ak5702 AKM Semiconductor, Inc., ak5702 Datasheet - Page 73

• Manufacturer Part Number: ak5702
• Description: 4-channel Adc With Pll & Mic-amp
• Manufacturer: AKM Semiconductor, Inc.

MS0623-E-00
External MCKI
External MCKI
External MCKI
3. PLL Slave Mode (MCKI pin)
4. EXT Slave Mode
5. EXT Master Mode
(Addr:01H, D0)
(Addr:06H, D2)
<Example>
<Example>
<Example>
PMPLL bit
MCKO bit
BCLK
LRCK
BCLK
LRCK
(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, BCLK and LRCK 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 67. Clock Stopping Sequence (3)
Figure 68. Clock Stopping Sequence (4)
Figure 69. Clock Stopping Sequence (5)
"H" or "L"
"H" or "L"
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Example
Example
Example
PLL Reference clock: MCKI=11.2896MHz
Sampling Frequency:44.1kHz
Sampling Frequency:44.1kHz
BCLK frequency: 64fs
Input MCKI frequency:256fs
Input MCKI frequency:256fs
Audio I/F Format: I2S
Sampling Frequency: 44.1kHz
Audio I/F Format :I2S
Audio I/F Format :I2S
(3) Stop the external clocks
(1) Stop the external clocks
(1) Addr:01H, Data:10H
(2) Addr:06H, Data:00H
(1) Stop MCKI
[AK5702]
2007/06