LM4947TL National Semiconductor, LM4947TL Datasheet - Page 22

• 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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Supply Current vs Supply Voltage
V
V
DD
DD
= 3.3V, R
Crosstalk vs Frequency
Crosstalk vs Frequency
= 5V, R
No Load, Mode 7, OCL
Mode 4, OCL
Mode 4, OCL
L
L
= 32Ω, P
= 32Ω, P
O
O
= 30mW
= 12mW
201735c2
20173573
20173575
22
Supply Current vs Supply Voltage
V
V
DD
DD
= 3.3V, R
Crosstalk vs Frequency
Crosstalk vs Frequency
= 5V, R
No Load, Mode 7, SE
Mode 4, SE
Mode 4, SE
L
L
= 32Ω, P
= 32Ω, P
O
O
= 30mW
= 12mW
20173578
20173574
20173576