WM8594_07 Wolfson Microelectronics Ltd., WM8594_07 Datasheet - Page 8

• Manufacturer Part Number: WM8594_07
• Description: 24-bit 192khz 2vrms Multi-channel Codec
• Manufacturer: Wolfson Microelectronics Ltd.

WM8594
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Test Conditions
AVDD2=9V, AVDD1=DVDD=3.3V, AGND1=AGND2=0V, DGND=0V, T
PARAMETER
Analogue Headphone Outputs
Output signal level (0dB)
Minimum resistance load
Analogue Inputs
Input signal level (0dB)
Input impedance
Extended input impedance
(Note 3)
Input capacitance
DAC Performance
Signal to Noise Ratio
Dynamic Range
Total Harmonic Distortion
Channel Separation
Channel Level Matching
Channel Phase Deviation
Power supply rejection ratio
ADC Performance
Signal to Noise Ratio
Dynamic Range
Total Harmonic Distortion
Channel Separation
Channel Level Matching
Channel Phase Deviation
Power Supply Rejection Ratio
Analogue Bypass Paths
Signal to Noise Ratio
Dynamic Range
Total Harmonic Distortion
2,5
2,5
2,5
4,5
4,5
1,5
1,5
1,5
3,5
3,5
3,5
SYMBOL
PSRR
PSRR
SNR
DNR
SNR
DNR
SNR
DNR
THD
THD
THD
A-weighted, -60dB full
A-weighted, -60dB full
A-weighted, 0dB gain
A-weighted, 0dB gain
TEST CONDITIONS
External resistor =
1kHz, 100mVpp
20Hz to 20kHz,
@ fs = 192kHz
@ fs = 192kHz
1kHz, -1dBFS
1kHz, -1dBFS
@ fs = 48kHz
@ fs = 96kHz
@ fs = 48kHz
@ fs = 96kHz
@ fs = 48kHz
@ fs = 96kHz
@ fs = 48kHz
@ fs = 96kHz
1kHz, 0dBFS
1kHz, 0dBFS
1kHz, 0dBFS
A-weighted
A-weighted
A-weighted
A-weighted
A-weighted
scale input
scale input
100mVpp
R
L
10kΩ
= 32Ω
A
=+25˚C, 1kHz signal, fs=48kHz, MCLK=256fs unless otherwise stated
TBD
TBD
TBD
TBD
TBD
TBD
TBD
MIN
16
10
AVDD1/3.3
AVDD2 / 9
2.0 x
TBD
0.05
TBD
0.05
TBD
TYP
100
100
100
100
100
100
100
100
100
100
-90
-90
-90
0.1
-90
-87
0.1
11
21
50
97
50
90
0.8x
PP Rev 1.0 January 2007
TBD
TBD
TBD
TBD
MAX
12
Product Preview
Degree
Degree
Vrms
Vrms
UNIT
kΩ
kΩ
nF
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
Ω
8