| Model Number |
| MSM421A3729H9KRMC |
MSM42A3722H9KN |
| Model Name |
| MEMS MSM421A3729H9KRMC |
MEMS MSM42A3722H9KN |
| Category |
| MEMS Microphones |
MEMS Microphones |
| Brand |
| MEMS |
MEMS |
| Description |
| Omnidirectional -42dB 200Ω 58dB LGA-4(3x3.8) MEMS Microphones ROHS |
Omnidirectional -42dB 200Ω 57dB LGA-4(2.2x3.8) MEMS Microphones ROHS |
| RoHS |
| Lead free / RoHS Compliant |
Lead free / RoHS Compliant |
| Unit |
| Piece |
Piece |
| Weight: |
| 1.000 grams / 0.035274 oz |
1.000 grams / 0.035274 oz |
| Package / Case |
| LGA-4(3x3.8) |
LGA-4(2.2x3.8) |
| Package / Arrange |
| Tape & Reel (TR) |
Tape & Reel (TR) |
| Battery |
| No |
No |
| ECCN |
| - |
- |
| Supply Voltage |
| 1.5V~3.6V |
1.5V~3.6V |
| Direction |
| Omnidirectional |
Omnidirectional |
| Current Consumption |
| 150uA |
150uA |
| Sensitivity |
| -42dB |
-42dB |
| Impedance |
| 200Ω |
200Ω |
| SNR(Signal to Noise Ratio) |
| 58dB |
57dB |
