MH88625 Ver la hoja de datos (PDF) - Mitel Networks

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componentes Descripción

Fabricante

MH88625

DID/OPS Subscriber line interface circuit (SLIC) for on/off premise PBX line cards, DID line cards and central office cards.

Mitel Networks 

MH88625

Preliminary Information

Absolute Maximum Ratings*

Parameter

1 Supply Voltage

Sym

VBat

VDD

-VEE

Min

+0.3

-0.3

+0.3

Max

65

6

6

Units

V

V

V

Comments

With respect LGND

2 Storage Temperature

TS -40 +125 °C

* Exceeding these values may cause permanent damage. Functional operation under these conditions is not implied.

Recommended Operating Conditions

Parameter

1 Supply Voltage

Sym

VBat

VDD

VEE

Min

-44

4.75

-4.75

Typ*

-48

+5.0

-5.0

Max

-60

5.25

-5.25

Units

V

V

V

2 Operating Temperature

TOP

20

0

* Typical figures are at 25° C with nominal + 5V supplies for design aid only.

70

°C

Comments

DC Electrical Characteristics‡

Characteristics

Sym Min Typ* Max Units

1

Operating Loop Current

ILoop

45

mA

ILoop

16

mA

Var in loop current from nominal ILoop

30

mA

ILoop

+4

mA

2

Operating Currents

IBat

32

mA

IBat

2

mA

IDD

25

mA

IEE

25

mA

3

Power Dissipation

PD0

2

W

PD1

300

mW

4 SHK Low Level Output Voltage

UD High Level Output Voltage

VOL

VOH

3.7

0.5

V

V

5 ESE Low Level Input Voltage

NS High Level Input Voltage

VIL

VIH

2.4

0.8

V

V

6 ESE High Level Input Current

IIH

NS Low Level Input Current

IIL

20

µA

20

µA

‡ DC Electrical Characteristics are over recommended operating conditions unless otherwise stated.

* Typical figures are at 25°C with nominal +5V supplies and are for design aid only.

Test Conditions

RLoop=0Ω

2300Ω VBat =-48V

RLoop=0Ω, LCA -

GND

RLoop =0 (Off-Hook),

LCA=GND

RLoop = open (On-

Hook)

On-Hook or Off-Hook

On-Hook or Off-Hook

Active

Standby/Idle

IOL = 400µA

IOH= 40µA

VIH=5.0V

VIL=0.0V

2-186

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