MH88422 查看數據表（PDF） - Mitel Networks

零件编号

产品描述 (功能)

生产厂家

MH88422

Data Access Arrangement

Mitel Networks 

Preliminary Information

MH88422

-V

+5v

10H 500Ω

DUT

1 VDD

3 AGND

26

TIP

RLS 24

I=20mA

100uF

+

Vs

Gain = 20 * Log (V(Zin) / Vs)

5 LC/

7 RVLC/

9 NC

11 VX

1uF

13 VR

IC 22

TF 20

470nF

V (Zin)

Zin

TXIN 18

RING 16

100uF

+

NC 14

10H 500Ω

Figure 6 - Test Circuit 3

-V

10H 500Ω

+5v

1 VDD

DUT

26

TIP

I=20mA

100uF Zin

+

3 AGND

RLS 24

5 LC/

IC 22

V1

7 RVLC/

9 IC

11 VX

1uF

13 VR

TF 20

470nF

TXIN 18

RING 16

IC 14

100uF

10H 500Ω +

Return Loss = 20 x Log (V1 / Vs)

300Ω

Vs

300Ω

Figure 7 - Test Circuit 4

2-23

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