TC-32348-000

Overview

The Knowles TC-32348-000 is a high-performance MEMS microphone designed for demanding audio applications. It features a digital PDM output interface, ensuring compatibility with standard digital audio processors and SoCs. The device integrates an ASIC for signal conditioning, providing high sensitivity and low noise performance. Its compact form factor allows for integration into space-constrained portable electronics. The component operates within specified voltage ranges and supports standard I2S/PDM protocols for reliable data transmission in consumer devices.

Feature Summary

• Digital PDM output interface for direct connection to digital audio processors
• Integrated ASIC for high sensitivity and low noise performance
• Compact MEMS design suitable for space-constrained portable electronics

Applications

• Smartphones and mobile communication devices
• Voice assistants and smart speakers
• Laptops and tablets

Procurement Notes

Verify the specific suffix codes on the datasheet or official ordering guide to ensure correct packaging and tape-and-reel specifications. Confirm that the selected variant matches the required operating temperature range and acoustic performance metrics for your target application environment before finalizing procurement.

Selection Notes

Select this component when a digital PDM microphone is required for high-fidelity voice capture in portable devices. Ensure the host processor supports the PDM interface protocol. Consider the physical dimensions and mounting requirements to verify compatibility with the PCB layout and enclosure design constraints of the end product.

Part Context

This part belongs to Knowles' portfolio of MEMS microphones, which are widely used in consumer electronics for voice and audio recording. The TC series typically offers robust performance in noisy environments, leveraging advanced acoustic chamber designs to enhance signal-to-noise ratio and durability compared to older analog counterparts.

Replacement Considerations

Consult the official Knowles replacement matrix for verified cross-reference part numbers. Ensure any substitute maintains identical pinout, interface protocol (PDM), and acoustic characteristics to avoid redesigning the host circuitry or software drivers.