LM4946SQ/NOPB National Semiconductor, LM4946SQ/NOPB Datasheet - Page 30

• Manufacturer Part Number: LM4946SQ/NOPB
• Description: IC AUDIO SUBSYSTEM 1.3W D 24LLP
• Manufacturer: National Semiconductor
• Series: Boomer®r
• Type: Class Dr

Specifications of LM4946SQ/NOPB

• Output Type: 1-Channel (Mono) with Stereo Headphones
• Max Output Power X Channels @ Load: 1.3W x 1 @ 8 Ohm; 85mW x 2 @ 32 Ohm
• Voltage - Supply: 2.7 V ~ 5.5 V
• Features: 3D, Depop, I²C, Mute, Shutdown, SPI, Thermal Protection, Volume Control
• Mounting Type: Surface Mount
• Package / Case: 24-LLP
• For Use With: LM4946SQEVAL - BOARD EVALUATION LM4946SQ
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: LM4946SQ; LM4946SQTR

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Revision History
Rev
1.0
1.1
1.2
1.3
1.4
1.5
1.6
1.7
1.8
1.9
30
01/23/06
03/05/07
03/13/07
04/24/07
04/26/07
05/02/07
05/15/07
05/16/07
06/06/07
07/31/07
Date
Added the I2C/SPI (1.7V 2.2V ) table.
Edited the 5.0V EC table (MONO_IN
Added the TM board schematic and
Added Note 11 and more text edits.
Added the numerical values for the
Text edits. Added the TM package.
Input Impedance and Rin/Lin Input
Added the TMD25XXX package.
X1, X2, and X3 in the Physical
Edited the 25–pin micro SMD
input some text edits.
connection diagram.
Dimension section.
More text edits.
Initial release.
Impedance).
Description