參數(shù)資料
型號(hào): AK4420ET
廠(chǎng)商: ASAHI KASEI POWER DEVICES CORP
元件分類(lèi): DAC
英文描述: 192kHz 24-Bit Stereo ツヒ DAC with 2Vrms Output
中文描述: SERIAL INPUT LOADING, 24-BIT DAC, PDSO16
封裝: 6.40 X 5 MM, 0.65 MM PITCH, LEAD FREE, PLASTIC, TSSOP-16
文件頁(yè)數(shù): 6/19頁(yè)
文件大小: 373K
代理商: AK4420ET
[AK4420]
FILTER CHARACTERISTICS
(Ta = 25
°
C; VDD=CVDD = +4.5
+5.5V; fs = 44.1 kHz)
Parameter
Digital filter
Passband
±
0.05dB (
Note 11
)
–6.0dB
Stopband (
Note 11
)
Passband Ripple
Stopband Attenuation
Group Delay (
Note 12
)
Digital Filter + LPF
Frequency Response
80.0kHz
Note 11. The passband and stopband frequencies scale with fs(system sampling rate).
For example, PB=0.4535×fs (@
±
0.05dB), SB=0.546×fs.
Note 12. Calculated delay time caused by digital filter. This time is measured from setting the 16/24bit data
of both channels to input register to the output of the analog signal.
DC CHARACTERISTICS
(Ta = 25
°
C; VDD=CVDD = +4.5
+5.5V)
Parameter
High-Level Input Voltage
Low-Level Input Voltage
High-Level Input Voltage (Iout = -80uA)
Low-Level Input Voltage (Iout = 80uA)
Input Leakage Current
Note 13. The SMUTE pin is not included. The SMUTE pin has internal pull-up resistor (typ.100k
) .
Symbol
min
Typ
max
Units
PB
0
-
22.05
19.3
20.0
-
±
0.02
-
kHz
kHz
kHz
dB
dB
1/fs
SB
PR
SA
GD
24.1
54
-
20.0kHz
40.0kHz
fs=44.1kHz
fs=96kHz
fs=192kHz
FR
FR
FR
-
-
-
±
0.05
±
0.05
±
0.05
-
-
-
dB
dB
dB
Symbol
VIH
VIL
VIH
VIL
Iin
min
2.2
-
typ
-
-
-
-
-
max
-
0.8
-
0.4
±
10
Units
V
V
V
V
μ
A
VDD-0.4
-
-
MS0683-E-02
2007/12
- 6 -
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