Analog MEMS Microphone

MMA214-001

P/N: 88A214001001

The information contained herein is the property of Merry and shall not be distributed reproduced, or disclosed in whole or in part without

prior written permission of Merry. RD1-001-008 R00 Revision 07

Page 1

Description

MMA214 is a bottom port analog differential microphone built with MEMS acoustic

sensor and IC, and is available in SMD compliant package.

Features

 Sensitivity differential …………��…………………..-38 dB V/Pa

 Sensitivity single-ended ………………………………..-44 dB V/Pa

 Good signal to noise ratio ………………………………..70 dB(A)

 Size ………………………………..4 x 3 x 1.2mm

 Power supply voltage range

Normal Mode …………………………………2.3 – 3.0V

Low Power Mode …………………………………1.52 – 2.2V

 Current consumption

Normal Mode …………………………………Typ.160μA

Low Power Mode …………………………………Typ.55μA

 Shielding suppression of EMI

Absolute maximum ratings

 Supply Voltage …………………………………+3V

 Output Current …………��……………………1mA

 Sound Pressure Level …………………………………160dB

 Mechanical Shock …………………………………10000g

 Vibration …………………………………Per MIL-STD-883 Method 2007, Test

Condition B

 Temperature Range …………………………………–40°C to +85°C

Applications

The MMA214 is available for

 Mobile Devices

 Teleconferencing System

 Notebook & Portable & Tablet Devices

 Headsets & Bluetooth devices

 Consumer (MP3 players, PDA, recording devices)

Environmental tests

The materials, components, and products supplied to customer, must follow up the Merry.

Co., LTD. Purchasing Spec of ‘‘Green Policy’’ and the document title is ‘‘Environmental Material

Control Procedure ’’ (DCC.NO:GP2-001).

Ordering Information

STORAGE SPECIFICATIONS: MSL (moisture sensitivity level) Class 1.

CAUTION: Stresses above those listed in “Absolute maximum ratings” may cause permanent damage to the device.

This is a stress only rating and operation of the device at these or any other conditions above those indicated in

the operational sections of this specification is not implied.