WM8762
Production Data
DC ELECTRICAL CHARACTERISTICS
PARAMETER
Supply range
Ground
Supply current
Supply current
Power down current (note 3)
SYMBOL
VDD
GND
VDD = 5V
VDD = 3.3V
VDD=3.3V
TEST CONDITIONS
MIN
2.7
0
26
20
0.5
TYP
MAX
5.5
UNIT
V
V
mA
mA
mA
ELECTRICAL CHARACTERISTICS
Test Conditions
o
VDD = 5V, GND = 0V, T
A
= +25 C, fs = 48kHz, MCLK = 256fs unless otherwise stated.
PARAMETER
Digital Logic Levels (TTL Levels)
Input LOW level
Input HIGH level
Output LOW
Output HIGH
DAC Output (Load = 10k 50pF)
0dBFS Full scale output voltage
SNR (Note 1,2)
SNR (Note 1,2)
SNR (Note 1,2)
SNR (Note 1,2)
At DAC outputs
A-weighted,
@ fs = 48kHz
A-weighted
@ fs = 96kHz
A-weighted
@ fs = 192kHz
A-weighted,
@ fs = 48kHz
VDD = 3.3V
A-weighted
@ fs = 96kHz
VDD = 3.3V
Non ‘A’ weighted @ fs =
48kHz
1kHz, 0dBFS
1kHz, THD+N @
-60dBFs
Load = 10k, 0dBFS
Load = 10k, 0dBFS,
(VDD = 3.3V)
90
1.2 x
VDD/5
98
95
92
95
V
rms
dB
dB
dB
dB
V
IL
V
IH
V
OL
V
OH
I
OL
= 2mA
I
OH
= 2mA
0.9 x VDD
2
0.10 x VDD
0.8
V
V
V
V
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX
UNIT
SNR (Note 1,2)
95
dB
SNR (Note 1,2)
THD
Dynamic range (Note 2)
Analogue Output Levels
Output level
92
-84
98
dB
dB
dB
1.2
0.79
±1
V
RMS
V
RMS
%FSR
k
k
Gain mismatch
channel-to-channel
Minimum resistance load
To midrail or a.c.
coupled
To midrail or a.c.
coupled
(VDD = 3.3V)
5V or 3.3V
1
1
Maximum capacitance load
Output d.c. level
Power On Reset (POR)
POR threshold
100
VDD/2
2.4
pF
V
V
w
PD, Rev 4.6, November 2011
5
WOLFSON [ WOLFSON MICROELECTRONICS PLC ]
