[AK4618]
FILTER CHARACTERISTICS (fs=96kHz)
(Ta= -40 +105C; AVDD1, AVDD2= TVDD=3.0 3.6V)
Parameter
Symbol
Min.
Typ.
Max.
Unit
DAC Digital Filter (LPF): Sharp roll-off mode
(DEM=OFF; SD_DA bit=“0” ; SLOW bit=“0”)
±0.06dB
6.0dB
PB
0
-
52.4
-
48.0
-
43.6
-
-
kHz
kHz
kHz
dB
dB
1/fs
1/fs
Passband
(Note 8)
Stopband
Passband Ripple
SB
PR
SA
-0.06
52
-
+0.06
Stopband Attenuation
Group Delay Distortion 0 ~ 40.0kHz
-
0
-
-
-
GD
GD
Group Delay
(Note 10)
-
19.3
DAC Digital Filter + Analog Filter:
Frequency Response 0 ~ 40.0kHz (Note 11)
FR
PB
-
-0.3
-
dB
DAC Digital Filter (LPF): Slow roll-off mode
(DEM=OFF; SD_DA bit=“0” ; SLOW bit=“1”)
±0.06dB
0
-
19.6
-
Passband
(Note 9)
kHz
kHz
6.0dB
45.0
Stopband
SB
PR
SA
kHz
dB
80.2
-4.0
50
Passband Ripple
+0.06
Stopband Attenuation
Group Delay Distortion 0 ~ 40.0kHz
Group Delay
dB
1/fs
1/fs
0
6.8
GD
GD
(Note 10)
DAC Digital Filter + Analog Filter:
Frequency Response 0 ~ 40.0kHz (Note 11)
FR
-4.2
dB
DAC Digital Filter (LPF): Short delay Sharp roll-off mode
(DEM=OFF; SD_DA bit=“1”; SLOW bit=“0”)
±0.06dB
6.0dB
Passband
(Note 8)
PB
0
-
52.4
-
48.0
-
43.6
-
-
kHz
kHz
kHz
dB
dB
Stopband
Passband Ripple
SB
PR
-0.06
52
-
+0.06
Stopband Attenuation
Group Delay Distortion 0 ~ 40.0kHz
SA
GD
GD
-
-
6.2
-
1.7
-
1/fs
1/fs
Group Delay
(Note 10)
-
DAC Digital Filter + Analog Filter:
Frequency Response 0 ~ 40.0kHz (Note 11)
FR
-0.3
dB
DAC Digital Filter (LPF): Short delay Slow roll-off mode
(DEM=OFF; SD_DA bit=“1” ; SLOW bit=“1”)
±0.06dB
6.0dB
Passband
(Note 9)
PB
0
-
80.2
-
45.0
-
19.6
-
-
kHz
kHz
kHz
dB
dB
Stopband
Passband Ripple
SB
PR
SA
-4.0
50
-
+0.06
Stopband Attenuation
Group Delay Distortion 0 ~ 40.0kHz
-
-
5.8
-
0.5
-
1/fs
1/fs
GD
GD
Group Delay
(Note 10)
-
DAC Digital Filter + Analog Filter:
Frequency Response 0 ~ 40.0kHz (Note 11)
FR
-
-4.2
-
dB
015000617-E-00
2015/01
- 11 -
AKM [ ASAHI KASEI MICROSYSTEMS ]
