WM8997 - Wolfson Microelectronics plc
WM8997 - Wolfson Microelectronics plc
WM8997 - Wolfson Microelectronics plc
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<strong>WM8997</strong><br />
Preliminary Technical Data<br />
REVISION HISTORY<br />
DATE REV DESCRIPTION OF CHANGES PAGE CHANGED BY<br />
15/09/11 1.0 Customer preview under NDA MP<br />
19/10/11 1.1 Detailed description of haptics capabilities added,<br />
Pin names corrected<br />
24/10/11 1.2 I/O feature set updated,<br />
Pin names updated<br />
11/11/11 1.3 Removed DACVDD MP<br />
7/12/11 1.4 Updated power pins to reflect implementation, and block diagram to<br />
match.<br />
Updated filter spec delay wording<br />
17/02/12 1.5 Updates to all sections, and alignment with datasheet standards. PH<br />
04/07/12 1.5 Review feedback incorporated; Package Diagram updated. PH<br />
06/08/12 1.6 Package Diagram updated to DM122C - dimensions showing at top<br />
of Package Diagram corrected.<br />
08/08/12 1.6 Pin Descriptions updated to show single-ended analogue input is on<br />
the INxP pins (not INxN).<br />
MP<br />
MP<br />
MP<br />
JMacD<br />
24/09/12 2.0 Product status updated to Preliminary Technical Data JMacD<br />
24/09/12 2.0 Updates made to Electrical Characteristics PH<br />
14/12/12 2.1 Block diagram update, showing gain in AEC Loopback path PH<br />
PH<br />
w<br />
Product Brief, April 2013, Rev 2.1<br />
26
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