MH88422(1995) Просмотр технического описания (PDF) - Mitel Networks

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MH88422
(Rev.:1995)

Line Interface Circuit

Mitel Networks 

MH88422

Preliminary Information

TIP

D1

RING

14

TIP

13

RLS

11

TF

C2 10

TXIN

MH88422

6

VX

7

VR

R2

RVLC 4

9

RING

VDD

3

LC

AGND

1

2

+

C1

+5V

Audio Output

Audio Input

Ring Voltage & Loop

Current Detect Output

Loop Control Input

Notes:

1) C1: 10µF, 6V Tantalum

2) C2:1.8µF, 250V (Normally in master socket)

3) D1:180VDC Foldback Diode, e.g. TISP4180, TISP5180

Figure 7 -Typical Application Circuit showing UK Dummy Ringer Circuit.

0.19 Max (4.8 Max)

0.27 Max

(6.9 Max)

0.063 Max(1.6 Min)

0.08 Typ (2 Typ)

*

0.200+0.010

(5.08+0.25)

0.26+0.015 (6.6+0.4)

0.020 + 0.005

(0.5 + 0.12) 0.10 Typ

(2.54 Typ)

1.42 Max

(36.1 Max)

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0.90 Typ

(22.9 Typ)

0.95 Max

(24.2 Max)

Notes:

1) Not to scale

1

2) Dimensions in inches).

3) (Dimensions in millimetres).

*Dimensions to centre of pin.

Figure 8 - Mechanical Data for 14 Pin DIL Hybrid

2-30

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