10/100Base-TX Module for
Quad-Port Applications
ELECTRONICS INC.
EPF8123SP
• Recommended for use with SEEQ 84220 Chip
• Significantly Improved Common Mode Attenuation
• Guaranteed to operate with 8 mA DC Bias at 70°C
• Cable Side Surge, EFT and ESD Protection Included
• Complies with or exceeds IEEE 802.3, 10/100Base-TX Standards
Electrical Parameters @ 25° C
OCL
(µH Min.)
100 KHz, 0.1 Vrms
8 mA DC Bias
Cable Side
350
Insertion Loss
(dB Max.)
1-80
MHz
Xmit/Rcv
-1/-1
•
150
MHz
Xmit/Rcv
-3/-3
1-30
MHz
Xmit/Rcv
-18/-18
Return Loss
(dB Min.)
60
MHz
Xmit/Rcv
-12/-12
100
MHz
Xmit/Rcv
-10/-10
30-100
MHz
Xmit/Rcv
-30/-20
Common Mode Rejection
(dB Min.)
200
MHz
Xmit/Rcv
-20/-15
300
MHz
Xmit/Rcv
-20/-10
500
MHz
Xmit
-10
-30
Crosstalk*
(dB Min.)
1-100
MHz
Isolation
: 1500 Vrms
•
Cable Side Impedance
: 100
Ω
•
Rise Time
: 3.0 nS Max. •
Schematic
Transmit Channel
4, 6, 14, 16
Chip
Side
3, 8, 13, 18
5, 7, 15, 17
1CT : 1CT
38, 33, 28, 23
Receive Channel
1, 9, 11, 19
Chip
Side
2, 10, 12, 20
1:1
40, 32, 30, 22
EFT/ESD/Surge Protection Circuit
39, 31, 29, 21
Cable
Side
37, 35, 27, 25
EFT/ESD/Surge Protection Circuit
36, 34, 26, 24
Cable
Side
1.120
(28.45)
.085
(2.16)
PCA
EPF8123SP
Date Code
Package
.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)
.370
(9.40)
.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.
CSF8123SP
Rev. -
7/29/02
TEL: (818) 892-0761
FAX: (818) 894-5791
http://www.pca.com