All Products


MEMS Microphones MEMS Audio SM 125dBSPL 63dB

  • Manufacturer: STMicroelectronics
  • Origchip NO: 761-MP33AB01TR
  • Package: -
  • Datasheet: PDF
  • Stock: 390
  • Description: MEMS Microphones MEMS Audio SM 125dBSPL 63dB(Kg)

Purchase & Inquiry



You may place an order without registering to XINJIADA.
We strongly suggest you sign in before purchasing as you can track your order in real time.

Means of Payment

For your convenience, we accept multiple payment methods in USD, including PayPal, Credit Card, and wire transfer.

RFQ (Request for Quotations)

It is recommended to request for quotations to get the latest prices and inventories about the part.
Our sales will reply to your request by email within 24 hours.


1. You'll receive an order information email in your inbox. (Please remember to check the spam folder if you didn't hear from us).
2. Since inventories and prices may fluctuate to some extent, the sales manager is going to reconfirm the order and let you know if there are any updates.

Shipping Cost

Shipping starts at $40, but some countries will exceed $40. For example (South Africa, Brazil, India, Pakistan, Israel, etc.)
The basic freight (for package ≤0.5kg or corresponding volume) depends on the time zone and country.

Shipping Method

Currently, our products are shipped through DHL, FedEx, SF, and UPS.

Delivery Time

Once the goods are shipped, estimated delivery time depends on the shipping methods you chose:

FedEx International, 5-7 business days.

The following are some common countries' logistic time.



Shape Rectangular
Packaging Tape & Reel (TR)
Size / Dimension 0.148Lx0.116W 3.76mmx2.95mm
Part Status Obsolete
Moisture Sensitivity Level (MSL) 3 (168 Hours)
Termination Solder Pads
Type MEMS (Silicon)
Max Operating Temperature 100°C
Min Operating Temperature -30°C
HTS Code 8542.39.00.01
Depth 1mm
Current Rating 250μA
Frequency 100Hz
Base Part Number MP33
Output Type Analog
Operating Supply Voltage 2.2V
Max Supply Voltage 3.6V
Min Supply Voltage 1.5V
Operating Supply Current 250μA
Direction Omnidirectional
Voltage Range 1.5V~3.6V
Frequency Range 100Hz~10kHz
Signal to Noise Ratio (SNR) 63 dB
Sensitivity -38dB ±3dB @ 94dB SPL
Port Location Bottom
S/N Ratio 63dB
Height 1.1mm
Radiation Hardening No
RoHS Status ROHS3 Compliant
Lead Free Lead Free
See Relate Datesheet
How can we help you?