參數資料
型號: AK4631
廠商: Asahi Kasei Microsystems Co.,Ltd
元件分類: Codec
英文描述: 16-Bit Mono CODEC with ALC & MIC/SPK-AMP
中文描述: 16位單聲道編解碼器ALC的
文件頁數: 50/69頁
文件大?。?/td> 568K
代理商: AK4631
ASAHI KASEI
[AK4631]
MS0317-J-01
2004/11
- 50 -
Addr
06H
Register Name
Timer Select
Default
D7
D6
D5
ZTM1
0
D4
ZTM0
0
D3
D2
D1
LTM1
0
D0
LTM0
0
DVTM
0
ROTM
0
WTM1
0
WTM0
0
LTM1-0: ALC1
(see Table 32)
Disable (ZELM bit=“1”)
ALC1
ALC1
LTM1-0 bit
IPGA
IPGA
“00”
ALC1
8kHz
63
μ
s
125
μ
s
250
μ
s
500
μ
s
Default
LTM1
LTM0
16kHz
31
μ
s
63
μ
s
125
μ
s
250
μ
s
0
0
1
1
0
1
0
1
0.5/fs
1/fs
2/fs
4/fs
Table 32. ALC1 Limiter Operation Period at zero crossing disable (ZELM bit=“1”)
WTM1-0: ALC1
ALC1
“00”
(see Table 33)
ALC1
8kHz
16ms
32ms
64ms
128ms
Default
WTM1
WTM0
16kHz
8ms
16ms
32ms
64ms
0
0
1
1
0
1
0
1
128/fs
256/fs
512/fs
1024/fs
Table 33. ALC1 Recovery Operation Waiting Period
ZTM1-0: ALC1
(see Table 34)
ALC1
“00”
Default
ZTM1
ZTM0
8kHz
16ms
32ms
64ms
128ms
16kHz
8ms
16ms
32ms
64ms
0
0
1
1
0
1
0
1
Table 34. Zero Crossing Timeout Period
128/fs
256/fs
512/fs
1024/fs
ROTM: ALC2
0: 512/fs (Default)
1: 1024/fs
ROTM bit
PMSKP bit = “0”
DVTM : Digital Volume
0: 1061/fs (Default)
1: 256/fs
DVOL7-0 bits
00H
FFH
相關PDF資料
PDF描述
AK4632 16-Bit ツヒ Mono CODEC with ALC & MIC/SPK/Video-AMP
AK4632VN 16-Bit ツヒ Mono CODEC with ALC & MIC/SPK/Video-AMP
AK4633VN 16bit mono CODEC with MIC/SPK amplifier.
AK4633 16-Bit Mono CODEC with ALC & MIC/SPK-AMP
AK4640 16BIT CODEC WITH MIC /HP/SPK-AMPl
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