LM4832MT/NOPB National Semiconductor, LM4832MT/NOPB Datasheet - Page 2

• Manufacturer Part Number: LM4832MT/NOPB
• Description: IC AMP AUDIO PWR .25W AB 28TSSOP
• Manufacturer: National Semiconductor
• Series: Boomer®r
• Type: Class ABr

Specifications of LM4832MT/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: Surface Mount
• Package / Case: 28-TSSOP
• Operational Class: Class-AB
• Audio Amplifier Output Configuration: 1-Channel Mono/2-Channel Stereo
• 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: Surface Mount
• Pin Count: 28
• Package Type: TSSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: *LM4832MT; LM4832MT

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V
I
I
INPUT ATTENUATORS
A
A
E
BASS CONTROL
A
A
E
E
TREBLE CONTROL
A
A
E
E
OUTPUT ATTENUATORS
A
A
E
AUDIO PATH
V
DD
SD
DD
R
S
T
R
S
SE
T
R
S
SE
T
R
S
T
OS
Absolute Maximum Ratings
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Electrical Characteristics for Entire IC
The following specifications apply for V
Supply Voltage
Storage Temperature
Input Voltage
Power Dissipation (Note 3)
ESD Susceptibility (Note 4)
ESD Susceptibility (Note 5)
Junction Temperature
Soldering Information
Symbol
Small Outline Package
Vapor Phase (60 sec.)
Infrared (15 sec.)
Supply Voltage
Quiescent Power Supply Current
Shutdown Current
Attenuator Range
Step Size
Gain Step Size Error
Channel to Channel Tracking Error
Bass Control Range
Bass Step Size
Bass Step Size Error
Bass Tracking Error
Treble Control Range
Treble Step Size
Treble Step Size Error
Treble Tracking Error
Attenuator Range
Step Size
Step Size Error
Channel to Channel Tracking Error
Output Offset Voltage
Parameter
−0.3V to V
DD
−65˚C to +150˚C
Internally limited
= 5V unless otherwise noted. Limits apply for T
(Note 2)
DD
2000V
150˚C
215˚C
220˚C
V
Attenuation at 0 dB Setting
Attenuation at −14 dB Setting
0 dB to −14 dB
f = 100 Hz, V
f
Gain at +20 dB Setting
Attenuation at −40 dB Setting
+20 dB to −40 dB
V
+0.3V
IN
250V
6.0V
IN
IN
= 10 kHz, V
= 0V, I
= 0V
2
O
(Notes 1, 2)
= 0A
IN
Operating Ratings
Conditions
See AN-450 "Surface Mounting and their Effects on
Product Reliability" for other methods of soldering surface
mount devices.
θ
θ
θ
θ
θ
θ
Temperature Range
Supply Voltage
IN
= 0.25V
JC
JA
JC
JA
JC
JA
T
= 0.25V
MIN
(typ) — N28B
(typ) — N28B
(typ) — M28B
(typ) — M28B
(typ) — MTC28
(typ) — MTC28
≤ T
A
≤ T
MAX
A
= 25˚C.
(Note 6)
Typical
0.15
0.15
0.15
±
±
2.5
0.1
0.5
0.1
0.1
0.1
13
2
2
2
2
3
12
12
LM4832
−40˚C ≤ T
(Note 7)
(Note 8)
Limit
4.5 ≤ V
−15
−14
−13
−42
4.5
5.5
21
14
13
21
50
9
1
DD
A
mA (max)
mV (max)
21˚C/W
62˚C/W
15˚C/W
69˚C/W
20˚C/W
80˚C/W
µA (max)
dB (max)
dB (max)
dB (max)
dB (max)
dB (max)
dB (max)
dB (max)
dB (max)
dB (max)
dB (max)
dB (max)
dB (max)
dB (min)
dB (min)
dB (min)
dB (min)
≤ 85˚C
(Limits)
V (max)
≤ 5.5V
V (min)
Units
dB
dB
dB
dB