AK5354VT Asahi Kasei Microsystems, AK5354VT Datasheet - Page 5

• Manufacturer Part Number: AK5354VT
• Description: LOW POWER 20 BIT ADC WITH PGA
• Manufacturer: Asahi Kasei Microsystems

ASAHI KASEI
(Ta=25 C; VA=2.1
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
Parameter
High-Level Input Voltage
Low-Level Input Voltage
High-Level Output Voltage
Low-Level Output Voltage
Input Leakage Current
MS0054-E-01
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.
3.3V, VD=1.8
(Note 6)
(Note 5)
(Iout=-80 A)
(Iout=80 A)
(Note 5)
-1.0dB
-3.0dB
-3dB
-0.5dB
-0.1dB
0.1dB
3.3; fs=44.1kHz)
3.3V)
FILTER CHARACTERISTICS
DC CHARACTERISTICS
Symbol
GD
Symbol
PB
SB
PR
SA
FR
GD
VOH
VOL
VIH
VIL
Iin
- 5 -
75 VD
27.0
VD-0.4
min
65
0
min
-
-
-
20.0
21.1
17.0
typ
3.4
10
22
0
Typ
-
-
-
-
max
17.4
25 VD
0.1
max
0.4
-
-
10
[AK5354]
Units
kHz
kHz
kHz
kHz
1/fs
2001/01
dB
dB
Hz
Hz
Hz
Units
s
V
V
V
V
A