SPM0406HE3H-SB
Differential SiSonic
TM
Microphone
With Enhanced RF Protection
The SPM0406HE3H-SB is a miniature, high-
performance, low power, top port silicon
microphone. Using Knowles’ proven high
performance SiSonic
TM
MEMS technology,
the SPM0406HE3H-SB consists of an
acoustic sensor, a low noise input buffer,
and an output differential amplifier. These
devices are suitable for applications such as
cellphones, smart phones, laptop
computers, sensors, digital still cameras,
portable music recorders, and other
portable electronic devices where excellent
wideband audio performance and RF
immunity are required.
Features:
Differential Outputs
Up to 20dB of Gain
Enhanced RF protection
Operation to 5v
Ultra-Stable Performance
Standard SMD Reflow
Omnidirectional
Revision: E
Sheet 1 of 11
2/28/2013
©2012 Knowles Electronics
KNOWLES [ KNOWLES ELECTRONICS ]
