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WM8772 데이터시트(PDF) 7 Page - Wolfson Microelectronics plc

부품명 WM8772
상세설명  24-bit, 192kHz 6-Channel Codec with Volume Control
PDF  73 Pages
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제조업체  WOLFSON [Wolfson Microelectronics plc]
홈페이지  http://www.wolfsonmicro.com
Logo WOLFSON - Wolfson Microelectronics plc

WM8772 데이터시트(HTML) 7 Page - Wolfson Microelectronics plc

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Production Data
WM8772
w
PD Rev 4.2 October 2005
7
PIN DESCRIPTION – 28 LEAD SSOP
PIN
NAME
TYPE
DESCRIPTION
1
MODE
Digital input
Control format selection
0 = Software control
1 = Hardware control
2
MCLK
Digital input
Master clock; 256, 384, 512 or 768fs (fs = word clock frequency)
(combined ADCMCLK and DACMCLK)
3
BCLK
Digital input/output
Audio interface bit clock (combined ADCBCLK and DACBCLK)
4
LRC
Digital input/output
Audio left/right word clock (combined ADCLRC and DACLRC)
5
DVDD
Supply
Digital positive supply
6
DGND
Supply
Digital negative supply
7
DIN1
Digital input
DAC channel 1 data input
8
DIN2
Digital input
DAC channel 2 data input
9
DIN3
Digital input
DAC channel 3 data input
10
DOUT
Digital output
ADC data output
11
ML/I2S
Digital input
Software Mode: Serial interface Latch signal
Hardware Mode: Input Audio Data Format
12
MC/IWL
Digital input
Software Mode: Serial control interface clock
Hardware Mode: Audio data input word length
13
MD/DM
Digital input
Software Mode: Serial interface data
Hardware Mode: De-emphasis selection
14
MUTE
Digital input/output
DAC Zero Flag output or DAC mute input
15
REFADC
Analogue output
ADC reference buffer decoupling pin; 10uF external decoupling
16
VREFN
Supply
ADC and DAC negative supply
17
VREFP
Supply
DAC positive reference supply
18
VMID
Analogue output
Midrail divider decoupling pin; 10uF external decoupling
19
AINR
Analogue input
ADC right input
20
AINL
Analogue input
ADC left input
21
VOUT1L
Analogue output
DAC channel 1 left output
22
VOUT1R
Analogue output
DAC channel 1 right output
23
VOUT2L
Analogue output
DAC channel 2 left output
24
VOUT2R
Analogue output
DAC channel 2 right output
25
VOUT3L
Analogue output
DAC channel 3 left output
26
VOUT3R
Analogue output
DAC channel 3 right output
27
AGND
Supply
Analogue negative supply and substrate connection
28
AVDD
Supply
Analogue positive supply
Note: Digital input pins have Schmitt trigger input buffers.



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