CPF112G Просмотр технического описания (PDF) - YCL Electronics

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CPF112G

Asymmetric Digital Subscriber Line

YCL Electronics  

Product Specification

CPF112G

4.3. Electrical specification : 1

The low pass filter shall satisfy the following parametric limits with a complex impedance ZL

shown in this table across the Line side of this device . The following requirement is

specified for a single splitter.

Splitter parameter

Frequency range

Splitter bandwidth

Nominal voice band

Billing tone

Ringing frequency

ADSL band

Line Impedance ZL

CO impedance ZTc

RT impedance ZTr

Modem impedance

Operation voltage voice band

Nominal signal

Billing tone

Ringing signal

DC voltage

Max. AC voltage

Max. differential

Current voice band

Loop current

DC Resistance

DC Resistance

Isolation resistance tip/ring

Voice –band characteristic

On hook

Insertion loss(Zon / 600 ohm)

Attenuation distortion(relative to

1004Hz)

Electrical requirements

Range

values

30KHz< f< 1104KHz

DC to 3.4KHz

0.3KHz to 3.4KHz

12KHz±80Hz

15.3Hz to 68Hz

30KHz to 1104KHz

220ohm + (820ohm || 115nF)

220ohm + (820ohm || 115nF)

220ohm + (820ohm || 115nF)

100 ohm

25Hz

21mVpp to 5.4 Vpp

10Vpp to 30.2Vpp

100Vrms

45V to 52V

150Vrms with -105VDC offset

320V

<=80mA

With 100VDC

<=50 ohm

>5 Mohm

1004Hz

<1.0 dB Zon = 10Kohm

200Hz<f<2.8KHz

<±1.0 dB

Data sheet subject to change without notice

RDPS-POTS433(R1)12/30/2002

SHEET 5 OF 10

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