ak4127 AKM Semiconductor, Inc., ak4127 Datasheet - Page 9

• Manufacturer Part Number: ak4127
• Description: 192khz / 24bit High Performance Asynchronous Src
• Manufacturer: AKM Semiconductor, Inc.

(Ta=25°C; AVDD, DVDD=3.0 ∼ 3.6V)
Note 7. All digital input pins are held DVSS.
(Ta=25°C; AVDD, DVDD=3.0 ∼ 3.6V; C
MS0593-E-01
Parameter
High-Level Input Voltage
Low-Level Input Voltage
High-Level Output Voltage
Low-Level Output Voltage
Input Leakage Current
Power Supplies
Power Supply Current
Parameter
Master Clock Timing
LRCK for Input data (ILRCK)
LRCK for Output data (OLRCK)
LRCK for TDM Mode (OLRCK)
Audio Interface Timing
Normal operation (PDN pin = “H”)
Power down (PDN pin = “L”) (Note 7)
Input PORT (Slave mode)
IBICK Period
IBICK Pulse Width Low
ILRCK Edge to IBICK “↑”
IBICK “↑” to ILRCK Edge
SDTI Hold Time from IBICK “↑”
SDTI Setup Time to IBICK “↑”
FSI=FSO=192kHz at Master Mode: AVDD=DVDD=3.3V
FSI=FSO=48kHz at Slave Mode:
Frequency
Pulse Width Low
Pulse Width High
Frequency
Duty Cycle
Frequency
Duty Cycle
Frequency
“H” time
“L” time
Pulse Width High
(54kHz ∼ 108kHz)
(108kHz ∼ 216kHz)
(8kHz ∼ 54kHz)
Slave Mode
Slave Mode
Master Mode
Master Mode
AVDD+DVDD
(Iout=−400μA)
(Iout=400μA)
SWITCHING CHARACTERISTICS
: AVDD=DVDD=3.6V
L
(Note 8)
(Note 8)
=20pF)
AVDD=DVDD=3.3V
DC CHARACTERISTICS
Symbol
tCLKH
tBCKH
tCLKL
tBCKL
fCLK
tBCK
tBCK
tBCK
tLRH
tLRB
tBLR
tSDH
tLRL
tSDS
Duty
Duty
Duty
Duty
Symbol
fs
fs
fs
- 9 -
VOH
VOL
VIH
VIL
Iin
0.4/fCLK
0.4/fCLK
1/256fs
1/256fs
1/256fs
1/128fs
1/64fs
1.024
min
70%DVDD
DVDD−0.4
48
48
27
27
15
15
15
15
8
8
8
min
-
-
-
typ
50
50
50
50
typ
15
65
10
-
-
-
-
-
30%DVDD
41.472
max
216
216
52
52
48
max
±10
100
100
0.4
-
-
[AK4127]
Units
MHz
kHz
kHz
kHz
2007/07
Units
ns
ns
%
%
%
%
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
mA
mA
mA
μA
μA
V
V
V
V