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Same model may have multiple batches, images only for reference.
SPH0644LM4H
Same model may have multiple batches, images only for reference.

SPH0644LM4H

Part No SPH0644LM4H
Manufacturer Knowles
Catalog Microphones
Description MIC MEMS DIGITAL PDM OMNI -37DB
Sample
Rohs State Need to verify
ECAD Module
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Products specifications Report Issue?

Category Audio Products - Microphones
Mfr Knowles
Series SiSonic™ SPH
Package Tray
Product Status Obsolete
Type MEMS (Silicon)
Output Type Digital, PDM
Direction Omnidirectional
Sensitivity -37dB ±1dB @ 94dB SPL
S/N Ratio 65.5dB
Voltage - Rated 1.8 V
Voltage Range 1.6 V ~ 3.6 V
Current - Supply 1.4 mA
Port Location Bottom
Termination Solder Pads
Size / Dimension 0.138" L x 0.104" W (3.50mm x 2.65mm)
Height (Max) 0.039" (0.98mm)
Shape Rectangular
Standard Package 1 pcs
Moisture Sensitivity Level (MSL) 1 (Unlimited)
ECCN OBSOLETE
Win Source Part Number 934856-SPH0644LM4H
Ultra Librarian 3D Model Ultra Librarian SPH0644LM4H CAD Model

Description

The Knowles SiSonic™ SPH0644LM4H is an obsolete MEMS microphone.

  • Output Type: Digital, PDM
  • Direction: Omnidirectional
  • Rated Voltage: 1.8 V
  • Sensitivity: -37dB ±1dB @ 94dB SPL
  • S/N Ratio: 65.5dB
  • Package: Tray
  • Size: 0.138" L x 0.104" W (3.50mm x 2.65mm)
  • Height: 0.039" (0.98mm)
  • Voltage Range: 1.6 V to 3.6 V
  • Product Status: Obsolete

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Pricing & Ordering

Quantity Unit Price Ext. Price
65+ $0.9078 $59.0070
160+ $0.7450 $119.2000
240+ $0.7219 $173.2560
335+ $0.6988 $234.0980
430+ $0.6757 $290.5510
575+ $0.6052 $347.9900
* Prices exclude shipping and taxes. Shipping costs are calculated at checkout.
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Availability: 2,970 pieces
MOQ: 65 pcs
Order Increment : 1 pcs
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