WM7130A

Pre-Production

w

PP, Rev 3.1, April 2012

12

REVISION HISTORY

DATE

REV

ORIGINATOR

CHANGES

02/05/11

2.0

JKC

First release of AE variant

2.0

KC

First page package dimension

Added the WM7130AE

Updated the features for WM7130AE

Updated the frequency response curve, the THD curves,

Updated the +3dB frequency response to 14200Hz.

Updated WM7130AE frequency response performance, and sensitivity

performance

Updated the reel quantity to 4800

Remove the 20k ohms test condition.

Modified the wording for 1uF and 20kohms to ensure 10hz low frequency

cut off

2.0

JMacD

Package diagram updated:

1.

References and dimension letters changed to be consistent with all

MEMS package diagrams. Updated lid design with adjusted

dimensions. Pin numbers added.

2.

Pin out changed to match datasheet

2.0

TS

Reel quantity updated to 5000.

06/05/11

2.0

JMacD/MR

Acoustic and Electrical Char: Acoustic Overload updated to 127

01/07/11

2.1

JMacD/MR

Package Drawing update:

- Updated porthole positional tolerances.

- Updated theta3 tolerance.

04/07/11

2.2

JMacD/MR

Order Code for Enhanced, 62Hz roll off updated to:

- WM7130AIMSE/V

- WM7130AIMSE/RV

12/09/11

3.0

KC/MR

Order code added for standard product:

- WM7130AIMS/V

- WM7130AIMS/RV

12/09/11

3.0

KC/MR

Frequency response curve and SNR parameter updated.

17/02/12

3.1

KC/JMacD

Acoustic and Electrical Characteristics:

Sensitivity unit changed from dB to dBV. Updated Terminology 1.

Dynamic Range added, DR definition added.