LM4857ITLBD National Semiconductor, LM4857ITLBD Datasheet - Page 5

• Manufacturer Part Number: LM4857ITLBD
• Description: BOARD EVALUATION LM4857ITL
• Manufacturer: National Semiconductor
• Series: Boomer®r

Specifications of LM4857ITLBD

• Amplifier Type: Class AB
• Output Type: 2-Channel (Stereo) with 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
• Operating Temperature: -40°C ~ 85°C
• Board Type: Fully Populated
• Utilized Ic / Part: LM4857
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Pin Connection (SP)
Pin
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
RHP
V
LINEOUT
GND
EP-
EP+
LHP
RIN
LIN
MIN
LLS3D
RLS3D
BYPASS
V
LLS+
GND
LLS-
V
RLS-
GND
RLS+
V
I
SDA
ADR
SCL
RHP3D
LHP3D
2
DD
DD
DD
DD
CV
Name
DD
5
Right Headphone Output
Power Supply
Mono Line Output
Ground
Mono Earpiece Negative Output
Mono Earpiece Positive Output
Left Headphone Output
Right Stereo Input
Left Stereo Input
Mono Input
Left Loudspeaker 3D
Right Loudspeaker 3D
Half-supply bypass
Power Supply
Left Loudspeaker Positive Output
Ground
Leftt Loudspeaker Negative Output
Power Supply
Right Loudspeaker Negative Output
Ground
Right Loudspeaker Positive Output
Power Supply
I
Data
I
Clock
Right Headphone 3D
Left Headphone 3D
2
2
C Interface Power Supply
C Address Select
Pin Description
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