wm8580a Wolfson Microelectronics plc, wm8580a Datasheet - Page 9

• Manufacturer Part Number: wm8580a
• Description: Multichannel Codec With S/pdif Transceiver
• Manufacturer: Wolfson Microelectronics plc

Production Data
RECOMMENDED OPERATING CONDITIONS
ELECTRICAL CHARACTERISTICS
w
PARAMETER
Digital supply range
Analogue supply range
PLL supply range
Ground
Difference DGND to
AGND/PGND
Note: Digital supply DVDD must never be more than 0.3V greater than AVDD.
Test Conditions
AVDD, PVDD, VREFP = 5V, DVDD = 3.3V, AGND, VREFN = 0V, PGND, DGND = 0V, T
Bit Data, Slave Mode, MCLK, ADCMCLK = 256fs, 1V
PARAMETER
DAC Performance (Load = 10kΩ, 50pF) WM8580AGEFT/V, WM8580AGEFT/RV (+25˚C)
0dBFs Full scale output voltage
Signal to Noise Ratio (See
Terminology 1,2,4)
Dynamic Range (See
Terminology 2,4)
Total Harmonic Distortion
DAC Channel separation
Mute Attenuation
Output Offset Error
AGND, VREFN, DGND.
SYMBOL
SYMBOL
DVDD
AVDD
PVDD
PGND
SNR
DNR
THD
1kHz, 0dB Full Scale @
1kHz, 0dB Full Scale @
1kHz, 0dB Full Scale @
@ fs = 48kHz, AVDD =
@ fs = 96kHz, AVDD =
@ fs = 192kHz, AVDD
A-weighted, -60dB full
1kHz Input, 0dB gain
TEST CONDITIONS
rms
@ fs = 192kHz
@ fs = 192kHz
@ fs = 48kHz
@ fs = 48kHz
@ fs = 96kHz
@ fs = 96kHz
TEST CONDITIONS
Unweighted,
Unweighted,
Unweighted,
A-weighted,
A-weighted,
A-weighted,
A-weighted,
A-weighted,
A-weighted,
fs = 192kHz
Input Signal Level unless otherwise stated.
scale input
fs = 48kHz
fs = 96kHz
= 3.3V
3.3V
3.3V
-6%
MIN
95
95
-0.3
MIN
2.7
2.7
4.5
A
VREFP/5
= +25
1.0 x
TYP
103
100
101
101
103
100
100
-90
-87
-84
99
98
99
98
99
2
TYP
o
0
0
C, 1kHz Signal, fs = 48kHz, 24-
PD, Rev 4.7, March 2009
+6%
MAX
-85
MAX
+0.3
3.6
5.5
5.5
WM8580
UNIT
UNIT
V
mV
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
V
V
V
V
V
rms
9