BOTHHAND FS2028

Bothhand USA. e-mail: sales@bothhandusa.com http://www.bothhandusa.com
10 BASE-T LOW PASS FILTER TRANSMITTER & RECEIVER WITH COMMON CHOKES
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P/N:FS2028 APPLY TO GENERIC IC
Feature
z IEEE 802.3 and IEEE 802.5 compatible.
z Designed to meet AMD AM79C98, AT & T T7220 & NS
DP83922 chip sets requirements.
z Integrated filter and isolation transformers in single 16 Pin
SMD package.
z Low insertion loss characteristics.
z Cost effective designs.
z Operating temperature range: 0°C to +70°C.
z Storage temperature range: -25°C to +125°C.
Electrical Specifications @ 25°C
Part
Number
FS2028
Turns Ratio
HI-POT
CUT-OFF Frequency
(±5%)
TX
RX
1 CT:1.41CT
1CT:1CT
(Vrms)
17 MHz ± 1.5MHz
1500
Continue
Part
Number
Insertion Loss
Attenuation
Return Loss
(dB Max)
(dB Min) TX/RX
(dB Min)
1–10MHz 5-10MHz
FS2028
-1.0/RX
Schematic
-1.2/TX
20MHz
25MHz
30MHz
40MHz
-7/-6
-19/-14
-30/-20
-32/-31
Cross talk
Attenuation
(dB Min)
CMR
(dB Min) TX/RX
5-10MHz
1-10 MHz
30-100MHz
-15
-30
-30/-24
Mechanical
462 Boston St - Topsfield, MA 01983 - Phone: 978-887-8050 - Fax: 978-887-5434
A4(02/09)