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LM49270 Datenblatt(PDF) 3 Page - Texas Instruments

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Teilenummer LM49270
Bauteilbeschribung  Filterless 2.2W Stereo Class D Audio Subsystem with OCL Headphone Amplifier, 3D Enhancement, and Headphone Sense
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Hersteller  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

LM49270 Datenblatt(HTML) 3 Page - Texas Instruments

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RHP
VOC
LHP
R3DIN
BYPASS
GND HPS
SCL
NC
LLS-
LLS+
LSVDD
SDA
ADR
VDD
RLS-
NC
NC
I2CVDD
LSGND
LIN
RIN
GND
NC
RLS+
HPVDD
L3DIN
LSVDD
LM49270
www.ti.com
SNAS384B – DECEMBER 2006 – REVISED MARCH 2007
Connection Diagram
Figure 2. WQFN Package
5mm x 5mm x 0.8mm
Top View
See Package Number RSG0028A
Pin Descriptions
PIN
NAME
DESCRIPTION
1
RHP
Right channel headphone output
2
VOC
VDD/2 buffer output
3
LHP
Left channel headphone output
4
HPVDD
Headphone supply input
5
R3DIN
Right channel 3D input
6
L3DIN
Left channel 3D input
7
BYPASS
Bias bypass
8
LIN
Left channel input
9
RIN
Right channel input
10
GND
Analog ground
11
NC
No connect
12
LSVDD
Speaker supply voltage input
13
RLS+
Right channel non-inverting speaker output
14
RLS-
Right channel inverting speaker output
15
NC
No connect
16
NC
No connect
17
I2CVDD
I2C supply voltage input
18
LSGND
Speaker ground
19
VDD
Power supply
20
ADR
Address
21
NC
No connect
22
LLS-
Left channel inverting speaker output
23
LLS+
Left channel non-inverting speaker output
24
LSVDD
Speaker supply voltage input
25
SDA
Serial data input
26
SCL
Serial clock input
27
HPS
Headphone sense input
Copyright © 2006–2007, Texas Instruments Incorporated
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