# Knowles IA611 “SmartMic” (Component) ## Description The IA611 SmartMic is an "always-on" Audio Processor featuring Voice Wake and Voice ID keyword detector, a two-second buffer', and Knowles' proven high performance acoustic SiSonic™ MEMS microphone technology in a single, miniature, top-port package. The IA611 offers flexibility by supporting the most relevant audio and data interfaces. Its integrated programmable DSP with 248 kBytes of RAM is available for customer and 3rd party algorithms, enabling unlimited creativity. The solution pushes the system performance to ultra-low power with its custom core design, and accelerates time to market with its highly integrated combination of hardware, software, and firmware. ## Component Details - **Owner:** jharwinbarrozo - **Created:** 11/11/2025 - **Last Updated:** 11/11/2025 - **Visibility:** Public - **Manufacturer Part Number:** IA611 - **Manufacturer Name:** Knowles - **Package or Case Code:** SMT_HM7H-1-6_KNO - **Datasheet URL:** https://mm.digikey.com/Volume0/opasdata/d220001/medias/docus/4568/IA611_v1.2.pdf - **Part Type:** Microphone - **Used in:** 1 project ## 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/syntiant/IA611/13692621) | N/A | N/A | | [Mouser](https://www.mouser.com/ProductDetail/Knowles/IA611?qs=HoCaDK9Nz5dnxEjY9O0ywQ%3D%3D) | N/A | N/A | - **Part Type:** Integrated Circuits - **Sub-Type:** Logic - **Manufacturer:** Knowles - **MPN:** IA611 - **Mount Type:** Through Hole - **Package / Case Code:** TO - **Pin Count:** 9 - **Logic Function:** AND ## Pins | Pin | Name | Type | |-----|------|------| | 1 | VDD | | | 2 | LDOD | | | 3 | P0 | | | 4 | P2 | | | 5 | P1 | | | 6 | P3 | | | 7 | GND | | | 8 | P4 | | | 9 | P5 | | --- *Generated from [https://www.flux.ai/jharwinbarrozo/knowles-ia611-smartmic~1c3](https://www.flux.ai/jharwinbarrozo/knowles-ia611-smartmic~1c3)*