EPT7039GM Datasheet, PDF (1/2 Pages) PCA ELECTRONICS INC. – Token Ring Transceiver Module

ELECTRONICS INC.
Token Ring Transceiver Module
EPT7039GM
• Optimized for Texas Instrument’s TMS83054 •
• Supports both UTP and STP Transmission •
• Overvoltage Protection Circuit •
• Complies with or exceeds IEEE 802.5 Requirements •
Electrical Parameters @ 25° C
Impedance
[Xmit/Rcv]
Chip Side
600/150
1-16
MHz
Insertion Loss
(dB Max.)
32
MHz
36
MHz
44
MHz
Return Loss
(dB Min.)
1-6
MHz
6-17
MHz
17-25
MHz
Common Mode Rejection
(dB Min.)
Crosstalk
(dB Min.)
1-30
MHz
30-100
MHz
100
MHz
200-300
MHz
1-30
MHz
Cable Side Xmit Rcv Xmit Rcv Xmit Rcv Xmit Rcv Xmit Rcv Xmit Rcv Xmit Rcv Xmit Rcv Xmit Rcv Xmit Rcv Xmit Rcv
150/100 -1 -1 -7 -1 -25 -1 -35 -1 -18 -18 -12 -15 -8 -10 -40 -40 -35 -30 -30 -30 -20 -20 -35
Ph- 14
Ph+ 13
Vcc 2 11
Tx+ 12
Tx- 10
Gnd 2 9
Gnd 1 3
Rx+ 2
Vcc 1 1
Rx- 4
PhRet B 5
PhRet A 6
Transmit
Filter
Schematic
15 Ts+
16 Ts-
Common
Mode
Filter
Common
Mode
Filter
17 Tu-
18 Tu+
19 N/C
23 Rs-
22 Rs+
21 Ru+
20 Ru-
Package
A
N
Pin 1
I.D.
PCA
EPT7039GM
B
Q
Pad
Layout
P
Date Code
D
M
E
C
K
J
H
F
L
I
G
Dim.
A
B
C
D
E
F
G
H
I
J
K
L
M
N
P
Q
Dimensions
(Inches)
(Millimeters)
Min. Max. Nom. Min. Max. Nom.
1.290
.575
.300
1.110
.003
.100
.780
.015
.008
.090
0°
.025
1.310
.585
.320
Typ.
.020
Typ.
.800
.021
.012
Typ.
8°
.045
.030
.100
.092
.800
32.77
14.60
7.62
28.19
0.076
2.54
19.81
.381
.203
2.28
0°
.635
33.27
14.86
8.13
Typ.
.508
Typ.
20.32
.533
.305
Typ.
8°
1.14
.762
2.54
2.34
20.32
PCA ELECTRONICS, INC.
16799 SCHOENBORN ST.
NORTH HILLS, CA 91343
CST7039GMa Rev. 10/17/96
Product performance is limited to specified parameters. Data is subject to change without prior notice.
TEL: [phone]
FAX: [phone]
http://www.pca.com