Filter Module for Token Ring (Twisted Pair) 18 Pin SIL
PCA Part Number(s)
EPA2127A
Electrical Specifications @ 25°C
Parameter
Isolation (Input to Output)
Cut-off Frequency
Return Loss
I/O Impedance
Insertion Loss
Common Mode Rejection
Notes :
1-15 MHz
300 KHz-300 MHz
20
16 MHz
Frequency
Specification
2000 (for 1 Minute)
27
-15
100
1.0
-----
XMIT
RCV
Unit
Vrms
MHz Typ.
dB Min.
Ω
dB Max.
dB Min.
Schematic
1:1
16
TX
15
11
6
LPF
10
7
5
4
1:1
TX
17
RX
18
1
RX
13
LPF
12
2
Package
Response (Typ.)
1.900 Max.
PCA
EPA2127A
Date Code
.250
Max.
.525
Max.
.125/.150
Attenuation (dB)
Frequency VS. Attenuation
10
0
-10
-20
-30
-40
-50
-60
-70
-80
-90
Receive
Transmit
.300
.200 Typ.
2 Plcs
White Dot
Pin 1
.100 Typ.
10 Plcs
.020
.035
Typ.
.30
300
Freq. (MHz)
DSA2127A
Rev. A
10/3/95
QAF-CSO7 8/10/94
Unless Otherwise Noted
Dimensions in Inches
Tolerances: Fractional = ± 1/32
.XX = ± .030
.XXX = ± .010
16799 SCHOENBORN ST.
NORTH HILLS, CA 91343
ELECTRONICS
INC.
TEL: (818) 892-0761
FAX: (818) 894-5791
WEB: http://www.pcainc. com
PCA [ PCA ELECTRONICS INC. ]
