Pre-Production WM7211
w
PP, Rev 3.1, January 2014
13
REVISION HISTORY
DATE REV ORIGINATOR CHANGES
31/01/11 2.0 PF First Release
18/02/11 2.0 JMacD Confidential added to headers and footers
26/04/11 2.1 KC Updated the PSRR, sleep mode, start up time from off
Updated frequency response curve and the +3dB point to 17000hz
Updated the THD %
Updated all the LRSEL description , and figure 1
Added the notes on
Updated reel quantity
27/04/11 2.1 JMacD Current consumption / Active Mode changed to 650 μA
02/05/11 2.2 JMacD Package Drawing updated.
20/12/11 2.3
KC Introduced E variant with sensitivity +/-1dB
Added E variant ordering info
Added voltage range digital input
Updated the CODEC to WM8994
Added Reference to WAN_0273
19/01/12 2.3
JMacD Package Diagram updated to DM096C – formatting updates.
23/08/12 2.4
JMacD Package Diagram updated to DM096D
16/05/13 2.5
JMacD Package Diagram updated to DM096E
08/11/13 3.1
JMacD Product Status updated to Pre Production
Updated CODEC reference to WM8280.
18/12/13 3.1
MR Acoustic and Electrical Characteristics updated: Polarity and Note added.
