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WM8720EDS/R Scheda tecnica(PDF) 3 Page - Wolfson Microelectronics plc

Il numero della parte WM8720EDS/R
Spiegazioni elettronici  24-bit, 96kHz Stereo DAC with Volume Control
PDF  17 Pages
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Produttore elettronici  WOLFSON [Wolfson Microelectronics plc]
Homepage  http://www.wolfsonmicro.com
Logo WOLFSON - Wolfson Microelectronics plc

WM8720EDS/R Scheda tecnica(HTML) 3 Page - Wolfson Microelectronics plc

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WM8720
Production Data
w
PD Rev 4.0. February 2005
3
PIN DESCRIPTION
PIN
NAME
TYPE
DESCRIPTION
1
PWDN
Digital input
Powerdown control; low is ON, high is POWER OFF. Internal pull-down.
2
SCKI
Digital input
System clock input (256 or 384fs).
3
TEST
Digital output
Reserved.
4
ML/I2S
Digital input
Latch enable (software mode) or input format selection (hardware mode).
Internal pull-up.
5
MC/IWL
Digital input
Serial control data clock input (software mode) or input word length
selection (hardware mode). Internal pull-up.
6
MD/DM
Digital input
Serial control data input (software mode) or de-emphasis selection
(hardware mode). Internal pull-up.
7
RSTB
Digital input
Reset input – active low. Internal pull-up.
8
ZERO
Digital output
Infinite zero detect – active low. Open drain type output with active
pull-down.
9
VOUTR
Analogue output
Right channel DAC output.
10
AGND
Supply
Analogue ground supply.
11
AVDD
Supply
Analogue positive supply.
12
VOUTL
Analogue output
Left channel DAC output.
13
CAP
Analogue output
Analogue internal reference.
14
BCKIN
Digital input
Audio data bit clock input.
15
DIN
Digital input
Serial audio data input.
16
LRCIN
Digital input
Sample rate clock input.
17
MUTE
Digital IO
Mute control pin, input or automute output.
Low is not mute, high is mute, Z is automute.
18
MODE
Digital input
Mode select pin. Low is software mode, high is hardware control.
Internal pull-down.
19
DVDD
Supply
Digital positive supply.
20
DGND
Supply
Digital ground supply.
Note:
Digital input pins have Schmitt trigger input buffers.



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