ak4538 AKM Semiconductor, Inc., ak4538 Datasheet - Page 11

• Manufacturer Part Number: ak4538
• Description: 16bit ?? Codec With Mic/hp/spk-amp
• Manufacturer: AKM Semiconductor, Inc.

(Ta= 10 70 C; AVDD, DVDD, PVDD, HVDD=2.4
Parameter
High-Level Input Voltage
Low-Level Input Voltage
Input Voltage at AC Coupling
High-Level Output Voltage
Low-Level Output Voltage
Input Leakage Current
Note 25. When AC coupled capacitor is connected to MCKI pin.
(Ta= 10 70 C; AVDD, DVDD, PVDD, HVDD=2.4 3.6V; C
Parameter
Master Clock Timing
MCKO Output
LRCK Frequency
Audio Interface Timing
Note 26. Pulse width to ground level when MCKI is connected to a capacitor in series and a resistor is connected to ground.
Note 27. PMPLL bit = “1”.
Note 28. BICK rising edge must not occur at the same time as LRCK edge.
MS0198-E-01
Frequency
Crystal Resonator
External Clock
Duty Cycle
Slave mode
BICK Period
BICK Pulse Width Low
LRCK Edge to BICK “ ”
BICK “ ” to LRCK Edge
LRCK to SDTO (MSB) (Except I
BICK “ ” to SDTO
SDTI Hold Time
SDTI Setup Time
Master mode
BICK Frequency
BICK Duty
BICK “ ” to LRCK
BICK “ ” to SDTO
SDTI Hold Time
SDTI Setup Time
(Refer to Figure 4)
Pulse Width High
(Except SDA pin: Iout=200 A)
(
Frequency
Duty Cycle : except fs=32kHz
fs=32kHz at 256fs (Note 27)
Frequency
Frequency
AC Pulse Width (Note 26)
Pulse Width Low
Pulse Width High
SDA pin: Iout= 3mA)
Slave mode
Master mode
(Note 28)
(Note 28)
(Iout= 200 A)
2
S mode)
SWITCHING CHARACTERISTICS
(Note 25)
DC CHARACTERISTICS
Symbol
tMBLR
tCLKH
tBCKH
tCLKL
tBCKL
dMCK
dMCK
tACW
fMCK
dBCK
fBCK
fCLK
tBCK
tBSD
tSDH
tBSD
tSDH
tLRB
tBLR
tLRS
tSDS
tSDS
Duty
Duty
Symbol
3.6V)
- 11 -
fs
VOH
VAC
VOL
VOL
VIH
VIL
Iin
L
=20pF)
0.4/fCLK
0.4/fCLK
0.4/fCLK
11.2896
70%DVDD
50%DVDD
DVDD 0.2
1.792
0.224
312.5
min
130
130
40
45
50
50
50
50
50
50
7
80
80
min
-
-
-
-
64fs
typ
50
33
50
50
-
-
typ
-
-
-
-
-
-
-
30%DVDD
12.288
12.288
12.288
max
60
48
55
80
80
80
80
Max
0.2
0.4
-
-
-
10
Units
MHz
MHz
MHz
kHz
Hz
2003/5
Units
ns
ns
ns
%
%
%
%
ns
ns
ns
ns
ns
ns
ns
ns
ns
%
ns
ns
ns
ns
V
V
V
V
V
V
A