LM4947TL National Semiconductor, LM4947TL Datasheet - Page 16

• Manufacturer Part Number: LM4947TL
• Manufacturer: National Semiconductor

Specifications of LM4947TL

• Operational Class: Class-D
• 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: 76dB
• Single Supply Voltage (min): Not RequiredV
• Single Supply Voltage (max): Not RequiredV
• Dual Supply Voltage (min): 2.2/2.7V
• Dual Supply Voltage (max): 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: Not Compliant

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V
V
V
DD
DD
DD
= 5V, R
= 5V, R
= 5V, R
Diff In, Mode 4,7, OCL
THD+N vs Frequency
THD+N vs Frequency
THD+N vs Frequency
Diff In, Mode 2, OCL
Diff In, Mode 6, OCL
L
L
L
= 32Ω, P
= 32Ω, P
= 32Ω, P
O
O
O
= 30mW
= 30mW
= 30mW
20173537
20173539
20173541
16
V
V
V
DD
DD
DD
= 5V, R
= 5V, R
= 5V, R
THD+N vs Frequency
THD+N vs Frequency
THD+N vs Frequency
Diff In, Mode 4,7, SE
Diff In, Mode 2, SE
Diff In, Mode 6, SE
L
L
L
= 32Ω, P
= 32Ω, P
= 32Ω, P
O
O
O
= 30mW
= 30mW
= 30mW
20173538
20173540
20173542