CMEJ Series Electret Condenser Microphones
2019-08-14CUI’s CMEJ omnidirectional electret condenser microphones come in compact packages with diameters as small as 4 mm and depths as low as 1.3 mm. Available in surface-mount, solder pad, pin-type, or wire-lead termination packages, these highly economical microphones feature signal-to-noise ratios ranging from 60 dBA to 70 dBA, 0.5 µA current consumption, and a 2.2 KΩ output impedance.
Features
- Diameters from 4 mm to 7 mm
- Surface-mount, solder-pad, pin-type, or wire-lead terminations
- 0.5 µA current consumption
- 2.2 KΩ output impedance
- Operating voltages from 2 VDC to 4.5 VDC
- 100 Hz to 10,000 Hz operating frequency
- Profiles as low as 1.3 mm
- Omnidirectional directivity
- Top port
- Signal to noise ratios from 60 dBA to 70 dBA