LM4954TLX National Semiconductor, LM4954TLX Datasheet - Page 4

• Manufacturer Part Number: LM4954TLX
• Manufacturer: National Semiconductor

Specifications of LM4954TLX

• Operational Class: Class-AB
• Audio Amplifier Output Configuration: 1-Channel Mono
• Output Power (typ): 1.2x1@8OhmW
• Audio Amplifier Function: Speaker
• Total Harmonic Distortion: 0.1@8Ohm@600mW%
• 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: 80dB
• Single Supply Voltage (min): 2.7V
• Single Supply Voltage (max): 9V
• 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

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I
I
V
P
THD+N
PSRR
V
V
T
∈
R
I
I
V
P
THD+N
PSRR
V
V
T
∈
R
DD
SD
DD
SD
Symbol
Symbol
WU
WU
OS
o
SDIH
SDIL
OUT
OS
o
SDIH
SDIL
OUT
PD
PD
Electrical Characteristics V
The following specifications apply for V
25˚C.
Electrical Characteristics V
The following specifications apply for V
25˚C.
Quiescent Power Supply Current
Shutdown Current
Output Offset Voltage
Output Power
Total Harmonic Distortion + Noise
Power Supply Rejection Ratio
Shutdown High Input Voltage
Shutdown Low Input Voltage
Wake-up Time
Output Noise
Pul Down Resistor on Shutdown
Quiescent Power Supply Current
Shutdown Current
Output Offset Voltage
Output Power
Total Harmonic Distortion + Noise
Power Supply Rejection Ratio
Shutdown High Input Voltage
Shutdown Low Input Voltage
Wake-Up Time
Output Noise
Pull Down Resistor on Shutdown
Parameter
Parameter
DD
DD
= 5V, A
= 3V, A
DD
DD
V
V
THD+N = 1% (max); f = 1kHz
P
V
C
with 10Ω to GND
f
V
C
with 10Ω to GND
f
C
A-Wtg, Input terminated with 10Ω
to GND,
Output referred
V
V
THD+N = 1% (max); f = 1kHz
P
V
C
with 10Ω to GND,
f
V
C
with 10Ω to GND,
f
C
A-Wtg, Input terminated with 10Ω
to GND,
Output referred
Ripple
Ripple
Ripple
Ripple
IN
SD
O
ripple
B
ripple
B
B
IN
SD
o
ripple
B
ripple
B
B
V-BTL
V-BTL
= 100mWrms; f = 1kHz
= 5V
= 600mWrms; f = 1kHz
= 2.2µF, Input terminated
= 2.2µF, Input terminated
= 2.2µF
= 3V
= 2.2µF, Input teiminated
= 2.2µF, Input teiminated
= 2.2µF
= 0V, R
= 0V, R
= GND (Note 9)
= GND (Note 9)
= 217Hz, Input Referred
= 1kHz, Input Referred
= 217Hz, Input referred
= 1kHz, Input referred
= 200mVsine p-p,
= 200mVsine p-p,
= 200mVsine p-p,
= 200mVsine p-p,
= 6dB, and R
= 6dB, and R
L
L
Conditions
Conditions
(Notes 1, 2)
(Notes 1, 2)
= 8Ω BTL
= 8Ω BTL
4
L
L
= 8Ω unless otherwise specified. Limits apply for T
= 8Ω unless otherwise specified. Limits apply for T
(Note 6)
(Note 6)
Typical
Typical
0.01
0.01
0.18
130
380
130
2.7
1.2
0.1
2.5
80
80
20
75
80
80
20
75
8
5
LM4954
LM4954
(Notes 7, 8)
(Notes 7, 8)
Limit
Limit
360
1.1
1.2
0.4
1.2
0.4
25
63
25
63
5
1
5
1
mA (max)
mV (max)
mA (max)
mV (max)
mW (min)
µA (max)
µA (max)
dB (min)
dB (min)
(Limits)
W (min)
V (max)
(Limits)
V (max)
V (min)
V (min)
µV
µV
Units
Units
ms
kΩ
ms
kΩ
dB
dB
%
%
RMS
RMS
A
A
=
=