ASAHI KASEI
[AK4140]
FILTER CHARACTERISTICS (MONO/STEREO)
(Ta=-20∼ 85°C; AVDD=DVDD=2.7~3.6V, fs=48kHz)
Parameter
Symbol
min
typ
Digital Filter (LPF):
Passband
±1dB
PB
Group Delay
GD
13
Digital Filter (HPF):
Frequency Response
−3dB
FR
1.0
−0.1dB
6.5
max
12
Units
kHz
1/fs
Hz
Hz
FILTER CHARACTERISTICS (SAP)
(Ta=-20∼ 85°C; AVDD=DVDD=2.7~3.6V, fs=48kHz)
Parameter
Symbol
min
typ
Digital Filter (LPF):
Passband
(Note 9)
±1dB
PB
Group Delay
GD
24
Digital Filter (HPF):
Frequency Response
−3dB
FR
1.0
−0.1dB
6.5
max
9
Units
kHz
1/fs
Hz
Hz
Note 4. The calculated delay time induced by digital filtering. This time is from the input of an analog signal to the
setting of 16bit data both channels to the output register for the device.
DC CHARACTERISTICS
(Ta=-20∼ 85°C; AVDD=DVDD=2.7~3.6V)
Parameter
High-Level Input Voltage
Low-Level Input Voltage
High-Level Output Voltage (Iout=-400μA)
Low-Level Output Voltage
(Except SDA pin: Iout= 400μA)
(SDA pin: Iout= 3mA)
Input Leakage Current
Symbol
VIH
VIL
VOH
VOL
VOL
Iin
min
70%VDD
-
VDD-0.4
-
-
-
typ
-
-
-
-
-
-
Max
-
30%VDD
-
0.4
0.4
±
10
Units
V
V
V
V
V
μA
MS0547-E-01
-5-
2007/03
AKM [ ASAHI KASEI MICROSYSTEMS ]
