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LM4874 Datasheet(PDF) 11 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor.
Part # LM4874
Description  2.1W Differential Input, BTL Output Stereo Audio Amplifier with Selectable Gain and Shutdown
PDF  21 Pages
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Manufacturer  NSC [National Semiconductor (TI)]
Direct Link  http://www.national.com
Logo NSC - National Semiconductor (TI)

LM4874 Datasheet(HTML) 11 Page - National Semiconductor (TI)

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Typical Performance Characteristics
MH Specific Characteristics (Continued)
Output Power vs
Load Resistance
Channel-to-Channel gain Mismatch
vs Power Supply Voltage
200469C0
f
IN = 1kHz, at (from top to bottom at 20
Ω):
V
DD = 5V, THD = 10%; VDD = 5V, THD = 1%;
V
DD = 3V, THD = 10%; VDD = 3V, THD = 1%
200469C1
R
L =4
Ω,f
IN = 1kHz,
at (from top to bottom at 4V):
A
V = 21.6dB, AV = 15.6dB,
A
V = 10dB, AV = 6dB
Channel-to-Channel gain Mismatch
vs Power Supply Voltage
Dropout Voltage
vs Power Supply Voltage
200469C2
R
L =8
Ω,f
IN = 1kHz,
at (from top to bottom at 4V):
A
V = 21.6dB, AV = 15.6dB,
A
V = 10dB, AV = 6dB
200469C5
R
L =8
Ω,f
IN = 1kHz, both channels driven and loaded
at (from top to bottom at 4V):
positive signal swing, negative signal swing
www.national.com
11



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