Production Data
WM8580
RECOMMENDED OPERATING CONDITIONS
PARAMETER
SYMBOL
DVDD
TEST CONDITIONS
MIN
2.7
2.7
3.3
TYP
MAX
3.6
UNIT
Digital supply range
Analogue supply range
PLL supply range
Ground
V
V
V
V
AVDD
5.5
PVDD
5.5
AGND, VREFN, DGND.
PGND
0
0
Difference DGND to
AGND/PGND
-0.3
+0.3
V
Note: Digital supply DVDD must never be more than 0.3V greater than AVDD.
ELECTRICAL CHARACTERISTICS
Test Conditions
AVDD, PVDD, VREFP = 5V, DVDD = 3.3V, AGND, VREFN = 0V, PGND, DGND = 0V, TA = +25oC, 1kHz Signal, fs = 48kHz, 24-
Bit Data, Slave Mode, MCLK, ADCMCLK = 256fs, 1Vrms Input Signal Level unless otherwise stated.
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
-6%
95
TYP
MAX
UNIT
Vrms
dB
DAC Performance (Load = 10kΩ, 50pF)
0dBFs Full scale output voltage
1.0 x
VREFP/5
103
+6%
Signal to Noise Ratio (See
Terminology 1,2,4)
SNR
A-weighted,
@ fs = 48kHz
Unweighted,
@ fs = 48kHz
A-weighted,
100
99
dB
dB
@ fs = 48kHz, AVDD =
3.3V
A-weighted,
@ fs = 96kHz
Unweighted,
@ fs = 96kHz
A-weighted,
101
98
dB
dB
dB
99
@ fs = 96kHz, AVDD =
3.3V
A-weighted,
@ fs = 192kHz
Unweighted,
@ fs = 192kHz
A-weighted,
101
98
dB
dB
dB
99
@ fs = 192kHz, AVDD
= 3.3V
Dynamic Range (See
Terminology 2,4)
DNR
THD
A-weighted, -60dB full
scale input
95
103
-90
-87
-84
dB
dB
dB
dB
Total Harmonic Distortion
1kHz, 0dB Full Scale @
fs = 48kHz
-85
1kHz, 0dB Full Scale @
fs = 96kHz
1kHz, 0dB Full Scale @
fs = 192kHz
DAC Channel separation
Mute Attenuation
100
100
2
dB
dB
1kHz Input, 0dB gain
Output Offset Error
mV
PD Rev 4.3 August 2007
9
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WOLFSON [ WOLFSON MICROELECTRONICS PLC ]
