Acoustic and electrical specifications

MP34DTW01

4/16

DocID023177 Rev 2

2

Acoustic and electrical specifications

2.1

Acoustic and electrical characteristics

The values listed in the table below are specified for Vdd = 1.8 V, Clock = 2.4 MHz,

T = 25 °C, unless otherwise noted.

Table 3. Acoustic and electrical characteristics

Symbol

Parameter

Test condition

Min.

Typ.(1)

Max.

Unit

Vdd

Supply voltage

1.62

1.8

3.6

V

Idd_D

Current consumption in normal

mode

1.0

1.15

mA

Idd_sleep

Current consumption in sleep

mode(2)

45

µA

Icc

Short-circuit current

1

10

mA

Membrane characteristics

AOP

Acoustic overload point

140

dBSPL

SNR

Signal-to-noise ratio

A-weighted at 1 kHz,

1 Pa

60

dB

So

Sensitivity

-23

-26

-29

dBFS

PSR

Power supply rejection

Guaranteed by design

-70

dBFS

Clock

Input clock frequency (3)

12.4

3.25

MHz

Ton

Turn-on time (4)

Guaranteed by design

10

ms

Top

Operating temperature range

-40

+85

°C

VIOL

Low level logic input/output voltage

Iout = 1 mA

-0.3

0.35xVdd

V

VIOH

High level logic input/output voltage Iout = 1 mA

0.65xVdd

Vdd+0.3

V

1.

Typical specifications are not guaranteed.

2.

Input clock in static mode.

3.

Duty cycle: min = 40% max = 60%.

4.

Time from the first clock edge to valid output data.

Table 4. Distortion specifications

Parameter

Test condition

Value

Distortion

120 dBSPL (200 Hz)

< 1% THD + N

Distortion

135 dBSPL (200 Hz)

< 5% THD + N

Distortion

140 dBSPL (200 Hz)

< 10% THD + N

Obsolete

Product(s)

- Obsolete

Product(s)