
(28.45)
.090
.050
(1.27)
.085
(2.29)
(2.16)
40
21
PCA
.480
.670
(17.02)
Solder Pad Layout
EPF8105S
Date Code
(12.19)
1
20
.950
.030
(24.13)
(.762)
.008/.012
.010/.015
.260
0°-8°
(.203/.305)
(.254/.381)
(6.60)
.050
.016/.022
.035
(1.27)
(.406/.559)
(.889)
.600
(15.24)
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.
CSF8105S Rev. B1 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. ]