AK4122A Datasheet, PDF (9/54 Pages) Asahi Kasei Microsystems – 24-Bit 96kHz SRC with DIR

[AK4122A]
FILTER CHARACTERISTICS
(Ta=25°C; AVDD=DVDD=3.0 ∼ 3.6V; DEM=OFF)
Parameter
Symbol
min
typ
max
Units
Digital Filter
Passband −0.001dB 0.985 ≤ FSO/FSI ≤ 6.000 PB
0
0.905 ≤ FSO/FSI < 0.985 PB
0
0.714 ≤ FSO/FSI < 0.905 PB
0
0.656 ≤ FSO/FSI < 0.714 PB
0
0.536 ≤ FSO/FSI < 0.656 PB
0
0.4583FSI
kHz
0.4167FSI
kHz
0.3195FSI
kHz
0.2852FSI
kHz
0.2245FSI
kHz
0.492 ≤ FSO/FSI < 0.536 PB
0
0.2003FSI
kHz
0.452 ≤ FSO/FSI < 0.492 PB
0
0.1781FSI
kHz
0.333 ≤ FSO/FSI < 0.452 PB
0
0.1092FSI
kHz
Stopband
0.985 ≤ FSO/FSI ≤ 6.000 SB 0.5417FSI
kHz
0.905 ≤ FSO/FSI < 0.985 SB 0.5021FSI
kHz
0.714 ≤ FSO/FSI < 0.905 SB 0.3965FSI
kHz
0.656 ≤ FSO/FSI < 0.714 SB 0.3643FSI
kHz
0.536 ≤ FSO/FSI < 0.656 SB 0.2974FSI
kHz
0.492 ≤ FSO/FSI < 0.536 SB 0.2732FSI
kHz
0.452 ≤ FSO/FSI < 0.492 SB 0.2510FSI
kHz
0.333 ≤ FSO/FSI < 0.452 SB 0.1822FSI
kHz
Passband Ripple
PR
±0.01
dB
Stopband Attenuation
SA
96
dB
Group Delay
(Note 7)
GD
-
58.5
-
1/fs
Note 7. This value is the time from the rising edge of LRCK after data is input to rising edge of LRCK after data is output,
when LRCK for Output data corresponds with LRCK for Input.
DC CHARACTERISTICS
(Ta=25°C; AVDD=DVDD=3.0 ∼ 3.6V)
Parameter
Symbol
min
typ
max
Units
High-Level Input Voltage
VIH
70%DVDD
-
-
V
Low-Level Input Voltage
VIL
-
-
30%DVDD V
High-Level Output Voltage
(Iout=−400μA) VOH DVDD−0.4
-
Low-Level Output Voltage
(Iout=400μA)
VOL
-
-
-
V
0.4
V
Input Leakage Current
Iin
-
-
±10
μA
Parameter
min
typ
max
Power Supply Current
Normal operation (PDN pin = “H”)
(Note 8)
FSI=FSO=48kHz at Slave Mode: AVDD=DVDD=3.3V
15
-
FSI=FSO=96kHz at Master Mode: AVDD=DVDD=3.3V
29
-
FSI=FSO=96kHz at Master Mode: AVDD=DVDD=3.6V
-
45
Power down (PDN pin = “L”)
(Note 9)
AVDD+DVDD
10
100
Note 8. Typ and max values are the value of AVDD+DVDD in each power supply voltage.
Power supply current of each path@Slave Mode, AVDD=DVDD=3.3V, FSI=FSO=48kHz
1. PORT1 → SRC → PORT3: AVDD=5mA(typ), DVDD=10mA(typ)
2. PORT2 → SRC → PORT3: AVDD=5mA(typ), DVDD=10mA(typ)
3. DIR → SRC → PORT3: AVDD=6mA(typ), DVDD=9mA(typ)
Note 9. All digital input pins are held DVSS.
Units
mA
mA
mA
μA
MS1076-E-01
-9-
2010/05