LM49101TM/NOPB National Semiconductor, LM49101TM/NOPB Datasheet - Page 8

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

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

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CMRR
X
Z
R
VOL
VOL
T
Symbol
TALK
IN
WU
ON
Common-Mode Rejection Ratio
Crosstalk
MIN, LIN, and RIN Input Impedance
On Resistance
Digital Volume Control Range
Volume Control Step Size Error
Wake-Up Time from Shutdown
Parameter
f = 217Hz, V
LS: R
HP: R
HP P
f = 1kHz, Mode 8
Maximum Gain setting
Maximum Attenuation setting
Analog Switch On
Maximum Gain
Maximum Attenuation
C
C
B
B
= 2.2μF, HP, Normal Turn-On Mode
= 2.2μF, HP, Fast Turn-On Mode
O
L
L
= 8Ω BTL, Mode 1
= 20mW
= 32Ω SE, Mode 4
CM
= 1V
Conditions
8
P-P
(Note 6)
Typical
±0.02
12.5
110
–80
60
60
72
18
30
15
2
LM49101
(Note 7)
Limits
130
10
15
90
KΩ (max)
KΩ (max)
KΩ (min)
KΩ (min)
(Limits)
Units
dB
dB
dB
dB
dB
dB
ms
ms
Ω