參數(shù)資料
型號(hào): AK4342EN
廠商: Asahi Kasei Microsystems Co.,Ltd
英文描述: 24-Bit Stereo DAC with HP-AMP & 2V Line-Out
中文描述: 24位立體聲DAC惠普腺苷
文件頁(yè)數(shù): 7/43頁(yè)
文件大小: 580K
代理商: AK4342EN
ASAHI KASEI
[AK4342]
MS0506-E-02
- 7 -
2006/07
ANALOG CHARACTERISTICS
(Ta=25
°
C; AVDD=DVDD=HVDD=PVDD=3.3V, TVDD=1.8V, AVSS=DVSS=HVSS=PVSS=0V; fs=44.1kHz;
Signal Frequency =1kHz; Measurement band width=10Hz
20kHz; Headphone-Amp: R
L
=16
; Line output: R
L
=10k
,
Aux output: R
L
=10k
; Charge Pump Circuit External Capacitance: C1=C2= 2.2
μ
F (see Figure 2); unless otherwise
specified)
Parameter
DAC Resolution
LINEIN:
(LIN/RIN pins)
Analog Input Characteristics:
Maximum Input Voltage (Note 7)
Feedback Resistance
Gain (LIN/RIN pins: External resistor = 20k
) (Note 8)
Vin = 1Vpp
LIN/RIN
HPL/HPR (Note 9)
LIN/RIN
LOUT/ROUT (Note 10)
LIN/RIN
LAUX/RAUX
Headphone-Amp:
(DAC
HPL/HPR pins) (Note 11)
Analog Output Characteristics
THD+N
fs=44.1kHz
0dBFS Output, Po=62.5mW
BW=20kHz
4dBFS Output, Po=25mW
fs=96kHz
0dBFS Output, Po=62.5mW
BW=40kHz
4dBFS Output, Po=25mW
Dynamic Range (
60dBFS Output, A-weighted)
S/N (A-weighted)
Interchannel Isolation
DC Accuracy
Interchannel Gain Mismatch
Gain Drift
Load Resistance
Load Capacitance
Output Voltage (0dBFS Output) (Note 12)
Line Output:
(DAC
LOUT/ROUT pins) (Note 13)
Analog Output Characteristics
THD+N
fs=44.1kHz
0dBFS Output
BW=20kHz
-60dBFS Output
fs=96kHz
0dBFS Output
BW=40kHz
-60dBFS Output
Dynamic Range (
60dBFS Output, A-weighted)
S/N (A-weighted)
Interchannel Isolation
DC Accuracy
Interchannel Gain Mismatch
Gain Drift
Load Resistance
Load Capacitance
(C3 in Figure 3)
Output Voltage
(Note 14)
min
-
typ
-
max
24
Units
bit
-
-
1.98
26
Vpp
k
14
20
1.5
4.5
4.7
1.5
7.5
1.7
4.5
10.5
1.3
dB
dB
dB
-
-
-
-
40
60
40
60
95
95
80
-
dB
dB
dB
dB
dB
dB
dB
50
-
50
-
-
-
87
87
60
-
-
0.2
200
-
-
1.0
1.0
-
-
300
1.1
dB
ppm/
°
C
pF
Vrms
16
-
0.9
-
-
-
-
88
37
88
35
100
100
100
78
-
78
-
-
-
-
dB
dB
dB
dB
dB
dB
dB
92
92
80
-
-
0.2
200
-
-
2.0
0.8
-
-
25
2.2
dB
ppm/
°
C
k
pF
Vrms
10
-
1.8
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