92HD87 データシートの表示（PDF） - Integrated Device Technology

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92HD87

SINGLE CHIP PC AUDIO SYSTEM / 40-pad QFN RoHS package

Integrated Device Technology 

92HD87

SINGLE CHIP PC AUDIO SYSTEM, CODEC+STEREO SPEAKER AMPLIFIER+CAPLESS HP+LDO

Figure 4. Stereo Digital Microphone Configuration

Digital

Microphones

Off-Chip On-Chip

External

Multiplexer

DMIC_0

Or

DMIC_1

Pin

On-Chip

Multiplexer

STEREO

ADC0 or 1

PCM

Stereo Channels

Output

DMIC_CLK

Pin

DMIC_0

Or

DMIC_1

DMIC_CLK

Valid

Data R

Right

Channel

Valid

Data L

Left

Channel

Valid

Data R

Valid

Data L

Valid

Data R

Note: Some Digital Microphone Implementations support data on either edge, therefore, the

external mux may not be required.

IDT CONFIDENTIAL

21

©2009 INTEGRATED DEVICE TECHNOLOGY, INC.

V 0.995 01/11

92HD87

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