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MP34DB02TR is listed in the Microphones range at ChipApex. The manufacturer field lists STMicroelectronics. Its product description is MIC MEMS DIGITAL PDM OMNI -26DB. Review the specifications below when checking this part for your BOM.
Microphones specifications for MP34DB02TR
- Description：MIC MEMS DIGITAL PDM OMNI -26DB
- Series：-
- Mfr：STMicroelectronics
- Package：Tape & Reel (TR),Cut Tape (CT)
- Type：MEMS (Silicon)
- Output Type：Digital, PDM
- Direction：Omnidirectional
- Frequency Range：20 Hz ~ 20 kHz
- Sensitivity：-26dB ±3dB @ 94dB SPL
- S/N Ratio：62.6dB
- Impedance：-
- Voltage Range：1.64 V ~ 3.6 V
- Current - Supply：650 µA
- Port Location：Bottom
- Ratings：-
- Termination：Solder Pads
- Size / Dimension：0.157" L x 0.118" W (4.00mm x 3.00mm)
- Height (Max)：0.043" (1.10mm)
- Shape：Rectangular
- Grade：-
- Qualification：-
- Voltage - Rated：1.8 V
Microphones datasheet and documents for MP34DB02TR
Microphones Overview
The MP34DB02TR is a digital MEMS microphone manufactured by STMicroelectronics. It operates within a voltage range of 1.64V to 3.6V and features an omnidirectional acoustic response with a signal-to-noise ratio of 62.6dB. The device utilizes a bottom-port design and is housed in a compact RHLGA package with four pins, measuring 4.1 x 3.1 x 1.1mm. It supports operation across an extended temperature range from -40°C to +85°C.
Microphones Feature Summary
- Omnidirectional digital sound sensing capability
- Bottom-port acoustic interface design
- EMI-shielded surface-mount packaging
Microphones Applications
- Voice recognition systems
- Smart home devices
- Wearable audio electronics
Microphones Procurement Notes
Verify the specific ordering suffix to confirm the exact tape-and-reel quantity and shipping configuration. Ensure the component matches the required RoHS compliance standards for your region. Confirm that the RHLGA package dimensions align with your PCB footprint requirements before finalizing procurement orders.
Microphones Selection Notes
Select this component when a low-profile, digitally interfaced microphone is required for space-constrained designs. The bottom-port architecture facilitates effective acoustic coupling in tight enclosures. Consider the specified operating voltage range and temperature stability to ensure compatibility with the target system's power supply and environmental conditions.
Microphones Part Context
This part belongs to the MP34 series of digital MEMS microphones from STMicroelectronics. These sensors integrate a capacitive sensing element with a CMOS IC interface to provide PDM output. The series is designed for applications requiring high reliability and consistent performance in consumer electronics and IoT devices.
Microphones Replacement Considerations
Consult official manufacturer documentation for verified substitute part numbers. Cross-reference pin configurations and electrical specifications carefully when evaluating alternatives.
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