LM49350RLX/NOPB National Semiconductor, LM49350RLX/NOPB Datasheet - Page 14

• Manufacturer Part Number: LM49350RLX/NOPB
• Description: IC AUDIO SUBSYSTM .8W D 36USMDXT
• Manufacturer: National Semiconductor
• Series: Boomer®r
• Type: Class Dr

Specifications of LM49350RLX/NOPB

• Output Type: 1-Channel (Mono) with Mono and Stereo Headphones
• Max Output Power X Channels @ Load: 2W x 1 @ 4 Ohm; 69mW x 2 @ 32 Ohm
• Voltage - Supply: 2.7 V ~ 5.5 V
• Features: 3D, DAC, Depop, I²C, I²S, Mute, Short-Circuit and Thermal Protection, Shutdown, Volume Control
• Mounting Type: Surface Mount
• Package / Case: 36-MicroSMDxt
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: LM49350RLX

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e
X
ΔA
V
T
AUXILIARY OUTPUTS
THD+N
P
PSRR
SNR
∈
V
T
STEREO ADC
THD+N
PB
R
SNR
OUT
OS
WU
WU
TALK
OS
OUT
OS
ADC
Symbol
CH-CH
ADC
ADC
ADC
Output Noise
Crosstalk
Channel-to-Channel Gain Matching
Output Offset Voltage
Turn-On Time
Total Harmonic Distortion + Noise
Output Power
Power Supply Rejection Ratio
Signal-to-Noise Ratio
Output Noise
Output Offset Voltage
Turn-On Time
ADC Total Harmonic Distortion +
Noise
ADC Passband
ADC Ripple
ADC Signal-to-Noise Ratio
Parameter
Gain = 0dB, A-weighted,
Stereo Inputs Terminated
Gain = 0dB, A-weighted,
I
P
R
Stereo Analog Input Signal
AUX Gain = 0dB
From Differential Mono Input
DAC Gain = 0dB, From DAC Input
f
PMC Clock = 300kHz
AUX_LINE_OUT
R
Earpiece mode, f = 1kHz
R
Earpiece mode, f = 1kHz
R
V
Mono Input terminated, C
AUX_LINE_OUT
V
Mono Input terminated, C
Earpiece mode
Gain = 0dB, V
A-weighted, Mono Input Terminated
Gain = 0dB, V
A-weighted, Mono Input Terminated
Gain = 0dB, From Mono Input
AUX_LINE_OUT
Gain = 0dB, From Mono Input
Earpiece mode
PMC Clock = 300kHz
Differential Line Input
V
Gain = 0dB
HPF On, f
Lower -3dB Point
HPF On, Upper -3dB Point
ADC Compensated
Reference = V
6dB,
A-weighted From MIC, f
Reference = V
0dB,
A-weighted From Stereo Input, f
48kHz
2
MCLK
S Input = Digital Zero
O
RIPPLE
RIPPLE
IN
L
L
L
L
= 32Ω
= 5kΩ, V
= 32Ω BTL, P
= 32Ω BTL, THD+N = 1%
= 60mW, f = 1kHz,
= 200mV
= 12.288MHz, PLL off
= 200mV
= 200mV
S
= 48kHz
OUT
14
RMS
Conditions
REF
REF
OUT
OUT
= 1V
, f = 1kHz
OUT
P-P
P-P
= V
= V
(0dBFS ) Gain =
(0dBFS ) Gain =
, f
, f
RMS
= 20mW
OUT
OUT
RIPPLE
RIPPLE
S
REF
REF
(1%THD+N)
(1%THD+N)
= 8kHz
= 217Hz
= 217Hz
= 1μF
= 1μF
S
=
(Note 6)
Typical
0.41*f
0.004
0.03
0.08
0.03
100
100
300
0.5
0.1
16
71
28
58
94
13
28
90
94
8
1
7
3
LM49350
S
(Note 7)
Limit
45
62
15
6
6
mV (max)
mV (max)
mW (min)
mV (max)
dB (min)
(Limits)
Units
kHz
mV
µV
µV
dB
dB
ms
dB
dB
ms
dB
dB
dB
μV
Hz
%
%
%