ak5701 AKM Semiconductor, Inc., ak5701 Datasheet - Page 59

• Manufacturer Part Number: ak5701
• Description: 16-bit ?? Stereo Adc With Pll & Mic-amp
• Manufacturer: AKM Semiconductor, Inc.

MS0404-E-02
External MCKI
External MCKI
External MCKI
3. PLL Slave Mode (MCKI pin)
4. EXT Slave Mode
5. EXT Master Mode
(Addr:11H, D0)
(Addr:16H, D2)
<Example>
<Example>
<Example>
PMPLL bit
MCKO bit
EXBCLK
EXLRCK
BCLK
LRCK
* Clock stop sequence is the same for Bypass Mode.
(1) Power down PLL: PMPLL bit = “1” → “0”
(2) Stop MCKO output: MCKO bit = “1” → “0”
(3) Stop the external master clock.
(1) Stop the external MCKI, EXBCLK and EXLRCK clocks.
(1) Stop MCKI. BCLK and LRCK are fixed to “H” or “L”.
Output
Output
Input
Input
Input
Input
Input
(1)
(2)
(1)
(1)
(1)
(3)
(1)
Figure 55. Clock Stopping Sequence (3)
Figure 56. Clock Stopping Sequence (4)
Figure 57. Clock Stopping Sequence (5)
"H" or "L"
"H" or "L"
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Example
Example
Example
Sampling Frequency:44.1kHz
Sampling Frequency:44.1kHz
EXBCLK frequency: 64fs
Input MCKI frequency:256fs
Input MCKI frequency:256fs
Audio I/F Format: I2S
PLL Reference clock: MCKI= 11.2896MHz
Audio I/F Format :I2S
Audio I/F Format :I2S
Sampling Frequency: 44.1kHz
(3) Stop the external clocks
(1) Stop the external clocks
(1) Stop MCKI
(1) Addr:11H, Data:10H
(2) Addr:16H, Data:00H
[AK5701]
2007/08