MB86391 Datasheet, PDF (40/69 Pages) Fujitsu Component Limited. – MPEG2 1chip Audio/Video Encoder

FUJITSU LIMITED
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3.5 Audio Input Interface
The audio input interface is a dedicated audio data interface between the MB86391 and the audio A/D
converter connected to the MB86391. Fig. 3.5 shows an example connection.
Audio ADC
LR_clock
Bit_clock
Data
MB86391
ASCLK
ALRCK
ACLK
ADATA
Audio input
interface
PLL
256fs
27MHz oscillation
MCLKI
Note: MCLKI must be in sync with ASCLK.
Fig. 3.5: Example audio input interface connection (Master mode)
Audio ADC
LR_clock
Bit_clock
Data
PLL
256fs
27MHz oscillation
MB86391
ASCLK
ALRCK
ACLK
ADATA
Audio input
interface
MCLKI
Note: MCLKI must be in sync with ASCLK.
Fig. 3.5: Example audio input interface connection (Slave mode)
MB86391
Product Specification
Rev. 1.1
12, November 2001
36