Sim2 M80 Especificações descarregar pdf (Página 56)

M80 Hardware Design

M80_HD_V1.0 - 56 -

3.10.3. Receiver and speaker interface design

SPK1P

SPK1N

Differential layout

10pF

10pF

33pF

33pF

33pF

Close to speaker

GND

GND

10pF

ESD

ANTI

ESD

ANTI

Module

Figure 28: Receiver interface design of AOUT1

SPK2P

AGND

Differential layout

10pF

33pF

Close to speaker

GND

ESD

ANTI

Module

22uF

Figure 29: Handset interface design of AOUT2

Quectel

Confidential

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Quectel Cellular Engine 1
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