CPF127F Ver la hoja de datos (PDF) - YCL Electronics

Número de pieza

componentes Descripción

Fabricante

CPF127F

Asymmetric Digital Subscriber Line

YCL Electronics  

Product Specification

CPF127F

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

12KHz – 16KHz

Ringing frequency

22Hz to 28Hz

ADSL band

138KHz to 2208KHz

Impedance

600 ohm

Modem impedance

138KHz< f< 2208KHz

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

<80mA

Transient current(on/off hook)

<400mA

DC Resistance

DC Resistance

<=50 ohm

Isolation resistance tip/ring

>5 Mohm

Voice – band characteristic

Splitter parameter

Range

Value

Port

Modem ISDN/POTS Line

Insertion Loss

200HZ<f<4KHz

(Refer to 1KHz)

±1.0 dB ZADSL / NA 600 / Z R

600 / Z R

1KHz

<1.0dB ZADSL / NA 600 / Z R 600 / Z R

Return Loss

300Hz<f<1.6KHz >15 dB

1.6KHz<f<3.4KHz >12 dB ZADSL / NA Z R

ZR

200Hz>f<600Hz <250 µs ZADSL / NA Z R

ZR

Group delay distortion

600Hz>f<3.2KHz <200 µs ZADSL / NA Z R

ZR

3.2KHz>f<4KHz <250 µs ZADSL / NA Z R

ZR

Data sheet subject to change without notice

RDPS-POTS485(R0)03/28/2003

SHEET 6 OF 10

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