參數(shù)資料
型號(hào): AK4683
廠商: Asahi Kasei Microsystems Co.,Ltd
元件分類: Codec
英文描述: Asynchronous Multi-Channel Audio CODEC with DIR/T
中文描述: 異步多聲道音頻編解碼器署長(zhǎng)/噸
文件頁(yè)數(shù): 29/82頁(yè)
文件大?。?/td> 1257K
代理商: AK4683
ASAHI KASEI
[AK4683]
MS0427-E-01
2005/11
- 29 -
LRCKA
(LRCKB)
Fs
176.4kHz
192.0kHz
MCLK (MHz)
BICKA (BICKB)
(MHz)
64fs
11.2896
12.2880
128fs
22.5792
24.5760
(Quad Speed Mode @Manual Setting Mode)
(Note: ADC is not available at the Quad Speed Mode)
Table 25. system clock example
192fs
-
-
256fs
-
-
2. Auto Setting Mode (ACSKAD/ACSKDA bit = “1”)
When the ADC and DACs are connected to each PORT placed in Auto Setting Mode, MCLK frequency is detected
automatically (Table 26) and the internal master clock is set to the appropriate frequency (Table 27). In this mode, the
setting of DFSAD, DFSDA1-0 bits are ignored.
MCLK
512fs
256fs
128fs
Sampling Speed
Normal
Double
Quad
Table 26. Sampling Speed (Auto Setting Mode)
MCLK (MHz)
LRCKA
(LRCKB)
fs
32.0kHz
44.1kHz
48.0kHz
88.2kHz
96.0kHz
176.4kHz
192.0kHz
128fs
-
-
-
-
-
22.5792
24.5760
256fs
-
-
-
22.5792
24.5760
-
-
512fs
16.3840
22.5792
24.5760
-
-
-
-
Sampling
Speed
Normal
Double
Quad
Table 27. System clock example (Auto Setting Mode)
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