參數(shù)資料
型號: AK4683
廠商: Asahi Kasei Microsystems Co.,Ltd
元件分類: Codec
英文描述: Asynchronous Multi-Channel Audio CODEC with DIR/T
中文描述: 異步多聲道音頻編解碼器署長/噸
文件頁數(shù): 8/82頁
文件大?。?/td> 1257K
代理商: AK4683
ASAHI KASEI
[AK4683]
MS0427-E-01
2005/11
- 8 -
ANALOG CHARACTERISTICS
(Ta=25
°
C; AVDD1, AVDD2, HVDD, DVDD, PVDD, TVDD=5V; AVSS1, AVSS2, HVSS, DVSS, PVSS=0V;
fs=48kHz; BICK=64fs; Signal Frequency=1kHz; 24bit Data; Measurement Frequency=20Hz
20kHz at fs=48kHz,
20Hz~40kHz at fs=96kHz; 20Hz~40kHz at fs=192kHz, all blocks are synchronized, unless otherwise specified)
Parameter
Pre-Amp Characteristics:
Feedback Resistance
S/(N+D) (Note 5)
S/N (A-weighted) (Note 5)
Load Capacitance
ADC Analog Input Characteristics
(note 6)
Resolution
S/(N+D) (-0.5dBFS)
fs=48kHz
fs=96kHz
DR (-60dBFS)
fs=48kHz, A-weighted
fs=96kHz
fs=96kHz, A-weighted
S/N (Note 7)
fs=48kHz, A-weighted
fs=96kHz
fs=96kHz, A-weighted
Interchannel Isolation (Note 8)
Interchannel Gain Mismatch
Gain Drift
Input Voltage (note 6)
AIN=1.22xAVDD1
Power Supply Rejection (Note 9)
DAC Analog Output Characteristics
Resolution
S/(N+D)
fs=48kHz
fs=96kHz
fs=192kHz
DR (-60dBFS)
fs=48kHz, A-weighted
fs=96kHz
fs=96kHz, A-weighted
fs=192kHz
fs=192kHz, A-weighted
S/N (Note 10)
fs=48kHz, A-weighted
fs=96kHz
fs=96kHz, A-weighted
fs=192kHz
fs=192kHz, A-weighted
Interchannel Isolation
Interchannel Gain Mismatch
Gain Drift
Output Voltage AOUT=0.6xAVDD2
Load Resistance (AC Load)
Load Capacitance
Power Supply Rejection (Note 9)
min
typ
max
Units
10
-
-
50
20
k
dB
dB
pF
100
108
24
Bits
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
ppm/
°
C
Vpp
dB
84
-
92
-
-
92
-
-
90
5.7
92
86
100
96
100
100
96
100
105
0.2
50
6.1
50
0.5
-
6.5
24
Bits
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
ppm/
°
C
Vpp
k
pF
dB
80
-
-
95
-
-
-
-
95
-
-
-
-
90
2.75
5
90
88
88
106
100
106
100
106
106
100
106
100
106
110
0.2
50
3.0
50
0.5
-
3.25
30
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