Dialog UM-DA7202 Manual del usuario - Página 6

Navegue en línea o descargue pdf Manual del usuario para Placa base Dialog UM-DA7202. Dialog UM-DA7202 12 páginas. Speaker driver evaluation board

Imprimir página

DA7202 10 W mono class D amplifier for 2S systems

UM-DA7202 evaluation board

Table 1: Connector summary

Connector

Functionality

Internal VLDO monitoring

VPWR external power

supply connection

AUDIO IN

AUDIO IN (optional input)

AUDIO OUT

PDN_N external power

supply connection

PDN_N status select

TP1 – TP3

Ground reference points

User Manual

CFR0012

Description

VLDO (No external connection needed)

Pin 1 = GND

Pin 2 = LDO output

VPWR

Pin 1 = 0 V/GND

Pin 2 = +4.5 V to +10.0 V

Differential line input via 3-pole, 3.5 mm jack socket

Ring = IN+

Tip = IN-

Sleeve = GND

Differential line input connection points accessible via the

underside of the board or by removing J3

Pin 1 = 0 V/GND

Pin 2 = IN+

Pin 3 = IN-

Class D output

Pin 1 = OUT+

Pin 2 = OUT-

PDN_N

Pin 1 = GND

Pin 2 = +1.3 V to +5.5 V

Open = DA7202 Power Up (weak pull up to voltage on J6)

(Default)

Short = DA7202 Power Down

Ground

Revision 2.0

6 of 12

28-Mar-16