參數(shù)資料
型號: AK4343EN
廠商: Asahi Kasei Microsystems Co.,Ltd
英文描述: Stereo DAC with HP/RCV/SPK-AMP
中文描述: 立體聲DAC惠普/垃圾車/胰腎聯(lián)合移植腺苷
文件頁數(shù): 12/98頁
文件大?。?/td> 851K
代理商: AK4343EN
ASAHI KASEI
[AK4343]
MS0478-E-01
2006/10
- 12 -
Power Consumption for each operation mode
Condtions: Ta=25
°
C; AVDD=DVDD=HVDD=3.3V; AVSS=DVSS=HVSS=0V; fs=44.1kHz, External Slave Mode,
BICK=64fs; 1kHz, 0dBFS input; Headphone & Speaker = No output
Power Management Bit
00H
01H
20H
Mode
P
P
P
P
P
P
P
P
P
P
P
P
P
AVDD
[mA]
DVDD
[mA]
HVDD
[mA]
Total Power
[mW]
All Power-down
DAC
Lineout
DAC
HP
DAC
SPK
LIN2/RIN2
HP
LIN2/RIN2
SPK
MIN
RCV
0
1
1
1
1
1
1
0
0
0
0
0
0
1
0
0
0
1
0
1
0
Table 1. Power Consumption for each operation mode (typ)
0
1
0
0
0
0
1
0
1
1
1
0
0
0
0
0
1
0
1
0
0
0
0
1
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
0
0
0
0
0
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
5.4
3.7
3.7
1.9
1.9
3.1
0
1.8
1.8
1.8
0
0
0
0
0.2
5
11
5
11
0.2
0
24.4
34.7
54.5
22.8
42.6
10.9
FILTER CHARACTERISTICS
(Ta=25
°
C; AVDD, DVDD=2.6
3.6V; HVDD=2.6
5.25V; fs=44.1kHz; DEM=OFF; FIL1=FIL3=EQ=OFF)
Parameter
Symbol
DAC Digital Filter (LPF):
Passband (Note 27)
±
0.1dB
PB
0.7dB
6.0dB
Stopband
SB
Passband Ripple
PR
Stopband Attenuation
SA
Group Delay (Note 28)
GD
DAC Digital Filter (LPF) + SCF:
Frequency Response: 0
20.0kHz
FR
DAC Digital Filter (HPF):
Frequency Response (Note 27)
3.0dB
FR
0.5dB
0.1dB
BOOST Filter:
(Note 29)
MIN
20Hz
FR
100Hz
1kHz
MID
20Hz
FR
100Hz
1kHz
MAX
20Hz
FR
100Hz
1kHz
Note 27. The passband and stopband frequencies scale with fs (system sampling rate).
For example, PB=0.454*fs (@
0.7dB). Each response refers to that of 1kHz.
Note 28. The calculated delay time caused by digital filtering. This time is from setting the 16-bit data of both channels
from the input register to the output of analog signal.
Note 29. These frequency responses scale with fs. If a high-level and low frequency signal is input, the analog output clips
to the full-scale.
min
typ
max
Units
0
-
-
-
19.6
-
-
-
±
0.01
-
-
kHz
kHz
kHz
kHz
dB
dB
1/fs
20.0
22.05
-
-
-
25
25.2
-
59
-
-
±
1.0
-
dB
-
-
-
0.9
2.7
6.0
-
-
-
Hz
Hz
Hz
-
-
-
-
-
-
-
-
-
5.76
2.92
0.02
10.80
6.84
0.13
16.06
10.54
0.37
-
-
-
-
-
-
-
-
-
dB
dB
dB
dB
dB
dB
dB
dB
dB
Frequency Response
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