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WM8580 Datasheet(PDF) 9 Page - Wolfson Microelectronics plc

Part # WM8580
Description  Multichannel CODEC with S/PDIF Transceiver
Download  92 Pages
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Manufacturer  WOLFSON [Wolfson Microelectronics plc]
Direct Link  http://www.wolfsonmicro.com
Logo WOLFSON - Wolfson Microelectronics plc

WM8580 Datasheet(HTML) 9 Page - Wolfson Microelectronics plc

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Production Data
WM8580
w
PD Rev 4.0 February 2007
9
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
1kHz 100mVp-p
50
dB
Power Supply Rejection Ratio
PSRR
20Hz to 20kHz
100mVp-p
45
dB
ADC Performance
Full Scale Input Signal Level (for
ADC 0dB Input)
1.0 x
VREFP/5
Vrms
Input resistance
20
kΩ
Input capacitance
10
pF
A-weighted,
@ fs = 48kHz
90
100
dB
Unweighted,
@ fs = 48kHz
97
dB
A-weighted,
@ fs = 48kHz, AVDD =
3.3V
97
dB
A-weighted,
@ fs = 96kHz
97
dB
Unweighted,
@ fs = 96kHz
94
dB
A-weighted,
@ fs = 96kHz, AVDD =
3.3V
94
dB
A-weighted,
@ fs = 192kHz
97
dB
Unweighted,
@ fs = 192kHz
94
dB
Signal to Noise Ratio (Note
1,2,4)
SNR
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
100
dB
Channel Level Matching (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
1kHz 100mVpp
50
dB
Power Supply Rejection Ratio
PSRR
20Hz to 20kHz
100mVpp
45
dB
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


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