SPM1437HM4H-B related parameters_SPM1437HM4H-B PDF documentation_Knowles

Microphones

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Specifications

Description	Details
Series	SiSonic™
Package	Tape & Reel (TR)Cut Tape (CT)Digi-Reel®
Type	MEMS (Silicon)
Output Type	Digital, PDM
Direction	Omnidirectional
Frequency Range	100Hz ~ 10kHz
Sensitivity	-22dB ±3dB @ 94dB SPL
S/N Ratio	61.5dB
Impedance	-
Voltage - Rated	-
Voltage Range	1.6V ~ 3.6V
Current - Supply	500µA
Port Location	Top
Ratings	-
Termination	Solder Pads
Size / Dimension	0.186"" L x 0.148"" W (4.72mm x 3.76mm)
Height (Max)	0.049"" (1.25mm)
Shape	Rectangular

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