LM49352RLX/NOPB National Semiconductor, LM49352RLX/NOPB Datasheet - Page 16

• Manufacturer Part Number: LM49352RLX/NOPB
• Description: IC AMP AUDIO MONO D1.4W 36USMD
• Manufacturer: National Semiconductor
• Series: Boomer®, PowerWise®r
• Type: Class Dr

Specifications of LM49352RLX/NOPB

• Output Type: 1-Channel (Mono) with Mono and Stereo Headphones
• Max Output Power X Channels @ Load: 1.4W x 1 @ 8 Ohm; 65mW x 2 @ 32 Ohm
• Features: Depop, Differential Inputs, I²C, I²S, Microphone, Shutdown, Volume Control
• Mounting Type: Surface Mount
• Package / Case: 36-MicroSMDxt
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Supply: -
• Other names: LM49352RLX

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PSRR
SNR
e
X
ΔA
V
AUXILIARY OUTPUT/EARPIECE AMPLIFIER
THD+N
P
PSRR
SNR
∈
OUT
OS
TALK
OS
OUT
Symbol
CH-CH
Power Supply Rejection Ratio
Signal to Noise Ratio
Output Noise
Crosstalk
Channel-to-Channel Gain Matching
Output Offset Voltage
Total Harmonic Distortion
Output Power
Power Supply Rejection Ratio
Signal to Noise Ratio
Output Noise
Parameter
V
Mono Input Terminated, Mono gain = 0dB
V
Ripple applied to AV
Ripple applied to AV
V
From DAC, DAC gain = 0dB
Ripple applied to AV
HPV
Reference = V
Gain = 0dB, A-weighted
Stereo Inputs Terminated
Reference = V
Gain = 0dB,
A-weighted, I
Gain = 0dB, A-weighted,
Stereo Inputs Terminated
Gain = 0dB, A-weighted,
I
P
R
Stereo Analog Input Signal
AUX Gain = 0dB
From mono Input
DAC Gain = 0dB
From DAC Input, f
AUX_LINE_OUT, f = 1kHz
From Mono In
R
Earpiece mode, f = 1kHz
From Mono In
R
Earpiece mode, f = 1kHz
R
V
Mono Input terminated, C
AUX_LINE_OUT
V
Mono Input terminated, C
Earpiece mode,
–6dB cut enabled
Gain = 0dB, V
A-weighted, Mono Input Terminated
Gain = 0dB, V
A-weighted, Mono Input Terminated
2
RIPPLE
REF
RIPPLE
S Input = Digital Zero
O
RIPPLE
RIPPLE
L
L
L
L
= 32Ω
= 5kΩ, V
= 32Ω BTL, P
= 32Ω BTL, THD+N = 1%
= 7.5mW, f = 1kHz,
DD
= 1.0μF, Mono Differential Input Mode,
, and DV
= 200mV
= 200mV
= 200mV
= 200mV
OUT
16
2
Conditions
S Input = Digital Zero
REF
REF
OUT
OUT
DD
= 1V
OUT
P-P
P-P
P-P
P-P
= V
= V
MCLK
(1% THD+N )
(1% THD+N)
, f
, f
, f
, f
DD
DD
DD
RMS
= 20mW
OUT
OUT
RIPPLE
RIPPLE
RIPPLE
RIPPLE
= 12.288MHz
only
and HPV
REF
REF
(1% THD+N)
(1% THD+N)
= 217Hz
= 217Hz
= 217Hz
= 217Hz
= 1.0μF
= 1.0μF
DD
(Note
Typical
0.002
0.03
0.02
100
100
100
105
1.4
1.6
88
81
98
97
11
12
85
58
7
LM49352
6)
(Note
Limit
85
93
93
50
90
6
6
7)
mV (max)
mV (max)
mW (min)
dB (min)
dB (min)
dB (min)
(Limit)
Units
dB
dB
µV
µV
dB
dB
dB
dB
dB
μV
%
%