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WM8716SEDS/R 数据表(PDF) 5 Page - Wolfson Microelectronics plc

部件名 WM8716SEDS/R
功能描述  High Performance 24-bit, 192kHz Stereo DAC
PDF  27 Pages
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制造商  WOLFSON [Wolfson Microelectronics plc]
网页  http://www.wolfsonmicro.com
标志 WOLFSON - Wolfson Microelectronics plc

WM8716SEDS/R 数据表(HTML) 5 Page - Wolfson Microelectronics plc

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



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