For Reference Only
| Part Number | SPH0644HM4H-1 |
| LIXINC Part # | SPH0644HM4H-1 |
| Manufacturer | Knowles |
| Category | Audio Products › Microphones |
| Description | MICROPHONE MEMS DIGITAL PDM OMNI |
| Lifecycle | Active |
| RoHS | No RoHS Information |
| EDA/CAD Models | SPH0644HM4H-1 PCB Footprint and Symbol |
| Warehouses | USA, Europe, China, Hong Kong SAR |
| Estimated Delivery | Jan 23 - Jan 27 2026(Choose Expedited Shipping) |
| Warranty | Up to 1 year [Limited-Warranty]* |
| Payment |
|
| Shipping | ![]() |
| Part Number: | SPH0644HM4H-1 |
| Brand: | Knowles |
| Lifecycle: | Active |
| RoHS: | Lead free / RoHS Compliant |
| Category: | Audio Products |
| Subcategory: | Microphones |
| Manufacturer: | Knowles |
| Series: | SiSonic™ SPH |
| Package: | Tape & Reel (TR)Cut Tape (CT) |
| Part Status: | Obsolete |
| Type: | MEMS (Silicon) |
| Output Type: | Digital, PDM |
| Direction: | Omnidirectional |
| Frequency Range: | 50 Hz ~ 10.0 kHz |
| Sensitivity: | -36dB ±1dB @ 94dB SPL |
| S/N Ratio: | 58dB |
| Impedance: | - |
| Voltage - Rated: | - |
| Voltage Range: | 1.6 V ~ 3.6 V |
| Current - Supply: | 1.025 mA |
| Port Location: | Top |
| Ratings: | - |
| Termination: | Solder Pads |
| Size / Dimension: | 0.138" L x 0.104" W (3.50mm x 2.65mm) |
| Height (Max): | 0.037" (0.95mm) |
| Shape: | Rectangular |
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| In Stock | 10881 - More on Order |
|---|---|
| Quote Limit | No Limit |
| Lead-Time | To be Confirmed |
| Minimum | 1 |
Warm Tips: Please fill out the form below. We will contact you as soon as possible.
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1 | $1.29000 | $1.29 |
| 5900 | $0.78601 | $4637.459 |
Lixinc will offer the most competitive prices for you, please refer to the quotations.
Please feel free to contact us for details.