Bothhand US A
.
e-mail: sales@bothhandusa.com
http://www.bothhand.com
P/N:FS2028 APPLY TO GENERIC IC
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10 BASE-T LOW PASS FILTER TRANSMITTER & RECEIVER WITH COMMON CHOKES
Feature
!
IEEE 802.3 and IEEE 802.5 compatible.
!
Designed to meet AMD AM79C98, AT & T T7220 & NS
DP83922 chip sets requirements.
!
Integrated filter and isolation transformers in single 16 Pin
SMD package.
!
Low insertion loss characteristics.
!
Cost effective designs.
Electrical Specifications @ 25擄C
Part
Number
TX
FS2028
1 CT:1.41CT
Turns Ratio
(鹵5%)
RX
1CT:1CT
17 MHz 鹵 1.5MHz
1500
CUT-OFF Frequency
Voltage Isolation
(Vrms)
Continue
Part
Number
Insertion Loss
(dB Max.)
1鈥?0MHz 5-10MHz
FS2028
-1.0/TX
-1.2/RX
20MHz
-7/-6
Attenuation
TX/RX(dB Min)
25MHz
-19/-14
30MHz
-30/-20
40MHz
-32/-31
Return Loss
(dB Typ)
5-10MHz
-17
Cross talk
Attenuation
(dB Min)
1-10 MHz
-30
Common Mode
Rejection
TX/RX(dB Min)
30-100MHz
-30/-24
Schematic
Mechanica
l
462 Boston St - Topsfield, MA 01983 - Phone: 978-887-8050 - Fax: 978-887-5434
A0(12/01)
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