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WM8721SEDS Datasheet(PDF) 4 Page - Wolfson Microelectronics plc

Part # WM8721SEDS
Description  Internet Audio DAC with Integrated Headphone Driver
Download  37 Pages
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Manufacturer  WOLFSON [Wolfson Microelectronics plc]
Direct Link  http://www.wolfsonmicro.com
Logo WOLFSON - Wolfson Microelectronics plc

WM8721SEDS Datasheet(HTML) 4 Page - Wolfson Microelectronics plc

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WM8721 / WM8721L
Production Data
w
PD Rev 4.0 November 2004
4
PIN DESCRIPTION
20 PIN
SSOP
NAME
TYPE
DESCRIPTION
1
DBVDD
Supply
Digital Buffers VDD
2
BCLK
Digital Input/Output
Digital Audio Port Clock
3
DACDAT
Digital Input
DAC Digital Audio Data Input
4
DACLRC
Digital Input/Output
DAC Sample Rate Clock
5
HPVDD
Supply
Headphone VDD
6
LHPOUT
Analogue Output
Left Channel Headphone Output
7
RHPOUT
Analogue Output
Right Channel Headphone Output
8
HPGND
Ground
Headphone GND
9
LOUT
Analogue Output
Left Channel Line Output
10
ROUT
Analogue Output
Right Channel Line Output
11
AVDD
Supply
Analogue VDD
12
AGND
Ground
Analogue GND
13
VMID
Analogue Output
Mid-rail reference decoupling point
14
MODE
Digital Input
Control Interface Selection, Pull up (when ACTIVE not set)
15
CSB
Digital Input
3-Wire MPU Chip Select / 2-Wire MPU interface address
selection, active low, Pull up (when ACTIVE not set)
16
SDIN
Digital Input/Output
3-Wire MPU Data Input / 2-Wire MPU Data Input
17
SCLK
Digital Input
3-Wire MPU Clock Input / 2-Wire MPU Clock Input
18
MCLK
Digital Input
Master Clock Input (MCLK)
19
DCVDD
Supply
Digital Core VDD
20
DGND
Ground
Digital GND


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