10 Base-T Card Bus Module with
Integrated Predistortion Resistors
ELECTRONICS INC.
EPE6138A
• For Card Bus ASIC solutions requiring predistortion •
(similar to AT&T T7240)
• Robust design allows for toughest soldering processes •
• Complies with or exceeds IEEE 802.3, 10 Base-T Requirements •
Electrical Parameters @ 25° C
Cut-off
Frequency
(MHz)
±
1.0
MHz
Xmit
17
Rcv
17
Insertion
Loss *
(dB Max.)
1-10
MHz
Xmit
-1
Rcv
-1
Return
Loss
(dB Min.)
5-10
MHz
Xmit
-18
Rcv
-18
@ 20
MHz
Xmit
-7
Rcv
-5
Attenuation
(dB Min.)
@ 25
MHz
Xmit
-18
Rcv
-11
@ 30
MHz
Xmit
-35
Rcv
-18
@ 40
MHz
Xmit
-35
Rcv
-18
@ 50
MHz
Xmit
-45
Rcv
-40
Common Mode
Rejection
(dB Min.)
@ 100
MHz
Xmit
-35
Rcv
-30
@ 200
MHz
Xmit
-30
Rcv
-25
Crosstalk
(dB Min.)
@ 1-10
MHz
Xmit
-50
Rcv
-50
•
•
Isolation
: meets or exceeds 802.3 IEEE Requirements •
Characteristic Filter Impedance
: 100
ohms
• *Excluding resistor networks
Transmit Channel
68.1Ω
Schematic
3
8
49.9Ω
Receive Channel
12
13
LPF
100Ω
7
287Ω
6
LPF
100Ω
2
49.9Ω
5
4
68.1Ω
1:1
9
10
Media Side
1:1
14
287Ω
Chip Side
1
Chip Side
Media Side
Package
A
J
Pin 1
I.D.
PCA
EPE6138A
Date Code
Dim.
Min.
.780
.510
.074
.600
.003
.100
.650
.016
.010
.100
0°
.030
Dimensions
(Inches)
Max.
.800
.530
.084
Typ.
.010
Typ.
.670
.020
Typ.
Typ.
8°
.050
.030
.200
.085
.700
Nom.
A
B
C
D
E
F
G
H
I
J
K
L
M
N
P
Q
(Millimeters)
Min. Max. Nom.
19.81
12.95
1.88
15.24
.076
2.54
16.51
.406
.254
2.54
0°
.762
20.32
13.46
2.13
Typ.
.254
Typ.
17.02
.508
Typ.
Typ.
8°
1.27
.762
5.08
2.16
17.78
N
B
Q
Pad
Layout
P
D
E
C
M
K
L
I
H
F
G
PCA ELECTRONICS, INC.
16799 SCHOENBORN ST.
NORTH HILLS, CA 91343
CSE6138Aa Rev. B 1/7/97
Product performance is limited to specified parameters. Data is subject to change without prior notice.
TEL: (818) 892-0761
FAX: (818) 894-5791
http://www.pca.com