AK4646EZ Datasheet, PDF (13/78 Pages) Asahi Kasei Microsystems – Stereo CODEC with MIC/SPK-AMP

[AK4646EZ]
Parameter
Symbol
PLL Slave Mode (PLL Reference Clock = LRCK pin)
LRCK Input Timing
Frequency
fs
Duty
Duty
BICK Input Timing
Period
tBCK
Pulse Width Low
tBCKL
Pulse Width High
tBCKH
PLL Slave Mode (PLL Reference Clock = BICK pin)
LRCK Input Timing
Frequency
fs
Duty
Duty
BICK Input Timing
Period
PLL3-0 bits = “0010”
tBCK
PLL3-0 bits = “0011”
tBCK
Pulse Width Low
tBCKL
Pulse Width High
tBCKH
External Slave Mode
MCKI Input Timing
Frequency 256fs
fCLK
512fs
fCLK
1024fs
fCLK
Pulse Width Low
tCLKL
Pulse Width High
tCLKH
LRCK Input Timing
Frequency 256fs
fs
512fs
fs
1024fs
fs
Duty
Duty
BICK Input Timing
Period
tBCK
Pulse Width Low
tBCKL
Pulse Width High
tBCKH
External Master Mode
MCKI Input Timing
Frequency 256fs
fCLK
512fs
fCLK
1024fs
fCLK
Pulse Width Low
tCLKL
Pulse Width High
tCLKH
LRCK Output Timing
Frequency
fs
Duty Cycle
Duty
BICK Input Timing
Period
BCKO bit = “0”
BCKO bit = “1”
tBCK
tBCK
Duty Cycle
dBCK
min
7.35
45
1/(64fs)
240
240
7.35
45
-
-
0.4 x tBCK
0.4 x tBCK
1.8816
3.7632
7.5264
0.4/fCLK
0.4/fCLK
7.35
7.35
7.35
45
312.5
130
130
1.8816
3.7632
7.5264
0.4/fCLK
0.4/fCLK
7.35
-
-
-
-
typ
-
-
-
-
-
-
-
1/(32fs)
1/(64fs)
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
50
1/(32fs)
1/(64fs)
50
max
Units
48
kHz
55
%
1/(32fs)
ns
-
ns
-
ns
48
kHz
55
%
-
ns
-
ns
-
ns
-
ns
12.288
13.312
13.312
-
-
48
26
13
55
-
-
-
MHz
MHz
MHz
ns
ns
kHz
kHz
kHz
%
ns
ns
ns
12.288
13.312
13.312
-
-
48
-
-
-
-
MHz
MHz
MHz
ns
ns
kHz
%
ns
ns
%
MS0630-E-00
- 13 -
2007/06