LM49370RL/NOPB National Semiconductor, LM49370RL/NOPB Datasheet - Page 8

IC AUDIO SUBSYSTEM 1.2W 49USMDXT

LM49370RL/NOPB

Manufacturer Part Number
LM49370RL/NOPB
Description
IC AUDIO SUBSYSTEM 1.2W 49USMDXT
Manufacturer
National Semiconductor
Series
Boomer®, PowerWise®r
Type
Class Dr
Datasheet

Specifications of LM49370RL/NOPB

Output Type
1-Channel (Mono) with Mono and Stereo Headphones
Max Output Power X Channels @ Load
1.2W x 1 @ 8 Ohm; 52mW x 2 @ 16 Ohm
Voltage - Supply
2.5 V ~ 5.5 V
Features
3D, Depop, I²C, I²S, Microphone, Mute, PCM, Shutdown, SPI, Standby, Volume Control
Mounting Type
Surface Mount
Package / Case
49-MicroSMDxt
Dc
07+
For Use With
LM49370RLEVAL - BOARD EVALUATION LM49370RL
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
LM49370RLTR
www.national.com
POWER
DI
DI
AI
AI
SD
ST
8.0 Absolute Maximum Ratings
1, 2)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Analog Supply Voltage
Digital Supply Voltage
 (BB_V
Storage Temperature
Power Dissipation (Note 3)
ESD Susceptibility
10.0 Electrical Characteristics
BB_V
stated. Limits apply for 25°C.
SD
ST
Symbol
(A_V
Human Body Model (Note 4)
Machine Model (Note 5)
DD
DD
DD
= 1.8V, A_V
& LS_V
& D_V
Digital Shutdown Current
Digital Standby Current
Analog Shutdown Current
Analog Standby Current
Digital Playback Mode Digital
Active Current
Digital Playback Mode Analog
Active Current
Analog Playback Mode Digital Active
Current
Analog Playback Mode Analog Active
Current
CODEC Mode Digital Active Current
CODEC Mode Analog Active Current
Voice Module Mode Digital Active
Current
Voice Module Mode Analog Active
Current
DD
DD
)
DD
& PLL_V
= 3.3V, LS_V
Parameter
DD
)
DD
= 3.3V. The following specifications apply for the circuit shown in Figure 2 unless otherwise
−65°C to +150°C
Internally Limited
(Notes 1, 2)
(Notes
2500V
Chip Mode '00', f
Chip Mode '01', f
Chip Mode '00'
Chip Mode '01'
Chip Mode '10', f
f
DAC on; PLL off
Chip Mode '10', f
f
DAC + PLL on
Chip Mode '10', HP On, SE mode,
DAC inputs selected
Chip Mode '10', HP On, OCL mode,
DAC inputs selected
Chip Mode '10', LS On,
DAC inputs selected
Chip Mode '10', f
DAC +ADC + PLL off
Chip Mode '10', HP On, SE mode,
AUX inputs selected
Chip Mode '10', HP On, OCL mode,
AUX inputs selected
Chip Mode '10', LS On,
AUX inputs selected
Chip Mode '10', f
DAC +ADC on; PLL Off
Chip Mode '10', EP On,
DAC inputs selected
Chip Mode '10', f
DAC +ADC + PLL off
Chip Mode '10', EP + CPOUT on,
CPIN input selected
200V
S
PLLOUT
6.0V
6.0V
= 48kHz,
= 12MHz, f
8
Unless otherwise stated PLL_V
Junction Temperature
Thermal Resistance
 θ
PCB with 2in
Soldering Information
9.0 Operating Ratings
Temperature Range
Supply Voltage
Conditions
D_V
BB_V
LS_V
MCLK
MCLK
MCLK
MCLK
MCLK
MCLK
MCLK
JA
S
– RLA49 (soldered down to
DD
= 48kHz;
= 13MHz, f
DD
DD
= 13MHz
= 13MHz
= 12MHz,
= 13MHz,
= 13MHz,
= 13MHz,
/PLL_V
/A_V
2
1oz. copper plane)
DD
DD
S
= 8kHz,
DD
(Note 6)
Typical
12.5
11.5
11.2
= 3.3V, D_V
0.7
0.9
0.1
0.1
7.9
9.0
9.4
0.9
5.9
6.3
8.4
2.7
0.9
7.4
LM49370
(Notes 7,
−40°C to +85°C
Limit
14.5
13.5
13.5
15.5
15.5
DD
11)
2.2
1.8
1.2
1.2
1.8
9.5
9.7
3.5
1.8
12
11
2.5V to 4.5V
1.8V to 4.5V
2.5V to 5.5V
= 3.3V,
60°C/W
µA (max)
mA(max)
µA (max)
mA(max)
mA(max)
mA(max)
mA(max)
mA(max)
mA(max)
mA(max)
mA(max)
mA(max)
mA(max)
mA(max)
mA(max)
µA(max)
150°C
Units
mA

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