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SPM0204UD5 |
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| Part Number | SPM0204UD5 |
| Manufacturer | ETC |
| Description | AND APPLICATION 1.1. Description Surface Mount Wide-Band Ultrasonic Acoustic Sensor 1.2. Applications Hand held telecommunication devices, Positioning Sensing, Pneumatic Flow Sensing 2. PART MARKING ... |
| Features |
L A-weighted @ 1kHz (0dB=1V/Pa) @ 1kHz (0dB=1V/Pa) across 1.5 to 3.6 volts @ 1kHz (0dB=1V/Pa) Condition Omni-directional 10k -51 n/a 0.100 55 1.5 n/a -47 n/a n/a 59 n/a 35 65k -43 300 0.250 n/a 3.6 n/a Hz dB
Ω
Min.
Limits Nom.
Max.
Unit
mA dB V dBA SPL dB dB
Change in sensitivity over 3.6v to No Change Across Voltage 1.5v Range At 100dB SPL, THD < 1% At 115dB SPL, THD = < 10%
5. FREQUENCY RESPONSE CURVE
Knowles Acoustic MEMS Ultrasonic Sensor Frequency Response (Nominal Sensativity 0 = -47dBv/Pa)
30
20
10 M agnitude (dB)
0
-10
-20
-30 10,000
www.DataSheet4U.com
20,000
30,000
4... |
| Document |
 SPM0204UD5 Data Sheet
PDF 1.20MB |
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