10/100Base-TX Module for
Multi-Port Applications
ELECTRONICS INC.
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
OCL
(@ 70°C)
100 KHz, 0.1 Vrms
8 mA DC Bias
Cable Side
350 µH
1-60
MHz
Xmit/Rcv
-1/-1
•
Insertion Loss
(dB Max.)
80
MHz
Xmit/Rcv
-2/-1
100
MHz
Xmit/Rcv
-2.5/-1
1-30
MHz
Xmit/Rcv
-18/-18
Return Loss
(dB Min.)
60
MHz
Xmit/Rcv
-12/-12
80
MHz
Xmit/Rcv
-10/-10
CMR
(dB Min.)
30-100
MHz
Xmit/Rcv
-30/-20
200
MHz
Xmit/Rcv
-15/-15
Diff. to CMR
(dB Min.)
1-60
MHz
Xmit/Rcv
-40/-25
200
MHz
Xmit/Rcv
-30/15
-40
-30
Crosstalk
(dB Min.)
60
MHz
100
MHz
Isolation
: 1500 Vrms
• Impedance
: 100
Ω
•
Rise Time
: 3.0 nS Max. •
Schematic
Receive Channel
4, 9, 14, 19
Chip
Side
5, 10, 15, 20
1:1
36, 31, 26, 21
37, 32, 27, 22
Cable
Side
Chip
Side
1, 6, 11, 16
2, 7, 12, 17
3, 8, 13, 18
Transmit Channel
40, 35, 30, 25
39, 34, 29, 24
38, 33, 28, 23
2CT : 1CT
Cable
Side
Package
1.120
(28.45)
.085
(2.16)
PCA
EPF8105S
Date Code
.050
(1.27)
.090
(2.29)
.480
(12.19)
40
21
.670
Solder Pad Layout
(17.02)
1
20
.950
(24.13)
.010/.015
(.254/.381)
.030
(.762)
.008/.012
(.203/.305)
.260
(6.60)
.050
(1.27)
0°-8°
.016/.022
(.406/.559)
.035
(.889)
.600
(15.24)
Unless Otherwise Specified Dimensions are in Inches /mm ± .010 /.25
PCA ELECTRONICS, INC.
16799 SCHOENBORN ST.
NORTH HILLS, CA 91343
Product performance is limited to specified parameters. Data is subject to change without prior notice.
CSF8105S
Rev. B1
5/8/03
TEL: (818) 892-0761
FAX: (818) 894-5791
http://www.pca.com
PCA [ PCA ELECTRONICS INC. ]
