WM8711BL Wolfson Microelectronics, WM8711BL Datasheet - Page 4

• Manufacturer Part Number: WM8711BL
• Description: Ultra-Small Audio DAC
• Manufacturer: Wolfson Microelectronics

WM8711BL
Note:
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PIN DESCRIPTION
1.
2.
Pull Up/Down only present when Control Register Interface ACTIVE=0 to conserve power.
It is recommended that the QFN ground paddle is connected to analogue ground on the application PCB.
PIN
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
1
2
3
4
5
6
7
8
9
XTI/MCLK
RHPOUT
CLKOUT
DACDAT
DACLRC
LHPOUT
RLINEIN
LLINEIN
HPGND
DCVDD
DBVDD
HPVDD
DGND
MODE
ROUT
AVDD
AGND
NAME
BCLK
LOUT
SCLK
VMID
SDIN
XTO
CSB
Digital Input/Output
Digital Input/Output
Digital Input/Output
Analogue Output
Analogue Output
Analogue Output
Analogue Output
Analogue Output
Analogue Input
Analogue Input
Digital Output
Digital Output
Digital Input
Digital Input
Digital Input
Digital Input
Digital Input
Ground
Ground
Ground
Supply
Supply
Supply
Supply
TYPE
Crystal Input or Master Clock Input (MCLK)
Crystal Output
Digital Core VDD
Digital GND
Digital Buffers VDD
Buffered Clock Output
Digital Audio Bit Clock, Pull Down (see Note 1)
DAC Digital Audio Data Input
DAC Sample Rate Left/Right Clock, Pull Down (see Note 1)
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
Right Channel Line Input (AC coupled)
Left Channel Line Input (AC coupled)
Control Interface Selection, Pull up (see Note 1)
3-Wire MPU Chip Select/ 2-Wire MPU interface address
selection, active low, Pull up (see Note 1)
3-Wire MPU Data Input / 2-Wire MPU Data Input
3-Wire MPU Clock Input / 2-Wire MPU Clock Input
DESCRIPTION
PD, Rev 4.1, April 2007
Production Data
4