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WM8581 датащи(PDF) 13 Page - Wolfson Microelectronics plc

номер детали WM8581
подробное описание детали  Multichannel CODEC with S/PDIF Transceiver
PDF  100 Pages
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производитель  WOLFSON [Wolfson Microelectronics plc]
домашняя страница  http://www.wolfsonmicro.com
Logo WOLFSON - Wolfson Microelectronics plc

WM8581 датащи(HTML) 13 Page - Wolfson Microelectronics plc

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Production Data
WM8581
w
PD Rev 4.0 April 2007
13
Test Conditions
AVDD, PVDD, VREFP = 5V, DVDD = 3.3V, AGND, VREFN = 0V, PGND, DGND = 0V, TA = +25
oC, 1kHz Signal, fs = 48kHz,
24-Bit Data, Slave Mode, MCLK, ADCMCLK = 256fs, 1Vrms Input Signal Level unless otherwise stated.
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX
UNIT
A-Weighted
@ fs = 96kHz, AVDD =
3.3V
A-Weighted
@ fs = 192kHz
97
dB
Unweighted,
@ fs = 192kHz
94
dB
A-Weighted
@ fs = 192kHz, AVDD
= 3.3V
94
dB
1kHz, -1dB Full Scale
@ fs = 48kHz
-87
-80
dB
1kHz, -1dB Full Scale
@ fs = 96kHz
-86
dB
Total Harmonic Distortion
THD
1kHz, -1dB Full Scale
@ fs = 192kHz
-85
dB
Dynamic Range
DNR
-60dB FS
90
100
ADC Channel Separation
1kHz Input
97
dB
Channel Level Matching (See
Terminology note 4)
1KHz Signal
0.1
dB
Channel Phase Deviation
1kHz Signal
0.0001
Degree
Offset Error
HPF On
HPF Off
0
100
LSB
LSB
Digital Logic Levels (CMOS Levels)
Input LOW level
VIL
0.3 x DVDD
V
Input HIGH level
VIH
0.7 x DVDD
V
Input leakage current
-1
±0.2
+1
µA
Input capacitance
5
pF
Output LOW
VOL
IOL=1mA
0.1 x DVDD
V
Output HIGH
VOH
IOH= -1mA
0.9 x DVDD
V
Analogue Reference Levels
Reference voltage
VVMID
VREFP/2 –
50mV
VREFP/2
VREFP/2 +
50mV
V



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