LM4667ITL National Semiconductor, LM4667ITL Datasheet - Page 7

• Manufacturer Part Number: LM4667ITL
• Manufacturer: National Semiconductor

Specifications of LM4667ITL

• Operational Class: Class-AB
• Audio Amplifier Output Configuration: 1-Channel Mono
• Output Power (typ): 1.3x1@8OhmW
• Audio Amplifier Function: Speaker
• Total Harmonic Distortion: 0.8@8Ohm@100mW%
• 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: 65dB
• Single Supply Voltage (min): 2.7V
• 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: 9
• Package Type: uSMD
• Lead Free Status / Rohs Status: Not Compliant

Typical Performance Characteristics
V
DD
= 3V, R
Efficiency and Power Dissipation
Output Power vs Supply Voltage
R
L
L
= 15µH + 4Ω + 15µH, f = 1kHz, THD
= 15µH + 4Ω + 15µH, f = 1kHz
Gain Select Threshold
vs Output Power
V
DD
= 5V
200405H1
200405F3
200405E7
<
1%
7
(Continued)
Output Power vs Supply Voltage
R
L
= 15µH + 8Ω + 15µH, f = 1kHz
R
Gain Select Threshold
Gain Select Threshold
L
vs Supply Voltage
= 15µH + 8Ω + 15µH
V
DD
= 3V
200405H6
200405H2
200405F4
www.national.com