spm0423hm4h-wb Knowles Electronics, spm0423hm4h-wb Datasheet - Page 7

• Manufacturer Part Number: spm0423hm4h-wb
• Description: Digital Mini Sisonictm Microphone Specification - Halogen Free With Enhanced Rf Protection
• Manufacturer: Knowles Electronics

10. RECOMMENDED INTERFACE CIRCUIT
TIMING DIAGRAM
Data_H
Data_L
LABEL
Gnd
Gnd
V
DD
Select
Select
Clock
Data_H
Data_L
V
DD
Data_L mic
Data_H mic
Select
Knowles Acoustics, a division of Knowles Electronics, LLC.
High
Gnd
Gnd
Low
V
V
DD
DD
High Z
Valid
data
Falling clock edge
Rising clock edge
Drives data after
t
t
dz
dv
High Z
Valid
data
Clock
Data
SPM0423HM4H-WB
Falling clock edge
Rising clock edge
DSP
High-Z after
Release Level: ACTIVE
Sheet 7 of 11
Revision: B