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LM4947 Datasheet(PDF) 4 Page - Texas Instruments

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Part No. LM4947
Description  Mono Class D and Stereo Audio Sub-System
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Maker  TI1 [Texas Instruments]
Homepage  http://www.ti.com
Logo TI1 - Texas Instruments

LM4947 Datasheet(HTML) 4 Page - Texas Instruments

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LM4947, LM4947TLEVAL
SNAS349D – JUNE 2006 – REVISED MAY 2013
www.ti.com
PIN DESCRIPTIONS
Bump
Name
Description
A1
RIN2
Right Input Channel 2 or Right Differential Input –
A2
LIN1
Left Input Channel 1 or Left Differential Input +
A3
MIN+
Mono Channel Non-inverting Input
A4
RHP3D1
Right Headphone 3D Input 1
A5
RHP3D2
Right Headphone 3D Input 2
B1
RIN1
Right Input Channel 1 or Right Differential Input +
B2
LIN2
Left Input Channel 2 or Left Differential Input–
B3
MIN-
Mono Channel Inverting Input
B4
LHP3D1
Left Headphone 3D Input 2
B5
LHP3D2
Left Headphone 3D Input 1
C1
ADDR
Address Identification
C2
SDA
Serial Data Input
C3
SCL
Serial Clock Input
C4
CBYPASS
Half-Supply Bypass Capacitor
C5
VOC
Headphone return bias output
D1
AVDD
Analog Power Supply
D2
LSVDD
Loudspeaker Power Supply
D3
I2CVDD
I2C Interface Power Supply
D4
AVDD
Analog Power Supply
D5
RHP
Right Headphone Output
E1
LS-
Loudspeaker Output Negative
E2
GND
Ground
E3
LS+
Loudspeaker Output Positive
E4
GND
Ground
E5
LHP
Left Headphone Output
These devices have limited built-in ESD protection. The leads should be shorted together or the device placed in conductive foam
during storage or handling to prevent electrostatic damage to the MOS gates.
4
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Copyright © 2006–2013, Texas Instruments Incorporated
Product Folder Links: LM4947 LM4947TLEVAL


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