10/100Base-TX Module for
Quad-Port Applications
E L E C T R O N I C S I N C .
EPF8124S
• Recommended for use with SEEQ 84220 Chip
• Designed for Dual Stacked RJ-45 Connector
• 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
Common Mode Rejection
Crosstalk
OCL
(dB Max.)
(dB Min.)
(dB Min.)
(dB Min.)
@ 70°C
100 KHz, 0.1 Vrms
8 mA DC Bias
1-100
MHz
150
1-30
MHz
60
100
30-100
MHz
200
300
500
1-100
MHz
MHz
MHz
MHz
MHz
MHz
MHz
Media Side
Xmit/Rcv
-1/-1
Xmit/Rcv
Xmit/Rcv
Xmit/Rcv
Xmit/Rcv
Xmit/Rcv
Xmit/Rcv
Xmit/Rcv
Xmit/Rcv
-10/---
350 µH
-3/-3
-18/-18
-12/-12
-10/-10
-30/-20
-20/-20
-20/-10
-30
•
Isolation : 1500 Vrms
•
Impedance : 100 Ω
•
Rise Time : 3.0 nS Max. •
Schematic
Receive Channel
Transmit Channel
3, 6, 13, 16
4, 7, 14, 17
5, 8, 15, 18
1, 9, 11, 19
40, 35, 30, 25
39, 34, 29, 24
38, 33, 28, 23
37, 32, 27, 22
36, 31, 26, 21
Chip
Side
Media
Side
Chip
Side
Media
Side
2, 10, 12, 20
1 : 1
1CT : 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
EPF8124S
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.
CSF8124S Rev. 2 7/29/02
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. ]
