LM49101TM/NOPB National Semiconductor, LM49101TM/NOPB Datasheet - Page 10

IC AUDIO SUBSYSTM 1.3W AB 25USMD

LM49101TM/NOPB

Manufacturer Part Number
LM49101TM/NOPB
Description
IC AUDIO SUBSYSTM 1.3W AB 25USMD
Manufacturer
National Semiconductor
Series
Boomer®, PowerWise®r
Type
Class ABr
Datasheet

Specifications of LM49101TM/NOPB

Output Type
1-Channel (Mono) with Stereo Headphones
Max Output Power X Channels @ Load
1.3W x 1 @ 8 Ohm; 45mW x 2 @ 32 Ohm
Voltage - Supply
2.7 V ~ 5.5 V
Features
Depop, Differential Inputs, I²C, Shutdown, Thermal Protection, Volume Control
Mounting Type
Surface Mount
Package / Case
25-MicroSMD
Operational Class
Class-AB
Audio Amplifier Output Configuration
1-Channel Mono/2-Channel Stereo
Audio Amplifier Function
Headphone/Speaker
Single Supply Voltage (typ)
Not RequiredV
Dual Supply Voltage (typ)
3/5V
Power Supply Requirement
Triple
Rail/rail I/o Type
No
Power Supply Rejection Ratio
90dB
Single Supply Voltage (min)
Not RequiredV
Single Supply Voltage (max)
Not RequiredV
Dual Supply Voltage (min)
1.7/1.8/2.7V
Dual Supply Voltage (max)
2.9/5.5V
Operating Temp Range
-40C to 85C
Operating Temperature Classification
Industrial
Mounting
Surface Mount
Pin Count
25
Package Type
uSMD
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
LM49101TMTR
www.national.com
Typical Performance Characteristics
V
DD
P
O
LS = 3.3V, V
= 250mW BTL, P
V
P
V
DD
O
DD
= 5mW/Ch, Mode 4 (Mono), 80kHz BW
LS = 3.3V, V
LS = 3.3V, R
LS (EP Mode) = 0, 80kHz BW
Mode 1 (Mono), 80kHz BW
DD
THD+N vs Frequency
THD+N vs Frequency
THD+N vs Frequency
HP = 1.8V, R
O
DD
L
= 5mW/Ch SE, Mode 5 (Mono)
HP = 1.8V, R
= 8Ω BTL, P
L
= 8Ω BTL, R
O
L
= 250mW
= 32Ω SE,
30086226
30086219
30086221
L
= 32Ω SE,
10
V
DD
P
LS = 3.3V, V
O
P
= 250mW BTL, P
O
V
V
= 5mW/Ch, Mode 8 (Left/Right ), 80kHz BW
DD
DD
LS = 3.3V, V
LS = 3.3V, R
Mode 2 (Left + Right), 80kHz BW
LS (EP Mode) = 0, 80kHz BW
DD
THD+N vs Frequency
THD+N vs Frequency
THD+N vs Frequency
HP = 1.8V, R
O
DD
L
= 5mW/Ch SE, Mode 10 (L/R)
HP = 1.8V, R
= 8Ω BTL, P
L
= 8Ω BTL, R
O
L
= 250mW
= 32Ω SE,
30086229
30086220
30086222
L
= 32Ω SE,

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