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參數(shù)資料
| 型號： | M8761ED |
| 廠商： | Wolfson Microelectronics |
| 英文描述： | 24BIT 192KHZ STEREO DAC |
| 中文描述： | 24位192kHz的立體聲DAC |
| 文件頁數(shù)： | 6/20頁 |
| 文件大小： | 223K |
| 代理商： | M8761ED |
WM8761
Production Data
w
PD Rev 4.0 May 2004
6
DC ELECTRICAL CHARACTERISTICS
PARAMETER
Supply range
Ground
Supply current
Supply current
Power down current (note 4)
SYMBOL
VDD
GND
TEST CONDITIONS
VDD = 5V
VDD = 3.3V
VDD=3.3V
MIN
2.7
TYP
0
27
23
0.5
MAX
5.5
UNIT
V
V
mA
mA
mA
ELECTRICAL CHARACTERISTICS
Test Conditions
VDD = 5V, GND = 0V, T
A
= +25
o
C, fs = 48kHz, MCLK = 256fs unless otherwise stated.
PARAMETER
SYMBOL
Digital Logic Levels (TTL Levels)
Input LOW level
V
IL
Input HIGH level
V
IH
Output LOW
V
OL
Output HIGH
V
OH
Analogue Reference Levels
Reference voltage (CAP)
Potential divider resistance
R
CAP
TEST CONDITIONS
MIN
TYP
MAX
UNIT
0.8
V
V
V
V
2.0
I
OL
= 2mA
I
OH
= 2mA
GND + 0.3V
VDD - 0.3V
VDD/2
50k
V
VDD to CAP and CAP
to GND
DAC Output (Load
= 10k
50pF)
0dBFs Full scale output voltage
At DAC outputs
1.0 x
VDD/5
100
V
rms
SNR (Note 1,2,3)
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
94
dB
SNR (Note 1,2,3)
97
dB
SNR (Note 1,2,3)
97
dB
SNR (Note 1,2,3)
95
dB
SNR (Note 1,2,3)
95
dB
SNR (Note 1,2,3)
98
dB
THD (Note 3)
Dynamic Range (Note 2)
-90
100
-85
dB
dB
90
DAC channel separation
93
dB
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