LM4840LQ National Semiconductor, LM4840LQ Datasheet - Page 3

• Manufacturer Part Number: LM4840LQ
• Description: Stereo 2W Audio Power Amplifiers with Digital Volume Control and Input Mux
• Manufacturer: National Semiconductor

V
I
I
V
V
C
A
P
DD
SD
Symbol
Symbol
(Notes 7, 10)
The following specifications apply for V
DD
IH
IL
(Notes 7, 10)
The following specifications apply for V
M
(Notes 7, 10)
The following specifications apply for V
O
RANGE
Symbol
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
Electrical Characteristics for Volume Attenuators
Electrical Characteristics for Single-Ended Mode Operation
Supply Voltage
Storage Temperature
Input Voltage
Power Dissipation
ESD Susceptibility (Note 12)
ESD Susceptibility (Note 13)
Junction Temperature
Soldering Information
See AN-450 “Surface Mounting and their Effects on
Product Reliability” for other methods of soldering
surface mount devices.
See AN-1187 “Leadless Leadframe Package” for
detailed information on usage of LLP devices.
Small Outline Package
Vapor Phase (60 sec.)
Infrared (15 sec.)
Supply Voltage
Quiescent Power Supply Current
Shutdown Current
Headphone Sense High Input Voltage
Headphone Sense Low Input Voltage
Attenuator Range
Mute Attenuation
Output Power
Parameter
Parameter
Parameter
DD
DD
DD
−0.3V to V
= 5V unless otherwise noted. Limits apply for T
= 5V. Limits apply for T
= 5V. Limits apply for T
-65˚C to +150˚C
Internally limited
(Note 10)
DD
THD = 1.0%; f = 1kHz; R
THD = 10%; f = 1 kHz; R
V
V
Gain with Digital Volume Max
Attenuation with Digital Volume Min
V
V
2000V
150˚C
215˚C
220˚C
+0.3V
IN
SHUTDOWN
MUTE
MUTE
200V
6.0V
= 0V, I
= V
= V
O
DD
DD
Conditions
3
= V
= 0A
, Bridged Mode
, Single-Ended Mode
Conditions
Conditions
A
A
Operating Ratings
= 25˚C.
= 25˚C.
DD
16)
16)
Temperature Range
Supply Voltage
JC
JA
JC
JA
JC
JA
JA
JA
JA
T
MIN
(typ) — LQA028A (Note
(typ) — MTC28
(typ) — MXA28A (Note 4)
(typ) — MXA28A (Note 3)
(typ) — MXA28A (Note 5)
(typ) — MXA28A (Note 6)
(typ) — LQA028A (Note
(typ) — MTC28
(typ) — MXA28A
L
L
= 32
T
= 32
A
T
MAX
A
(Note 14)
= 25˚C.
Typical
(Note 14)
(Note 14)
85
95
Typical
Typical
-81
-88
-88
0.7
12
0
LM4840
LM4840
LM4840
(Note 15)
(Note 15)
(Note 15)
Limit
−40˚C TA
2.7V V
Limit
Limit
±
2.7
5.5
2.0
0.8
-75
-78
-78
30
4
0.5
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DD
42˚C/W
20˚C/W
80˚C/W
41˚C/W
54˚C/W
59˚C/W
93˚C/W
mA (max)
µA (max)
dB (max)
(Limits)
3˚C/W
2˚C/W
dB (min)
dB (min)
dB (min)
(Limits)
V (max)
V (max)
(Limits)
V (min)
V (min)
Units
85˚C
5.5V
Units
Units
mW
mW