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WM8581 데이터시트(PDF) 9 Page - Wolfson Microelectronics plc

부품명 WM8581
상세설명  Multichannel CODEC with S/PDIF Transceiver
PDF  100 Pages
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제조업체  WOLFSON [Wolfson Microelectronics plc]
홈페이지  http://www.wolfsonmicro.com
Logo WOLFSON - Wolfson Microelectronics plc

WM8581 데이터시트(HTML) 9 Page - Wolfson Microelectronics plc

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Production Data
WM8581
w
PD Rev 4.0 April 2007
9
RECOMMENDED OPERATING CONDITIONS
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Digital supply range
DVDD
2.7
3.6
V
Analogue supply range
AVDD
2.7
5.5
V
PLL supply range
PVDD
3.3
5.5
V
Ground
AGND, VREFN, DGND.
PGND
0
V
Difference DGND to
AGND/PGND
-0.3
0
+0.3
V
Note:
Digital supply DVDD must never be more than 0.3V greater than AVDD.
Table 4 Recommended Operating Conditions
ELECTRICAL CHARACTERISTICS
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
DAC Performance (Load = 10k
Ω, 50pF)
0dBFs Full scale output voltage
1.0xVREFP/5
Vrms
A-Weighted
@ fs = 48kHz
95
103
dB
Unweighted,
@ fs = 48kHz
100
dB
Signal to Noise Ratio (See
Terminology note 1,2,4)
SNR
A-Weighted
@ fs = 48kHz, AVDD =
3.3V
99
dB



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