LM4954TLX National Semiconductor, LM4954TLX Datasheet - Page 8

• 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
Output Power vs Supply Voltage
R
V
Input Terminated, 80kHz BW
THD+N vs Differential Gain
DD
L
P
OUT
= 4Ω, A
= 5V, V
PSRR vs Frequency
V
DD
= 600mW, 80kHz BW
= 7V, R
V
RIPPLE
= 6dB, 80kHz BW
L
= 200mV
= 8Ω,
P-P
20129171
20129127
20129124
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(Continued)
Output Power vs Supply Voltage
R
V
V
Input Terminated, 80kHz BW
Input Terminated, 80kHz BW
DD
DD
L
= 8Ω, A
= 7V, V
= 3V, V
PSRR vs Frequency
PSRR vs Frequency
V
RIPPLE
RIPPLE
= 6dB, 80kHz BW
= 200mV
= 200mV
P-P
P-P
20129128
20129126
20129125