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LM4947 Datasheet(PDF) 3 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor. Click here to check the latest version.
Part # LM4947
Description  Mono Class D and Stereo Audio Subsystem with OCL Headphone Amplifier and National 3D
PDF  32 Pages
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Manufacturer  NSC [National Semiconductor (TI)]
Direct Link  http://www.national.com
Logo NSC - National Semiconductor (TI)

LM4947 Datasheet(HTML) 3 Page - National Semiconductor (TI)

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Connection Diagrams
25-Bump micro SMD
micro SMD Marking
201735D2
Top View
20173507
Top View
XY - Date Code
TT - Die Traceability
G - Boomer Family
XX-H1
Pin Descriptions
Bump
Name
Description
A1
R
IN2
Right Input Channel 2 or Right Differential Input -
A2
L
IN1
Left Input Channel 1 or Left Differential Input +
A3
MIN+
Mono Channel Non-inverting Input
A4
RHP
3D1
Right Headphone 3D Input 1
A5
RHP
3D2
Right Headphone 3D Input 2
B1
R
IN1
Right Input Channel 1 or Right Differential Input +
B2
L
IN2
Left Input Channel 2 or Left Differential Input -
B3
MIN-
Mono Channel Inverting Input
B4
L
HP3D1
Left Headphone 3D Input 2
B5
L
HP3D2
Left Headphone 3D Input 1
C1
ADDR
Address Identification
C2
SDA
Serial Data Input
C3
SCL
Serial Clock Input
C4
C
BYPASS
Half-Supply Bypass Capacitor
C5
VOC
Headphone return bias output
D1
AV
DD
Analog Power Supply
D2
LSV
DD
Loudspeaker Power Supply
D3
I2CV
DD
I2C Interface Power Supply
D4
AV
DD
Analog Power Supply
D5
R
HP
Right Headphone Output
E1
LS-
Loudspeaker Output Negative
E2
GND
Ground
E3
LS+
Loudspeaker Output Positive
E4
GND
Ground
E5
L
HP
Left Headphone Output
www.national.com
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