date 08/05/2022

page 1 of 5

MODEL: CMC-5044TF-A | DESCRIPTION: ELECTRET CONDENSER MICROPHONE

cuidevices.com

FEATURES

• omnidirectional

• analog

• solder pads

ELECTRICAL

parameter

conditions/description

min

typ

max

units

directivity

omnidirectional

sensitivity (S)

at 1 kHz (0 dB = 1 V/Pa)

-47

-44

-41

dB

supply voltage (VDD)

2.0

10

V

current consumption

VDD = 2.0 V, RL = 2.2 kΩ

0.5

mA

sensitivity reduction

VDD = 2.0 ~ 1.5 V

-3

dB

frequency (f)

100

20,000

Hz

signal to noise ratio (S/N)

at 1 kHz, Pin = 1 Pa (A-weighted)

60

dBA

total harmonic distortion (THD)

at 115 dB SPL, 1 kHz

10

%

acoustic overload point (AOP)

at 1 kHz

115

dB SPL

output impedance (Zout)

at 1 kHz

2.2

kΩ

Notes:

1. All specifications measured at 5~35°C, humidity at 45~85%, under 86~106 kPa pressure, unless otherwise noted.

ENVIRONMENTAL

parameter

conditions/description

min

typ

max

units

operating temperature

-20

70

°C

storage temperature

-20

70

°C

hand soldering

for 2±0.5 seconds

310

320

330

°C

RoHS

yes

Additional Resources: Product Page | 3D Model