CPF104IG 데이터 시트보기 (PDF) - YCL Electronics

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CPF104IG

ISDN Filter for ADSL

YCL Electronics  

Product Specification

4.2. Electrical Specification :

4.2.1. General requirement :

CPF104IG

Splitter parameter

Electrical requirements

Range

values

ISDN band(3dB bandwidth)

DC to 80KHz

Nominal impedance

for ISDN

135 ohm

Nominal impedance

for POTS

600 ohm

Current voice band

Loop current

100mA

DC resistance

DC resistance

<=12.5 ohm

DC resistance tip to ground

>5 M ohm

Low Pass Filter Passband requirements between ISDN port and Line port

Insertion loss

1KHz to 40KHz

40KHz to 80KHz

<0.8 dB

<2 dB

Low Pass Filter stopband requirements between ISDN port and Line port

Attenuation

150KHz to 1104KHz

>65 dB

Return Loss requirements for Low Pass Filter on the ISDN port

Return loss

4KHz to 40KHz

40KHz to 80KHz

>16 dB

>14 dB

Low Pass Filter Passband requirements between POTS port and Line port

Insertion loss

200Hz to 3600Hz

< 1dB

Return Loss requirements for Low Pass Filter on the POTS port

Return loss

300Hz to 2KHz

2.1KHz to 3.4KHz

>14 dB

>11 dB

High Pass Filter Passband Loss requirement between ADSL port and Line port

Insertion loss

120KHz to 170KHz

170KHz to 1104KHz

<3 dB (100ohm)

<1 dB (100ohm)

Data sheet subject to change without notice

RDPS-POTS434(R0)10/16/2002

SHEET 5 OF 11

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