SPM0208HD5-2 Knowles Acoustics, SPM0208HD5-2 Datasheet - Page 3

• Manufacturer Part Number: SPM0208HD5-2
• Description: Microphone
• Manufacturer: Knowles Acoustics

Specifications of SPM0208HD5-2

• Transducer Function: Microphone
• Device Type: Microphone
• Directivity: Omni
• Connector Type: SMD
• Sensitivity: -22
• Length: 4.72mm
• Supply Voltage: 3.6V
• Supply Voltage Max: 3.6V
• Filter Type: Standard
• Supply Voltage Min: 1.5V
• Drain Current Max: 0.35mA

Sensitivity Loss across
Maximum Input Sound
Typical Input Referred
Current Consumption
Signal to Noise Ratio
Output impedance
Supply Voltage
Sensitivity
Directivity
Voltage
4. ACOUSTIC & ELECTRICAL SPECIFICATIONS
5. FREQUENCY RESPONSE CURVE
Noise
Level
Symbol
Z
ENL
I
S/N
DSS
Vs
OUT
S
Knowles Acoust ics, a division of Knowles
Change in sensitivity over 3.6v
across 1.5 to 3.6 volts
@ 1kHz (0dB=1V/Pa)
@ 1kHz (0dB=1V/Pa)
@ 1kHz (0dB=1V/Pa)
Elect r onics, LLC.
Omni-directional
A-weighted
Condition
to 1.5v
At 115dB SPL, THD = < 10%
At 100dB SPL, THD < 1%
SPM0208HD5
0.100
Min.
No Change Across Voltage
-26
n/a
1.5
n/a
55
Range
Limits
Nom.
-22
n/a
n/a
n/a
59
35
Revision: C
0.350
Max.
300
-18
n/a
3.6
n/a
3 of 10
dBA SPL
Unit
mA
dB
dB
dB
dB
V