LM4890M National Semiconductor, LM4890M Datasheet - Page 14

• Manufacturer Part Number: LM4890M
• Description: 74C4636
• Manufacturer: National Semiconductor

Specifications of LM4890M

• Operational Class: Class-AB
• Audio Amplifier Output Configuration: 1-Channel Mono
• Output Power (typ): 1x1@8OhmW
• Audio Amplifier Function: Speaker
• Total Harmonic Distortion: 0.1@8Ohm@400mW%
• Single Supply Voltage (typ): 3/5V
• Dual Supply Voltage (typ): Not RequiredV
• Power Supply Requirement: Single
• Unity Gain Bandwidth Product (typ): 2.5MHz
• Rail/rail I/o Type: No
• Power Supply Rejection Ratio: 66dB
• Single Supply Voltage (min): 2.2V
• Single Supply Voltage (max): 5.5V
• 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: 8
• Package Type: SOIC N
• Amplifier Class: AB
• No. Of Channels: 1
• Output Power: 1W
• Supply Voltage Range: 2.2V To 5.5V
• Load Impedance: 8ohm
• Operating Temperature Range: -40°C To +85°C
• Amplifier Case Style: SOIC
• Rohs Compliant: No
• Lead Free Status / RoHS Status: Not Compliant

Typical Performance Characteristics
(Continued)
Power Dissipation vs Output Power
Power Dissipation vs Output Power
= 5V, 1kHz, 8Ω, THD ≤ 1.0%
= 3.3V, 1kHz, 8Ω, THD ≤ 1.0%
V
V
DD
DD
20019248
20019249
Power Dissipation vs Output Power
Output Power
V
= 2.6V, 1kHz
vs Load Resistance
DD
20019274
20019250
Supply Current
Clipping (Dropout) Voltage
vs Ambient Temperature
vs Supply Voltage
20019299
20019252
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