MEMS Microphones

Akustica

New Products:

BMU551 and BMU563

 

BMU551R & BMU563R
Single-Ended Analog-Output

• 3.50 x 2.65 mm2 top- and bottom-port
• 66dB SNR
• <1% THD to 118dB SPL                     

More information

 

BMU537R

BMU537R
Differential Analog-Output

          • 3.35 x 2.50 x 0.98 mm3 bottom-port
          • 66dB SNR
          • 130dB SPL AOP with <1% THD to 124dB SPL  

More information

 Full Portfolio Analog Microphones

P/N

Port
Location

Package
Size
(mm3)

Nominal
Sensitivity
(dBV/Pa)

Sensitivity
Tolerance
(dBV/Pa)

SNR
(dB) 

AOP
(dB SPL)

Current
(uA)

BMU551R

Top

3.50 x 2.65 x 1.0

-38

+/- 1

66

124

205

BMU563R

Bottom

3.50 x 2.65 x 0.98

-38

+/- 1

66

123

60

BMU537R

Bottom

3.35 x 2.50 x 0.98

-38

+/- 1

65

130

245

AKU350

Bottom

3.50 x 2.65 x 0.98

-38

+/- 1

66

123

205

AKU151

Top

3.42 x 1.70 x 0.93

-38

+/- 1

65

124

60

AKU143

Top

3.76 x 2.95 x 1.1

-42

+/- 1

65

126

155

AKU142

Top

3.76 x 2.95 x 1.1

-38

+/- 2

63

123

250

AKU340

Bottom

3.35 x 2.50 x 1.0

-38

+/- 2

62

123

250

Refer to datasheets for detailed specifications

Full Portfolio Digital Microphones

P/N

Port
Location

Package
Size
(mm3)

Nominal
Sensitivity
(dBFS)

Sensitivity
Tolerance
(dBFS)

SNR
(dB) 

AOP
(dB SPL)

Current
(uA)

        

AKU250P

Top

4 x 3 x 1

-26

+/- 1

65

120

775

AKU250

Top

4 x 3 x 1

-26

+/- 3

65

120

775

AKU450P

Bottom

3.50 x 2.65 x 0.98

-26

+/- 1

65

120

730

AKU450

Bottom

3.50 x 2.65 x 0.98

-26

+/- 3

65

120

730

AKU243

Top

4 x 3 x 1

-26

+/- 3

64

118

800

AKU241

Top

4 x 3 x 1

-26

+/- 1

63

116

865

AKU242

Top

4 x 3 x 1

-26

+/- 1.5

63

116

800

AKU440

Bottom

4 x 3 x 1

-26

+/- 2

63

116

800

AKU441

Bottom

4 x 3 x 1

-26

+/- 1

63

116

800

AKU443

Bottom

4 x 3 x 1

-26

+/- 1.5

63

116

800

AKU240

Top

4 x 3 x 1

-26

+/- 2

63

116

800

Refer to datasheet for detailed specifications

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