PCA EPA2864 25 mbps atm transmit and receive, utp interface Datasheet

25 Mbps ATM Transmit and Receive, UTP Interface
PCA Part Number(s)
EPA2864
Electrical Specifications @ 25°C
Parameter
Frequency
Specification
XMIT
RCV
Unit
Impedance
----
100
Ω
Insertion Loss
0-28 MHz
-0.8
32 MHz
-7.0
dB Max.
dB Min.
44 MHz
-30.0
dB Min.
48 MHz
-38.0
dB Min.
1-17 MHz
-14.0
dB Min.
25 MHz
-8.0
500
dB Min.
----1-64 MHz
-50.0
dB Min.
Return Loss
Isolation
Commom Mode Rejection
Volts
Notes :
Schematic
Isolation
XMFR
&
CMC
Choke
RXA 15
Filter
RX B 16
+
-
9 PR1
10 PR2
12 GND
Isolation
XMFR
&
CMC
Choke
TXA 1
Filter
TXB 2
7 PT1
8 PT2
5 TGND
Surface Mount Package :
.1" Pitch
1.000
PCA
EPA2864
Date Code
.10
.15
.370
.02
.700
.40
.015
Min.
.035
.50
DSA2864 9/30/94
Unless Otherwise Noted
Dimensions in Inches
Tolerances: Fractional = ± 1/32
.XX = ± .030
.XXX = ± .010
.01
QAF-CSO7 7/97
16799 SCHOENBORN ST.
NORTH HILLS, CA 91343
ELECTRONICS
INC.
TEL: (818) 892-0761
FAX: (818) 894-5791
WEB: http://www.pcainc. com
Pin Descriptions for EPA2864
Pin #'s
Symbol
Function / Description
1
TXA
Unipolar Transmit Output Data From Driver IC.
2
TXB
Unipolar Transmit Output Data From Driver IC.
5
TGND
Common return path, transmit side.
7
PT1
Balanced bipolar signal for media connection. (-)
8
PT2
Balanced bipolar signal for media connection. (+)
9
PR1
1/2 of Balanced & Isolated receiver data to the I.C. (+)
10
PR2
1/2 of Balanced & Isolated receiver data to the I.C. (-)
12
AGND
Common return path, receive side.
15
RXA
Balanced bipolar received data from media connector. (+)
16
RXB
Balanced bipolar received data from media connector. (-)
Applications for EPA2864
RX+
RX-
15
9
16
10
EPA2864
1
TX+
7
2
TX-
8
To Dr. Side
reference
points.
Driver I.C.
5
12
Media
Interface
Module
DSA2864-1 9/30/94
Media
Conn.
QAF-CSO7 7/97
16799 SCHOENBORN ST.
NORTH HILLS, CA 91343
ELECTRONICS
INC.
TEL: (818) 892-0761
FAX: (818) 894-5791
WEB: http://www.pcainc. com
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