Production Data
WM8716
ELECTRICAL CHARACTERISTICS
TEST CONDITIONS
AVDD, DVDD = 5V, AGND, DGND = 0V, T
A
= +25 C, fs = 48kHz, SCKI = 256fs unless otherwise stated.
PARAMETER
DAC Circuit Specifications
SNR (See Notes 1 and 2)
THD (full-scale)
(See Note 2)
Dynamic range
(See Note 2)
Filter Characteristics (Sharp Roll-off)
Passband
Stopband
Passband ripple
Stopband Attenuation
Delay time
Filter Characteristics (Slow Roll-off)
Passband
Stopband
Passband ripple
Stopband Attenuation
Delay time
Internal Analogue Filter
Bandwidth
Passband edge response
Digital Logic Levels
Input LOW level
Input HIGH level
(See Note 3)
Output LOW level
Output HIGH level
Analogue Output Levels
Output level
Into 10kΩ, full scale 0dB,
(5V supply)
Into 10kΩ, full scale 0dB,
(3.3V supply)
To midrail or AC coupled
(5V supply)
To midrail or AC coupled
(3.3V supply)
5V or 3.3V
1.1
0.72
1
600
100
AVDD/2
0.5
2
V
RMS
V
RMS
kΩ
Ω
pF
V
%FSR
V
IL
V
IH
V
OL
V
OH
I
OL
= 2mA
I
OH
= 2mA
DVDD - 0.3V
2.0
DGND + 0.3V
0.8
V
V
-3dB
20kHz
195
-0.043
kHz
dB
f > 0.732fs
-82
9/fs
±0.001dB
-3dB
0.274fs
0.459fs
±0.001
dB
dB
s
f > 0.5465fs
-82
30/fs
±0.0012
dB
-3dB
0.4535fs
0.491fs
±0.0012
dB
dB
s
dB
0dB FS
-1dB FS
THD @ -60dB FS
105
105
112
-92
-97
112
dB
dB
dB
dB
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX
UNIT
o
Minimum resistance load
Maximum capacitance load
Output DC level
Gain mismatch channel to
channel
Reference Levels
Potential divider resistance
Voltage at VMIDL/VMIDR
POR
POR threshold
AVDD to VMIDL/VMIDR and
VMIDL/VMIDR to AGND
10
AVSS/2
2.5V
kΩ
V
w
PD Rev 4.1September 2006
5
WOLFSON [ WOLFSON MICROELECTRONICS PLC ]
