LM4832N/NOPB National Semiconductor, LM4832N/NOPB Datasheet - Page 14

• Manufacturer Part Number: LM4832N/NOPB
• Description: IC AMP AUDIO PWR .25W STER 28DIP
• Manufacturer: National Semiconductor
• Series: Boomer®r
• Type: Class ABr

Specifications of LM4832N/NOPB

• Output Type: 2-Channel (Stereo)
• Max Output Power X Channels @ Load: 250mW x 2 @ 8 Ohm
• Voltage - Supply: 4.5 V ~ 5.5 V
• Features: 3D, Depop, I²C, Microphone, Mute, Shutdown, Tone and Volume Control
• Mounting Type: Through Hole
• Package / Case: 28-DIP (0.600", 15.24mm)
• Operational Class: Class-AB
• Output Power (typ): 0.25x2@8OhmW
• Audio Amplifier Function: Microphone/Speaker
• Total Harmonic Distortion: 0.15@8Ohm@200mW%
• Single Supply Voltage (typ): 5V
• Dual Supply Voltage (typ): Not RequiredV
• Power Supply Requirement: Single
• Rail/rail I/o Type: No
• Power Supply Rejection Ratio: 45dB
• Single Supply Voltage (min): 4.5V
• 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: Through Hole
• Pin Count: 28
• Package Type: MDIP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: *LM4832N; *LM4832N/NOPB; LM4832N

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Truth Tables
MSB
0
0
0
0
0
0
Right Volume Control
Power Up State
MSB
1
1
1
1
1
1
Mic Input Sel. and
Gain Power Up State
MSB
1
1
1
1
1
Mic Volume Control
Power Up State
1
1
1
1
1
1
0
0
0
0
0
0
1
1
1
1
1
(Continued)
1
1
1
1
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
. . .
1
1
1
1
X
X
X
X
X
X
X
0
0
. . .
1
1
1
Microphone Input Selection and Gain
Microphone Volume Control
0
0
. . .
1
1
1
1
0
0
1
1
0
0
. . .
0
0
0
Right Volume Control
0
0
. . .
1
1
1
1
0
1
0
0
0
0
. . .
1
1
1
14
0
0
. . .
0
1
1
1
0
0
1
0
0
0
. . .
0
0
0
LSB
0
1
. . .
0
0
1
1
LSB
0
1
X
0
LSB
0
1
. . .
0
1
1
Level (dB)
20
18
. . .
−38
−40
Right Channel Mute
Right Channel Is Muted
Function
Mic Input 1
Mic Input 2
Mic Input 1 and 2
Mic Gain (+0 dB)
Mic Gain (+20 dB)
Mic Gain (+30 dB)
Mic 1 is selected
with a +30 dB gain
Function
18
15
. . .
−42
Microphone Muted
Microphone Muted