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WM8951L датащи(PDF) 4 Page - Wolfson Microelectronics plc

номер детали WM8951L
подробное описание детали  Stereo ADC with Microphone Input and Clock Generator
PDF  42 Pages
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производитель  WOLFSON [Wolfson Microelectronics plc]
домашняя страница  http://www.wolfsonmicro.com
Logo WOLFSON - Wolfson Microelectronics plc

WM8951L датащи(HTML) 4 Page - Wolfson Microelectronics plc

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WM8951L
Production Data
w
PD Rev 4.1 December 2007
4
PIN DESCRIPTION
PIN
NAME
TYPE
DESCRIPTION
1
XTI/MCLK
Digital Input
Crystal Input or Master Clock Input (MCLK)
2
XTO
Digital Output
Crystal Output
3
DCVDD
Supply
Digital Core VDD
4
DGND
Ground
Digital GND
5
DBVDD
Supply
Digital Buffers VDD
6
CLKOUT
Digital Output
Buffered Clock Output
7
BCLK
Digital Input/Output
Digital Audio Bit Clock, Pull Down, (see Note 1)
8
TP1
Test Pin
Connect to ground
9
TP2
Test Pin
Connect to ground in slave mode / Leave floating in master
mode
10
ADCDAT
Digital Output
ADC Digital Audio Data Output
11
ADCLRC
Digital Input/Output
ADC Sample Rate Left/Right Clock, Pull Down (see Note 1)
12
AVDD2
Supply
Analogue VDD
13
DNC
Do Not Connect
Leave this pin floating
14
DNC
Do Not Connect
Leave this pin floating
15
AGND2
Ground
Analogue GND
16
DNC
Do Not Connect
Leave this pin floating
17
DNC
Do Not Connect
Leave this pin floating
18
AVDD
Supply
Analogue VDD
19
AGND
Ground
Analogue GND
20
VMID
Analogue Output
Mid-rail reference decoupling point
21
MICBIAS
Analogue Output
Electret Microphone Bias
22
MICIN
Analogue Input
Microphone Input (AC coupled)
23
RLINEIN
Analogue Input
Right Channel Line Input (AC coupled)
24
LLINEIN
Analogue Input
Left Channel Line Input (AC coupled)
25
MODE
Digital Input
Control Interface Selection, Pull Up (see Note 1)
26
CSB
Digital Input
3-Wire MPU Chip Select/ 2-Wire MPU interface address
selection, active low, Pull up (see Note 1)
27
SDIN
Digital Input/Output
3-Wire MPU Data Input / 2-Wire MPU Data Input
28
SCLK
Digital Input
3-Wire MPU Clock Input / 2-Wire MPU Clock Input
Note:
1.
Pull Up/Down only present when Control Register Interface ACTIVE=0 to conserve power.
2.
It is recommended that the QFN ground paddle should be connected to analogue ground on the application PCB.



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