LM4954TLX National Semiconductor, LM4954TLX Datasheet - Page 6

• Manufacturer Part Number: LM4954TLX
• Manufacturer: National Semiconductor

Specifications of LM4954TLX

• Operational Class: Class-AB
• Audio Amplifier Output Configuration: 1-Channel Mono
• Output Power (typ): 1.2x1@8OhmW
• Audio Amplifier Function: Speaker
• Total Harmonic Distortion: 0.1@8Ohm@600mW%
• Single Supply Voltage (typ): 3/5V
• Dual Supply Voltage (typ): Not RequiredV
• Power Supply Requirement: Single
• Rail/rail I/o Type: No
• Power Supply Rejection Ratio: 80dB
• Single Supply Voltage (min): 2.7V
• Single Supply Voltage (max): 9V
• Dual Supply Voltage (min): Not RequiredV
• Dual Supply Voltage (max): Not RequiredV
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 9
• Package Type: uSMD
• Lead Free Status / RoHS Status: Not Compliant

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Typical Performance Characteristics
V
V
V
DD
DD
DD
THD+N vs Output Power
THD+N vs Output Power
THD+N vs Output Power
= 7V, R
= 7V, R
= 5V, R
f = 1kHz, 80kHz BW
f = 1kHz, 80kHz BW
f = 1kHz, 80kHz BW
L
L
L
= 8Ω, A
= 8Ω, A
= 4Ω, A
V
V
V
= 26dB,
= 6dB,
= 6dB,
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V
V
V
DD
P
P
P
DD
DD
OUT
OUT
OUT
THD+N vs Frequency
THD+N vs Frequency
THD+N vs Frequency
= 7V, R
= 7V, R
= 5V, R
= 600mW, 80kHz BW
= 600mW, 80kHz BW
= 100mW, 80kHz BW
L
L
L
= 8Ω, A
= 8Ω, A
= 4Ω, A
V
V
V
= 26dB,
= 6dB,
= 6dB,
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20129135
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