MH88612 Ver la hoja de datos (PDF) - Mitel Networks

Número de pieza

componentes Descripción

Fabricante

MH88612

Subscriber Line Interface Circuit (SLIC)

Mitel Networks 

Preliminary Information

MH88612

AC Electrical Characteristics

Characteristics

Sym

1 Ringing Voltage (rms)

VRING

2 Ringer Equivalence Number

3 Ring Trip Detect time

4 Input AC Impedance 2-wire

5 Input Impedance at VR

6 Output Impedance at Vx

7 Gain 2-wire to Vx

Gain relative to Gain @ 1kHz

8 Gain VR to 2-wire

Gain relative to Gain @ 1kHz

9 2-wire Return Loss over

300-3400Hz

REN

Zin

10 Transhybrid Loss

THL

Min Typ* Max

17

90

25

3

200

600

100

10

-1.0

+0.1

-1.0

+0.15

20

30

20

30

Units

Vrms

Hz

Test Conditions

Superimposed on VBAT =

-48V

ms

Ω

kΩ

Ω

dB Input 3dBm, 1kHz across

Tip and Ring,

300-3400 Hz

dB (Input 1.0 Vrms 1kHz at VR

ZLoad = 600Ω

dB

300 - 3400 Hz 600Ω

dB Input 0.5 Vrms , 1kHz

across Tip and Ring,

ZLoad = 600Ω

dB Input 0.5 Vrms, 1kHz at VR

ZLoad= 600Ω

11 Longitudinal to Metallic

Balance over 300-3400 Hz

50

55

dB Input 0.5 Vrms

12 Total Harmonic Distortion

THD

at Vx

at Tip and Ring

0.1 1.0

0.1 1.0

% Input 3dBm, 1 kHz

across Tip and Ring,

Input 1.0 Vrms 1kHz at VR

%

13 Common Mode Rejection

CMRR 40

50

Ratio

2-wire to Vx

dB Input 0.5Vrms, 1kHz

14 Idle channel Noise (at Vx)

Nc

12 dBrnC C- Message

15 Power supply rejection ratio PSRR

VDD

26

VEE

26

VBat

26

* Typical figures are at 25°C and are for design aid only.

dB 1 VPP ripple, 1kHz on

dB

VDD/VEE/VBAT, measure at

dB Vx and across Tip and

Ring

2-111

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