AK4753 Datasheet, PDF (11/85 Pages) Asahi Kasei Microsystems – 2-in, 4-out CODEC with DSP Functions

Parameter
External Slave Mode
MCKI Input Timing
Frequency 256fs
512fs
1024fs
Pulse Width Low
Pulse Width High
LRCK Input Timing
Frequency 256fs
512fs
1024fs
DSP Mode: Pulse Width High
Except DSP Mode: Duty Cycle
BICK Input Timing
Period
Pulse Width Low
Pulse Width High
External Master Mode
MCKI Input Timing
Frequency 256fs
512fs
1024fs
Pulse Width Low
Pulse Width High
LRCK Output Timing
Frequency
DSP Mode: Pulse Width High
Except DSP Mode: Duty Cycle
BICK Output Timing
Period
BCKO bit = “0”
BCKO bit = “1”
Duty Cycle
CONFIDENTIAL
[AK4753]
Symbol
min
typ
max
Units
fCLK
fCLK
fCLK
tCLKL
tCLKH
1.8816
3.7632
7.5264
0.4/fCLK
0.4/fCLK
fs
fs
fs
tLRCKH
Duty
7.35
7.35
7.35
tBCK−60
45
tBCK
tBCKL
tBCKH
312.5
130
130
-
12.288
MHz
-
13.312 MHz
-
13.312
MHz
-
-
ns
-
-
ns
-
48
kHz
-
26
kHz
-
13
kHz
-
1/fs − tBCK ns
-
55
%
-
-
ns
-
-
ns
-
-
ns
fCLK
fCLK
fCLK
tCLKL
tCLKH
1.8816
3.7632
7.5264
0.4/fCLK
0.4/fCLK
fs
7.35
tLRCKH
-
Duty
-
tBCK
-
tBCK
-
dBCK
-
-
-
-
-
-
-
tBCK
50
1/(32fs)
1/(64fs)
50
12.288
13.312
13.312
-
-
48
-
-
-
-
-
MHz
MHz
MHz
ns
ns
kHz
ns
%
ns
ns
%
MS1311-E-00
- 11 -
2011/07