SPM0405HE4H Description
AND APPLICATION 1.1 Description Digital Surface Mount Silicon Microphone with RF Protection Halogen Free 1.2 Application Hand-held consumer electronic devices 2. PART MARKING Identification Number Pin 1 Identification Number Convention S123 4567 S: Manufacturing Location “S” Knowles Electronics Suzhou Suzhou, China “No Alpha Character” Knowles Electronics Itasca Itasca, IL USA “E” Engineering Samples Digits 1.