Infineon IM63D135A Digital MEMS Microphone
Part of the renowned XENSIV™ lineup and geared for high-performance environments
The Infineon IM634D135A is a high-performance digital MEMS microphone designed to meet the AEC-Q103-003 automotive quality standard. Engineered for superior audio performance in harsh environments, it is ideal for external sound detection, active noise cancellation (ANC), and road noise cancellation (RNC) applications.
Featuring a digital PDM interface and exceptional robustness for high sound pressure levels (SPL), this microphone ensures clear audio capture even in demanding conditions.
Features - AEC-Q103-003 qualified – Automotive-grade reliability
- IP57-rated – Dust and water-resistant for enhanced durability
- Very high AOP: 135 dB SPL – Handles extreme sound levels with minimal distortion
- Operating temperature range: -40°C to 105°C
- Flat frequency response down to 7 Hz – Captures low-frequency sounds accurately
- Digital PDM output – Efficient signal transmission
- High dynamic range & low distortion (THD < 1%) – Ensures clear audio at high SPL levels
- Compact surface-mount package – Easy integration into space-constrained designs
| Benefits - Superior wind-noise resistance for clear sound pickup
- Flat frequency response & low-frequency roll-off for natural sound reproduction
- Extended temperature range for use in extreme conditions
- Long product availability ensuring design longevity
- Automotive-qualified for reliability in vehicle applications
- Close sensitivity & phase matching for consistent performance across multiple units
- Crystal-clear speech capture even in high-noise environments
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Applications - External sound sensing – Detects sirens and ambient noises for enhanced safety
- Active Noise Cancellation (ANC) / Road Noise Cancellation (RNC) – Reduces unwanted sound for improved in-car audio experience
| - Hands-free calling & voice control – Enables clear communication from both interior and exterior microphones
- Road condition detection – Helps identify environmental and surface conditions for vehicle systems
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The Infineon IM634D135A is the ideal solution for automotive and industrial applications requiring high-performance digital MEMS microphones with robust durability and superior noise-handling capabilities.
