DocID034289 Rev 2

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MP23DB01HP

Acoustic and electrical specifications

15

The values listed in the table below are specified for Vdd = 1.8 V, Clock = 768 kHz, no load,

T = 25 °C, unless otherwise noted.

Table 4. Low-power mode

The values listed in the table below are specified for Vdd = 1.8 V, Clock = 2.4MHz, no load,

T = 25 °C, unless otherwise noted

Table 5. Performance mode

Symbol

Parameter

Test condition

Min.

1. Typical specifications are not guaranteed.

Max.

Unit

Idd

Current consumption

285

μA

So

Sensitivity

94 dBSPL @ 1 kHz

-25

-24

-23

dBFS

SNR

Signal-to-noise ratio

94 dBSPL @ 1 kHz

A-weighted (20 Hz - 8 kHz)

64

dB(A)

THD

Total harmonic distortion

94 dBSPL @1 kHz

0.2

%

AOP

Acoustic overload point

120

dBSPL

PSR

Power supply rejection

100 mVpp sine wave @ 217 Hz

-85

dBFS

Symbol

Parameter

Test condition

Min.

1. Typical specifications are not guaranteed.

Max.

Unit

Idd

Current consumption

2.4 MHz

800

μA

3.072 MHz

880

So

Sensitivity

94 dBSPL @1 kHz

-42

-41

-40

dBFS

SNR

Signal-to-noise ratio

94 dBSPL @ 1 kHz

A-weighted (20 Hz - 20 kHz)

2.4 MHz

65

dB(A)

3.072 MHz

65.5

THD

Total harmonic distortion

94 dBSPL @1 kHz

0.2

%

110 dBSPL @1 kHz

0.5

AOP

Acoustic overload point

135

dBSPL

PSR

Power supply rejection

100mVpp sinewave @ 217 Hz

-95

dBFS