English
Language : 

AK4340_10 Datasheet, PDF (6/24 Pages) Asahi Kasei Microsystems – 192kHz 24-Bit Stereo ΔΣ DAC with 2Vrms Output
[AK4340]
FILTER CHARACTERISTICS
(Ta = 25°C; VDD = +4.5 ∼ +5.5V, HVEE = -13.2 ∼ -4.5V; fs = 44.1kHz, DEM = OFF)
Parameter
Symbol
min
typ
max
Units
Digital filter
Passband
±0.05dB (Note 9)
-6.0dB
PB
0
20.0
kHz
-
22.05
-
kHz
Stopband
(Note 9)
SB
24.1
kHz
Passband Ripple
PR
± 0.02
dB
Stopband Attenuation
SA
54
dB
Group Delay
(Note 10)
GD
-
19.3
-
1/fs
Digital Filter + LPF
Frequency Response 20.0kHz fs=44.1kHz
FR
40.0kHz fs=96kHz
FR
80.0kHz fs=192kHz
FR
-
± 0.05
-
± 0.05
-
± 0.05
-
dB
-
dB
-
dB
Note 9. The passband and stopband frequencies scale with fs (system sampling rate).
For example, PB=0.4535×fs (@±0.05dB), SB=0.546×fs.
Note 10. Delay time caused by digital filtering. This time is from setting the 16/24bit data of both channels to input
register to the output of analog signal.
DC CHARACTERISTICS
(Ta=25°C; VDD = +4.5 ∼ +5.5V, HVEE = -13.2 ∼ -4.5V)
Parameter
Symbol
min
typ
High-Level Input Voltage
Low-Level Input Voltage
VIH
2.2
-
VIL
-
-
Input Leakage Current
(Note 11)
Iin
-
-
Note 11. P/S pin is pulled-up internally. (typ. 100kΩ)
max
Units
-
V
0.8
V
± 10
µA
MS0501-E-01
-6-
2010/09