LM4947TL/NOPB National Semiconductor, LM4947TL/NOPB Datasheet - Page 16

IC AUDIO SUBSYSTM 1.19W D 25USMD

LM4947TL/NOPB

Manufacturer Part Number
LM4947TL/NOPB
Description
IC AUDIO SUBSYSTM 1.19W D 25USMD
Manufacturer
National Semiconductor
Series
Boomer®r
Type
Class Dr
Datasheet

Specifications of LM4947TL/NOPB

Output Type
1-Channel (Mono) with Stereo Headphones
Max Output Power X Channels @ Load
1.19W x 1 @ 8 Ohm; 87mW x 2 @ 32 Ohm
Voltage - Supply
2.7 V ~ 5.5 V
Features
3D, Depop, Differential Inputs, I²C, Mute, Shutdown, SPI, Thermal Protection, Volume Control
Mounting Type
Surface Mount
Package / Case
25-MicroSMD
Amplifier Class
D
No. Of Channels
3
Output Power
2.5W
Supply Voltage Range
2.7V To 5.5V
Load Impedance
32ohm
Operating Temperature Range
-40°C To +85°C
Amplifier Case Style
SMD
Rohs Compliant
Yes
For Use With
LM4947TLEVAL - BOARD EVALUATION LM4947TL
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
LM4947TLTR
www.national.com
V
V
V
DD
DD
DD
= 5V, R
= 5V, R
= 5V, R
Diff In, Mode 4,7, OCL
THD+N vs Frequency
THD+N vs Frequency
THD+N vs Frequency
Diff In, Mode 2, OCL
Diff In, Mode 6, OCL
L
L
L
= 32Ω, P
= 32Ω, P
= 32Ω, P
O
O
O
= 30mW
= 30mW
= 30mW
20173537
20173539
20173541
16
V
V
V
DD
DD
DD
= 5V, R
= 5V, R
= 5V, R
THD+N vs Frequency
THD+N vs Frequency
THD+N vs Frequency
Diff In, Mode 4,7, SE
Diff In, Mode 2, SE
Diff In, Mode 6, SE
L
L
L
= 32Ω, P
= 32Ω, P
= 32Ω, P
O
O
O
= 30mW
= 30mW
= 30mW
20173538
20173540
20173542

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