XWM8721EDS Ver la hoja de datos (PDF) - Wolfson Microelectronics plc

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componentes Descripción

Fabricante

XWM8721EDS

Internet Audio DAC with Integrated Headphone Driver

Wolfson Microelectronics plc 

WM8721 / WM8721L

PIN DESCRIPTION

20 PIN

SSOP

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

NAME

DBVDD

BCLK

DACDAT

DACLRC

HPVDD

LHPOUT

RHPOUT

HPGND

LOUT

ROUT

AVDD

AGND

VMID

MODE

CSB

16

SDIN

17

SCLK

18

MCLK

19

DCVDD

20

DGND

Production Data

TYPE

DESCRIPTION

Supply

Digital Input/Output

Digital Input

Digital Input/Output

Supply

Analogue Output

Analogue Output

Ground

Analogue Output

Analogue Output

Supply

Ground

Analogue Output

Digital Input

Digital Input

Digital Input/Output

Digital Input

Digital Input

Supply

Ground

Digital Buffers VDD

Digital Audio Port Clock

DAC Digital Audio Data Input

DAC Sample Rate Clock

Headphone VDD

Left Channel Headphone Output

Right Channel Headphone Output

Headphone GND

Left Channel Line Output

Right Channel Line Output

Analogue VDD

Analogue GND

Mid-rail reference decoupling point

Control Interface Selection, Pull up (when ACTIVE not set)

3-Wire MPU Chip Select / 2-Wire MPU interface address

selection, active low, Pull up (when ACTIVE not set)

3-Wire MPU Data Input / 2-Wire MPU Data Input

3-Wire MPU Clock Input / 2-Wire MPU Clock Input

Master Clock Input (MCLK)

Digital Core VDD

Digital GND

w

PD Rev 4.0 November 2004

4

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