AK4635 AKM [Asahi Kasei Microsystems], AK4635 Datasheet - Page 56

• Manufacturer Part Number: AK4635
• Description: 16-Bit Mono CODEC with ALC & MIC/SPK/Video-AMP
• Manufacturer: AKM [Asahi Kasei Microsystems]

Rev. 0.6
BPFR1-0 bit
Table 38. Beep signal frequency (PLL Master/Slave Mode: reference clock: MCKI) (N/A: Not available)
Note 40. Sampling frequency is 8kHz, 16kHz, 32kHz or 48kHz.
Note 41. Sampling frequency is 11.025kHz, 22.05kHz or 44.1kHz.
Table 39. Beep signal frequency ( PLL Slave Mode: reference clock : FCK/BICK) (N/A: Not available)
00
01
10
11
BPON7-0 bit
BPFR1-0 bit
FDH
FEH
FFH
0H
1H
2H
3H
4H
Note 40. Sampling frequency is 8kHz, 16kHz, 32kHz or 48kHz.
Note 41. Sampling frequency is 11.025kHz, 22.05kHz or 44.1kHz.
:
Table 41. Beep output ON-time (PLL Master/Slave Mode reference clock: MCKI)
00
01
10
11
Table 40. Beep signal frequency (EXT Slave/Master Mode) (N/A: Not available)
FS1-0 bits = “00”
BPFR1-0 bit
00
01
10
11
fs/11
fs/22
fs/44
ON Time of BEEP Generator [msec]
FS3-2 bits = “00”
fs = 48kHz
(Note
system
2032
2040
2048
16.0
24.0
32.0
40.0
8.0
fs/2.75
:
fs/5.5
fs/11
40)
fs = 48kHz system
Output frequency of BEEP Generator [Hz]
Output frequency of BEEP Generator [Hz]
FS1-0 bits = “01”
Output frequency of BEEP Generator [Hz]
(Note
fs/2.75
4000
2000
1000
fs/5.5
fs/11
fs = 44.1kHz
40)
(Note
FS3-2 bits = “01”
system
2027.3
2035.3
2043.4
15.86
23.95
31.93
7.98
39.9
- 56 -
41)
fs/5.5
fs/11
fs/22
N/A
N/A
N/A
FS1-0 bits = “10”
fs = 44.1kHz system
fs = 48kHz
fs/55
fs/11
fs/22
(Note
system
(Note
8.0
4009
2005
1002
FS3-2 bits = “10”
40)
Step [msec]
41)
fs/11
fs/22
fs/44
fs = 44.1kHz
(Note
FS1-0 bits = “11”
system
7.98
(default)
41)
fs/11
fs/22
fs/44
(default)
(default)
(default)
[AK4635]
2007/10