# SPH0645LM4H-B (Component) ## Description 20 Hz ~ 10 kHz Digital, I²S Microphone MEMS (Silicon) 1.62 V ~ 3.6 V Omnidirectional (-26dB ±3dB @ 94dB SPL) Solder Pads ## Component Details - **Owner:** vasy_skral - **Created:** 10/26/2022 - **Last Updated:** 1/17/2025 - **Visibility:** Public - **Manufacturer Name:** Knowles - **License:** https://creativecommons.org/licenses/by/4.0/ - **Part Type:** Sensor - **Datasheet URL:** https://media.digikey.com/pdf/Data%20Sheets/Knowles%20Acoustics%20PDFs/SPH0645LM4H-B.pdf - **Symbol Style:** Parametric - **Manufacturer Part Number:** SPH0645LM4H-B - **Used in:** 546 projects - **Stars:** 3 - **Forks:** 2 ## Distributor Pricing (qty 1) *Pricing shown for quantity 1. For price breaks and other quantities, open in Flux.* | Distributor | Unit Price (qty 1) | Stock | |------------|--------------------|-------| | [Digi-Key](https://www.digikey.com/en/products/detail/knowles/SPH0645LM4H-B/5332440) | $2.74 | 359K | | [Mouser](https://www.mouser.com/ProductDetail/Syntiant/SPH0645LM4H-B?qs=vWxAESdW%252B03xAMCR63JEHA%3D%3D) | N/A | N/A | - **Part Type:** Sensors - **Manufacturer:** Knowles - **MPN:** SPH0645LM4H-B - **Mount Type:** Solder - **Pin Count:** 6 ## Pins | Pin | Name | Type | |-----|------|------| | 1 | WS | | | 2 | SELECT | | | 3 | GND | | | 4 | BCLK | | | 5 | VDD | | | 6 | DATA_OUT | | --- *Generated from [https://www.flux.ai/vasy_skral/sph0645lm4h-b~ymg](https://www.flux.ai/vasy_skral/sph0645lm4h-b~ymg)*