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WM7120AE Datasheet(PDF) 12 Page - Wolfson Microelectronics plc |
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WM7120AE Datasheet(HTML) 12 Page - Wolfson Microelectronics plc |
12 / 12 page ![]() WM7120A Pre-Production w PP, Rev 3.1, April 2012 12 REVISION HISTORY DATE REV ORIGINATOR CHANGES 02/05/11 2.0 JMacD First release of AE variant 2.0 KC Added the WM7120AE Updated the features for WM7120AE Electrical noise floor to 101dBV Updated the frequency response curve, the THD curves, Updated the +3dB frequency response to 9300Hz. Updated WM7120AE frequency response performance, and sensitivity performance Updated the reel quantity to 4800 Remove the 20kohms test condition. Modified the wording for 1uF and 20kohms to ensure 10Hz low frequency cut off 2.0 JMacD Package Diagram updated to DM058E - Tolerances adjusted and dimensions standardized - Updated tolerances for measurements G and J 06/05/11 2.0 JMacD/MR Acoustic and Electrical Char: Acoustic Overload updated to 131. 10/05/11 2.0 MR Updated the -3dB frequency response to 40Hz. 07/06/11 2.1 KC Change on the pin configuration and top view. 01/07/11 2.1 JMacD/MR Package Drawing update to reflect new pin numbering. 04/07/11 2.2 JMacD/MR Order Code for Enhanced, 62Hz roll off updated to: WM7120AIMSE/V WM7120AIMSE/RV 11/10/11 2.3 JMacD Package Diagram changed to DM100B. 09/09/11 3.0 KC Added reference to WAN_0273. Updated the interface CODEC to WM8994. SNR updated to 57dB, Noise Floor to -99dBV and acoustic noise floor to 37 dB SPL. 20/02/12 3.1 KC/JMacD Acoustic and Electrical Characteristics: Sensitivity unit changed from dB to dBV. Updated the terminology 1. Dynamic Range added. DR definition added |
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