AK4953A Datasheet, PDF (52/96 Pages) Asahi Kasei Microsystems – 24bit Stereo CODEC with MIC/HP/SPK-AMP

[AK4953A]
Output frequency of BEEP Generator [Hz]
BPFR1-0 bits
fs = 48kHz system
(Note 47)
fs = 44.1kHz system
(Note 48)
00
4000
4009
(default)
01
2000
2005
10
1297
1297
11
800
802
Note 47. Sampling frequency is 8kHz, 16kHz, 32kHz, 48kHz, 64kHz or 96kHz.
Note 48. Sampling frequency is 11.025kHz, 22.05kHz, 44.1kHz or 88.2kHz.
Table 44. Beep Signal Frequency (PLL Master/Slave Mode; MCKI referenced)
Output frequency of BEEP Generator [Hz]
BPFR1-0 bits FS1-0 bits
FS1-0 bits
FS1-0 bits
FS1-0 bits
= “00”
= “01”
= “10”
= “11”
00
fs/2.75
fs/5.5
fs/11
fs/22
(default)
01
fs/5.5
fs/11
fs/22
fs/44
10
fs/8.5
fs/17
fs/34
fs/68
11
fs/13.75
fs/27.5
fs/55
fs/110
Table 45. Beep Signal Frequency (BICK referenced PLL Slave Mode, EXT Master/Slave Mode)
ON Time of BEEP Generator [msec]
Step[msec]
BPON7-0 bits fs=48kHz system fs=44.1kHz system fs=48kHz system fs=44.1kHz system
(Note 47)
(Note 48)
(Note 47)
(Note 48)
0H
8.0
7.98
8.0
7.98
1H
16.0
15.96
2H
24.0
23.95
3H
32.0
31.93
:
:
:
FDH
2032
2027.3
FEH
2040
2035.3
FFH
2048
2043.4
Note 47. Sampling frequency is 8kHz, 16kHz, 32kHz, 48kHz, 64kHz or 96kHz
Note 48. Sampling frequency is 11.025kHz, 22.05kHz, 44.1kHz or 88.2kHz
Table 46. Beep Output ON-time (PLL Master/Slave Mode; MCKI referenced)
(default)
ON Time of BEEP Generator [msec]
Step[msec]
BPON7-0 bits fs=48kHz system fs=44.1kHz system fs=48kHz system fs=44.1kHz system
(Note 47)
(Note 48)
(Note 47)
(Note 48)
0H
7.33
7.98
7.33
7.98
(default)
1H
14.67
15.96
2H
22.00
23.95
3H
29.33
31.93
:
:
:
FDH
1862.6
2027.3
FEH
1970.0
2035.3
FFH
1877.3
2043.4
Note 47. Sampling frequency is 8kHz, 16kHz, 32kHz, 48kHz, 64kHz or 96kHz
Note 48. Sampling frequency is 11.025kHz, 22.05kHz, 44.1kHz or 88.2kHz
Table 47. Beep Output ON-time (BICK referenced PLL Slave Mode, EXT Master/Slave Mode)
MS1252-E-00
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2010/10