LM4857GR National Semiconductor, LM4857GR Datasheet - Page 3

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LM4857GR

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

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

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
LM4857GR
Manufacturer:
Texas Instruments
Quantity:
10 000
Connection Diagrams
Pin Connection (ITL)
See NS Package Number TLA30CZA
A1
A2
A3
A4
A5
B1
B2
B3
B4
B5
C1
C2
C3
C4
C5
D1
D2
D3
D4
D5
E1
E2
E3
E4
E5
F1
F2
F3
F4
F5
Order Number LM4857ITL
30 Bump ITL Package
(Bump-side down)
Pin
Top View
RLS+
V
SDA
RHP3D
RHP
GND
I
ADR
LHP3D
V
RLS-
NC
SCL
LINEOUT
GND
LLS-
V
M
NC
EP+
GND
BYPASS
LLS3D
R
EP-
LLS+
V
RLS3D
L
LHP
2
IN
DD
DD
DD
DD
CV
IN
IN
DD
200797A9
Name
3
Right Loudspeaker Positive Output
Power Supply
Data
Right Headphone 3D
Right Headphone Output
Ground
I
I
Left Headphone 3D
Power Supply
Right Loudspeaker Negative Output
No Connect
Clock
Mono Line Output
Ground
Left Loudspeaker Negative Output
Power Supply
Mono Input
No Connect
Mono Earpiece Positive Output
Ground
Half-supply bypass
Left Loudspeaker 3D
Right Stereo Input
Mono Earpiece Negative Output
Left Loudspeaker Positive Output
Power Supply
Right Loudspeaker 3D
Left Stereo Input
Left Headphone Output
2
2
C Interface Power Supply
C Address Select
Pin Description
T — Die Traceability
G — Boomer Family
micro SMD Marking
C2 — LM4857ITL
X — Date Code
Top View
200797I3
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