| Part Number | SPH0644LM4H-1 | Manufacturer | Knowles |
|---|---|---|---|
| Description | SILICON DIGITAL MICROPHONE | Lead Free Status / RoHS Status | Lead free / RoHS Compliant |
| Quantity Available | 177061 pcs | Data sheet | SPH0644LM4H-1.pdf |
| Voltage Range | 1.6V ~ 3.6V | Type | MEMS (Silicon) |
| Termination | Solder Pads | Size / Dimension | 0.138" L x 0.104" W (3.50mm x 2.65mm) |
| Shape | Rectangular | Series | SiSonic™ SPH |
| Sensitivity | -37dB ±1dB @ 94dB SPL | S/N Ratio | 65.5dB |
| Ratings | - | Port Location | Bottom |
| Packaging | Tape & Reel (TR) | Output Type | Digital, PDM |
| Other Names | 423-1424-2 CORNELL SPH0644LM4H-1-8 |
Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
| Lead Free Status / RoHS Status | Lead free / RoHS Compliant | Height (Max) | 0.043" (1.08mm) |
| Frequency Range | 20Hz ~ 10kHz | Direction | Omnidirectional |
| Detailed Description | 20Hz ~ 10kHz Digital, PDM Microphone MEMS (Silicon) 1.6V ~ 3.6V Omnidirectional (-37dB ±1dB @ 94dB SPL) Solder Pads | Current - Supply | 1.4mA |
| FEDEX | www.FedEx.com | From $35.00 basic shipping fee depend on zone and country. |
|---|---|---|
| DHL | www.DHL.com | From $35.00 basic shipping fee depend on zone and country. |
| UPS | www.UPS.com | From $35.00 basic shipping fee depend on zone and country. |
| TNT | www.TNT.com | From $35.00 basic shipping fee depend on zone and country. |




