SPM0423HE4H Knowles Acoustics, SPM0423HE4H Datasheet - Page 7

• Manufacturer Part Number: SPM0423HE4H
• Description: MIC SISONIC SMD 1.5-5.5V MINI
• Manufacturer: Knowles Acoustics
• Series: SiSonic™r
• Type: MEMS (Silicon) - Analogr

Specifications of SPM0423HE4H

• Sensitivity: -26dB ±4dB
• Voltage - Rated: 1.6 ~ 3.6V
• Current: 600µA
• Size / Dimension: Rectangular - 4.72mm L x 3.76mm W x 1.25mm H
• S/n Ratio: 56dB
• Frequency: 100Hz ~ 8kHz
• Termination: Surface Mount
• Direction: Omnidirectional
• Port Location: Top
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Impedance: -
• Filter Type: -
• Other names: SPM0405HE4H; SPM0405HE4H

9. RECOMMENDED INTERFACE CIRCUIT
Label:
Data2
Data1
Gnd
Vdd
Gnd
Vdd
L/R
L/R
Data2 mic
Data1 mic
High
L/R:
Low
Knowles Acoust ics, a division of Knowles
CONFI DENTI AL – DO NOT DI STRI BUTE
Elect r onics, LLC.
Falling clock edge
Rising clock edge
Drives data after:
SPM0405HE4H
Falling clock edge
Rising clock edge
Clock
Data
High-Z after:
DSP
Revision: D
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