CPF906G 데이터 시트보기 (PDF) - YCL Electronics

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CPF906G

Asymmetric Digital Subscriber Line

YCL Electronics  

Product Specification

CPF906G

4.2.2. POTS requirement :

Splitter parameter

Electrical requirements

Range

values

Frequency range

Splitter bandwidth

DC to 16KHz

Nominal voice band

0.3KHz to 3.4KHz

Billing tone

16KHz±80Hz

Ringing frequency

22Hz to 28Hz

ADSL band

160KHz to 1104KHz

Line Impedance ZL

220ohm + (820ohm || 115nF)

CO impedance ZTc

220ohm + (820ohm || 115nF)

RT impedance ZTr

220ohm + (820ohm || 115nF)

Modem impedance

160KHz< f< 1104KHz

100 ohm

Operation voltage voice band

Nominal signal

21mVpp to 5.4 Vpp

Billing tone

10Vpp to 30.2Vpp

Ringing signal

40Vrms to 80Vrms(113Vpp to 227

Vpp)

DC voltage

0V to –72V

Max. AC voltage

70Vrms with –72VDC offset voltage

Max. differential

190V

Current voice band

Loop current

<100mA

Transient current(on/off hook)

<400mA

DC Resistance

DC Resistance

<=12.5 ohm

Isolation resistance tip/ring

>5 Mohm

Voice –band characteristic

Splitter parameter

Rang

Modem

Value

Insertion Loss

Return Loss

Stop band attenuation

300HZ<f<3.4KHz

(Refer to 1KHz)

ZADSL

NA

16KHz±1KHz

ZADSL

NA

300KHz<f<3.4KHz ZADSL

138KHz<f<2208KHz ZADSL

<1.0dB

<3.0dB

See note

>55dB

NOTE:

Data sheet subject to change without notice

RDPS-POTS344(R0)04/03/2002

SHEET 6 OF 16

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