4-Port 10Base-T Interface Module with
Enhanced Common Mode Attenuation
E L E C T R O N I C S I N C .
EPE6243S
• Optimized for LSI L64381 Chip
• Robust construction allows for solder reflow processes
• Complies with or exceeds IEEE 802.3, 10Base-T Standards
Electrical Parameters @ 25° C
Insertion
Loss †
Return
Loss
Attenuation
Common Mode
Rejection
Crosstalk
(dB Min.)
Cut-Off
Frequency
(MHz)
(dB Min.)
(dB Max.) (dB Min.)
(dB Min.)
@ 10 MHz
Xmit/Rcv
-45/-30
1.0/ 1.5 1-10 MHz 5-10 MHz @ 20 MHz @ 25 MHz @ 30 MHz @ 5 MHz
@ 50 MHz @ 100 MHz @ 200 MHz 1-10 MHz
Xmit/Rcv
Xmit/Rcv
Xmit/Rcv
Xmit/Rcv
Xmit/Rcv
-30/-30
Xmit/Rcv Xmit/Rcv
-6/-6.5 -15/-15
Xmit/Rcv Xmit/Rcv
-16/-11 -27/-16
Xmit/Rcv
-30/-38
Xmit/Rcv
-25/-27
17/19.5
-8/-6
-50/-32
-40/-30
•
Optimized design to give 3 nS Group Delay Difference over 5 MHz-10 MHz
•
† Resistor Network Included •
Schematic
Transmit Channel
Receive Channel
9,13,
3,6,
TXP+
RXD+
19,23
28,31
390Ω
63Ω
50,46,
42,38
48,44,
49.9Ω
10,14,
RX+
TXP-
TX-
40,36
20,24
5,8,
LPF
LPF
CT
27,30
49.9Ω
49,45,
41,37
11,15,
21,25
47,43,
39,35
TXD+
TXD-
RX-
TX+
1:1
1:1
63Ω
12,16,
4,7,
RXD-
22,26
29,32
390Ω
1,2,
17,18
33,34
R Gnd
X Gnd
Package
.750
1.100
(19.05)
(27.94)
.080
C
.750
(2.03)
L
(19.05)
50
35
1.100
(27.94)
PCA
EPE6243S
Date Code
1
34
C
1.00
L
.400
(10.16)
25.40)
3.25
.075
(8.26)
(1.91)
26
10
.050
(1.27)
1.00
.090
.025
(.635)
.050
(1.27)
(46 Plcs)
25.40)
(2.29)
1.150
(29.21)
.033/.020
.008/.012
(.230/.305)
.275
(6.99)
(.076/.508)
0°-8°
1.150
.045
(1.43)
(29.21)
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.
CSE6243S Rev. 1 5/6/03
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. ]
