AKD4368 データシートの表示（PDF） - Asahi Kasei Microdevices
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AKD4368 Datasheet PDF : 60 Pages
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ASAHI KASEI
[AK4368EG]
ANALOG CHARACTERISTICS
(Ta=25°C; AVDD=PVDD=DVDD=HVDD=2.4V, AVSS=PVSS=DVSS=HVSS=0V; fs=44.1kHz; EXT mode; BOOST
OFF; Slave Mode; Signal Frequency =1kHz; Measurement band width=20Hz ∼ 20kHz; Headphone-Amp: Load
impedance is a serial connection with RL =16Ω and CL=220µF. (Refer to Figure 48); unless otherwise specified)
Parameter
min
typ
Max
Units
DAC Resolution
-
-
24
bit
Headphone-Amp: (HPL/HPR pins) (Note 5)
Analog Output Characteristics
THD+N −3dBFS Output, 2.4V, Po=10mW@16Ω
-
−50
−40
dB
−4.8dBFS Output, 3.3V,
Po=50mW@16Ω HPG bit=”1”
-
−20
-
dB
D-Range −60dBFS Output, A-weighted
82
90
-
dB
−60dBFS Output, A-weighted, 3.3V
-
92
-
dB
S/N
A-weighted, 2.4V
82
90
-
dB
A-weighted, 3.3V
-
92
-
dB
Interchannel Isolation
60
80
-
dB
DC Accuracy
Interchannel Gain Mismatch
Gain Drift
Load Resistance (Note 6)
Load Capacitance
Output Voltage −3dBFS Output (Note 7)
-
0.3
-
200
16
-
-
-
1.01
1.13
0.5
dB
-
ppm/°C
-
Ω
300
pF
1.25
Vpp
−4.8dBFS Output, 3.3V,
Po=50mW@16Ω HPG bit=”1”
-
0.89
-
Vrms
Stereo Line Output: (LOUT/ROUT pins, RL=10kΩ) (Note 8)
Analog Output Characteristics:
THD+N
0dBFS Output
-
−60
−50
dB
S/N
A-weighted
80
87
-
dB
DC Accuracy
Gain Drift
Load Resistance (Note 6)
Load Capacitance
Output Voltage 0dBFS Output (Note 9)
-
200
10
-
-
-
1.32
1.47
-
ppm/°C
-
kΩ
25
pF
1.61
Vpp
Output Volume: (LOUT/ROUT pins)
Step Size
Gain Control Range
1
2
−30
-
3
dB
0
dB
Note 5. DACHL=DACHR bits = “1”, MINHL=MINHR=LINHL=RINHR bits = “0”.
Note 6. AC load.
Note 7. Output voltage is proportional to AVDD voltage. Vout = 0.47 x AVDD(typ)@−3dBFS.
Note 8. DACL=DACR bits = “1”, MINL=MINR=LINL=RINR bits = “0”.
Note 9. Output voltage is proportional to AVDD voltage. Vout = 0.61 x AVDD(typ)@0dBFS.
MS0529-E-00
-8-
2006/07
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