LM4947TL National Semiconductor, LM4947TL Datasheet - Page 26

• 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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X = Don't Care
Select L
Select L
Select L
Sets Stereo Inputs to Differential
IN1
IN2
IN1
+L
and R
and R
IN2
and R
IN1
IN2
Stereo Pair
Stereo Pair
IN1
Maximum
Medium
+R
High
Low
IN2
Stereo Pair
TABLE 3. Programmable National 3D Audio
TABLE 4. Input/Output Control
26
L2R2
0
1
1
x
N3D3
0
0
1
1
L1R1
1
0
1
x
N3D2
0
1
0
1
SE/DIFF
0
0
0
1