KAS-700-0149

KAS-700-0149 Mics on Flex, 2 Pack, SPM0687LR5H-1, WINFREY, Bottom Port Differential Analog Knowles analog microphone exclusively for far field IoT/ANC applications mounted on flexable bias boards ASSEMBLY OVERVIEW KAS-700-0049 MIC ON FLEX BOM
Bottom Port differential analog microphone mounted to flexible bias board.
SPM0687LR5H-1, Bottom port differential analog microphone
For use with Knowles “Muskie” Microphone Evaluation Kit. Part# KAS-33100-0004
BYPASS CAPACITOR, 0.1uF, 0.1 F ±10% 16V, X5R, 0402
KCB3924 FLEX CIRCUIT PCB
70dB Signal to Noise Ratio (SNR) enables far-field voice pick up for IoT applications.
130dB Acoustic Overload Point (AOP) provides a large dynamic range for barge-in applications.
Differential mode configuration improves noise immunity to power supply variations, allowing extension of microphone PCB traces. KEY MICROPHONE PARAMETERS SPECIFICATIONS Signal-to-noise ratio (SNR) 70 dB (A) Acoustic Overload Point (10% AOP) 130 dB SPL Low Frequency Roll Off (LFRO) < 13 Hz Bandwidth (±3dB) 13 kHz Current consumption (uA)* 300 uA Sensitivity and Tolerance Supply voltage (V) -40 +/- 1 dB (Single Ended) -34.75 +/- 1 dB (Differential) 2.75 V Interface Analog Port location Bottom Port Package dimensions 4.72 x 3.76 x 1.24 mm FLEX CIRCUIT DIMENSIONS FLEX CIRCUIT PINOUTS The table below shows the pinout for the flex connector. The same connector can be used for all microphone flexes, regardless of port orientation or electrical interface. Flex Pin# Flex Marking 1 G Ground 2 P Power 3 O+ Data 4 O- Bit Clock 5 - NC 6 G Ground Signal ADDITIONAL INFORMATION For inquiries, please visit the Knowles website at https://www.knowles.com/subdepartment/evaluationkits/dpt-microphones/subdpt-sisonic-surface-mount-mems Or contact your nearest Knowles representative. DISCLAIMER INFORMATION The information given in this document shall in no event be regarded as a guarantee of conditions or characteristics. With respect to any examples given herein, any typical values stated herein and/or any information regarding the application of the device, Knowles Electronics, LLC hereby disclaims any and all warranties and liabilities of any kind, including without limitation warranties of non-infringement of intellectual property rights of any third party. For further information on technology, delivery terms and conditions and prices, please contact a Knowles representative. © 2019, Knowles Electronics, LLC, Itasca, IL USA. All Rights Reserved. Knowles and the logo are trademarks of Knowles Electronics, LLC.