ak5354 AKM Semiconductor, Inc., ak5354 Datasheet - Page 5

• Manufacturer Part Number: ak5354
• Description: Low Power 20bit ?? Adc With Pga
• Manufacturer: AKM Semiconductor, Inc.

ASAHI KASEI
(Ta=25°C; VA=2.1 ∼ 3.3V, VD=1.8 ∼ 3.3; fs=44.1kHz)
Parameter
ADC Digital Filter (Decimation LPF):
Passband
Stopband
Passband Ripple
Stopband Attenuation
Group Delay
Group Delay Distortion
ADC Digital Filter (HPF):
Frequency Response (Note 5)
Note: 5. The passband and stopband frequencies scale with fs (sampling frequency).
Note: 6. The calculating delay time which occurred by digital filtering. This time is from the input of analog signal to
(Ta=25°C; VA=2.1 ∼ 3.3V, VD=1.8 ∼ 3.3V)
Parameter
High-Level Input Voltage
Low-Level Input Voltage
High-Level Output Voltage
Low-Level Output Voltage
Input Leakage Current
MS0054-E-02
For examples, PB=0.454 x fs(@ADC: -1.0dB), PB=0.454 x fs(@DAC: -0.1dB).
setting the 20bit data of both channels to the output register for ADC and include group delay of HPF.
(Note 6)
(Note 5)
(Iout=-80µA)
(Iout=80µA)
(Note 5)
±0.1dB
-1.0dB
-3.0dB
-3dB
-0.5dB
-0.1dB
FILTER CHARACTERISTICS
DC CHARACTERISTICS
Symbol
∆GD
GD
Symbol
SA
PB
SB
PR
FR
VOH
VOL
VIH
VIL
Iin
- 5 -
75%VD
27.0
min
VD-0.4
65
0
min
-
-
-
17.0
20.0
21.1
typ
3.4
10
22
0
Typ
-
-
-
-
max
17.4
±0.1
25%VD
max
± 10
0.4
-
-
[AK5354]
Units
kHz
kHz
kHz
kHz
1/fs
2004/12
dB
dB
Hz
Hz
Hz
µs
Units
µA
V
V
V
V