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Microphones

Housed in compact packages with profiles as low as 0.90 mm, Same Sky’s electret condenser microphones and MEMS microphones offer a variety of performance options to meet the voice capture and audio recording needs of your next design. Our microphones are available with omnidirectional, unidirectional, and noise canceling directivity, while featuring sensitivity ratings from -54 up to -24 dB, signal to noise ratios from 55 up to 72 dBA, and wide frequency ranges up to 20,000 Hz.

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Microphone Type

Electret Condenser

MEMS

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Output Type

Analog

Digital PDM

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Directivity

Noise Cancelling

Omnidirectional

Unidirectional

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Port Location

Bottom

Top

Top & Bottom

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Sensitivity (dB)

-54

-47

-44

-42

-40

-38

-37

-36

-32

-28

-26

-25

-24

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Sensitivity Tolerance (dB)

±1

±2

±3

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Curr. Consumption (µA)

Min

Max

0.5

150

160

175

400

500

540

600

650

670

680

750

860

1120

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Operating Voltage (Vdc)

1.3 ~ 3.6

1.5 ~ 3.6

1.6 ~ 3.6

1.65 ~ 3.6

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Operating Freq. (Hz)

20 ~ 10000

20 ~ 20000

50 ~ 10000

50 ~ 20000

70 ~ 20000

100 ~ 10000

100 ~ 12000

100 ~ 20000

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Signal : Noise Ratio (dBA)

Min

Max

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Termination

Pin Type

Solder Pads

Surface Mount

Wire Leads

Wire Leads with Connector

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Shape

Rectangular

Round

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Length (mm)

Min

Max

2.75

3.5

3.76

4.6

4.72

9.4

9.7

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Width (mm)

Min

Max

1.85

2.24

2.65

2.95

3.76

4.6

9.4

9.7

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Height (mm)

Min

Max

0.9

0.95

0.98

1.1

1.2

1.25

1.3

1.5

1.8

2.2

2.7

2.9

3.3

3.6

4.5

5.2

6.5

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IP Rating

IP57

No IP Rating

IP65

IP67

IPX7

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Results 12

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	Directivity	Sensitivity (dB)	Sensitivity Tolerance (dB)	Operating Voltage (Vdc)	Operating Freq. (Hz)	Signal : Noise Ratio (dBA)	Termination	Shape	Dimensions LxWxH (mm)
CMM-2718AT-38164W-TR	Omnidirectional	-38	±1	1.5 ~ 3.6	20 ~ 20000	64	Surface Mount	Rectangular	2.75 x 1.85 x 1
CMM-2718AB-38162W-TR	Omnidirectional	-38	±1	1.5 ~ 3.6	20 ~ 20000	62	Surface Mount	Rectangular	2.75 x 1.85 x 0.9
CMM-2718AB-38164W-TR	Omnidirectional	-38	±1	1.5 ~ 3.6	20 ~ 20000	64	Surface Mount	Rectangular	2.75 x 1.85 x 0.9
CMC-4013-2-SMT-TR	Omnidirectional	-42	±3	2	20 ~ 20000	58	Surface Mount	Round	4 x 4 x 1.3
CMC-4015-40L100	Omnidirectional	-40	±3	2	20 ~ 20000	58	Wire Leads	Round	4 x 4 x 1.5
CMC-6036-40L100	Omnidirectional	-40	±2	3	20 ~ 20000	56	Wire Leads	Round	6 x 6 x 3.6
CMC-6036-40T	Omnidirectional	-40	±2	3	20 ~ 20000	56	Solder Pads	Round	6 x 6 x 3.6
CMC-6022-42P	Omnidirectional	-42	±3	2	20 ~ 20000	58	Pin Type	Round	6 x 6 x 2.2
CMC-9745-44P	Omnidirectional	-44	±3	3	20 ~ 20000	60	Pin Type	Round	9.7 x 9.7 x 4.5
CME-1538-100LB	Omnidirectional	-38	±3	2	20 ~ 20000	58	Wire Leads	Round	4 x 4 x 1.5
CMB-6544PF	Omnidirectional	-44	±3	4.5	20 ~ 20000	60	Pin Type	Round	9.4 x 9.4 x 6.5
CMA-4544PF-W	Omnidirectional	-44	±2	3	20 ~ 20000	60	Pin Type	Round	9.7 x 9.7 x 4.5