LM4857GR National Semiconductor, LM4857GR Datasheet - Page 5

• Manufacturer Part Number: LM4857GR
• Description: IC AUDIO SUBSYSTEM W/3D 49UBGA
• Manufacturer: National Semiconductor
• Series: Boomer®r
• Type: Class ABr

Specifications of LM4857GR

• Output Type: 2-Channel (Stereo) with Mono and Stereo Headphones
• Max Output Power X Channels @ Load: 1.6W x 2 @ 4 Ohm; 75mW x 2 @ 32 Ohm
• Voltage - Supply: 2.7 V ~ 5.5 V
• Features: 3D, Depop, I²C, Mute, Shutdown, Thermal Protection, Volume Control
• Mounting Type: Surface Mount
• Package / Case: 49-Micro-array
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: LM4857GRTR

Pin Connection (GR)
Connection Diagram
E6
E7
F1
F2
F3
F4
F5
F6
F7
G1
G2
G3
G4
G5
G6
G7
(Continued)
GND
LLS+
LHP
NC
L
LLS3D
VDD
LLS-
GND
NC
R
M
RLS3D
BYPASS
NC
LLS-
IN
IN
IN
See NS Package Number SPA28A
Order Number LM4857SP
28 – Lead SP Package
Top View
5
Ground
Left Loudspeaker Positive Output
Left Headphone Output
No Connect
Left Stereo Input
Left Loudspeaker 3D
Power Supply
Left Loudspeaker Negative Output
Ground
No Connect
Right Stereo Input
Mono Input
Right Loudspeaker 3D
Half-supply bypass
No Connect
Left Loudspeaker Negative Output
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