lm49350rl National Semiconductor Corporation, lm49350rl Datasheet - Page 12

• Manufacturer Part Number: lm49350rl
• Description: High Performance Audio Codec Sub-system With A Ground-referenced Stereo Headphone Amplifier & An Ultra Low Emi Class D Loudspeaker Amplifier With Dual I2s/pcm Digital Audio Interfaces
• Manufacturer: National Semiconductor Corporation

www.national.com
DC CHARACTERISTICS (Digital current combines D_V
DI
DI
DI
AI
AI
AI
PLLI
HPI
LSI
SD
ST
DD
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
I/O Supply Voltage
Storage Temperature
Power Dissipation (Note )
ESD Ratings
10.0 Electrical Characteristics: A_V
for T
SD
ST
DD
Symbol
(Notes 1, 2)
DD
DD
DD
(A_V
D_V
I/O_V
Human Body Model (Note )
Machine Model (Note )
A
= 25°C.
DD
DD
DD
and LS_V
Digital Shutdown Current
Digital Standby Current
Digital Active Current (MP3 Mode)
Digital Active Current (FM Mode)
Digital Active Current (FM Record
Mode)
Digital Active Current (CODEC
Mode)-
Analog Shutdown Current
Analog Standby Quiescent Current
Analog Supply Current (MP3 Mode)
Analog Supply Current (FM Mode)
Analog Supply Current (FM Record
Mode)
Analog Supply Current (CODEC
Mode)
PLL Total Active Current
Headphone Quiescent Current
Loudspeaker Quiescent Current
The following specifications apply for R
DD
)
Parameter
−65°C to +150°C
Internally Limited
Shutdown Mode,
f
f
f
Stereo DAC On, OSR
PLL Off, HP On
f
Analog Audio modes
f
Stereo ADC On, OSR
PLL Off, Stereo Analog Inputs On
f
Mono ADC On, Stereo DAC On,
OSR = 128, PLL Off, MIC On
Shutdown Mode
Reference Voltages On only
f
Stereo DAC On, OSR
PLL Off, HP On
Stereo Analog Inputs On, HP On
f
Stereo ADC On, OSR
PLL Off, Stereo Analog Inputs On
f
Mono ADC On, Stereo DAC On,
OSR = 128, PLL Off, MIC On
f
f
Stereo HP On only
LS On only
MCLK
MCLK
MCLK
MCLK
MCLK
MCLK
MCLK
MCLK
MCLK
MCLK
PLLOUT
(Notes
2000V
200V
L(LS)
6.0V
2.2V
5.5V
DD
= 13MHz, PLL Off
= 12.288MHz, PMC On only
= 11.2896MHz, f
= 13MHz
= 12.288MHz, f
= 11.2896MHz, f
= 11.2896MHz, f
= 12.288MHz, f
= 11.2896MHz, f
= 13MHz,
= 12MHz, PLL On only
DD
and I/O_V
= 8Ω, R
= LS_V
12
Conditions
L(HP)
Junction Temperature
Thermal Resistance
Soldering Information
9.0 Operating Ratings
Temperature Range
Supply Voltage
DD
θ
to
plane)
See Applications Note AN-1112.
. Analog current combines A_V
S
S
= 32Ω, f = 1kHz, unless otherwise specified. Limits apply
A_V
D_V
I/O_V
DAC
ADC
DAC
ADC
S
S
S
S
= 48kHz,
= 48kHz,
JA
DD
= 44.1kHz,
= 44.1kHz,
= 44.1kHz,
= 44.1kHz,
PCB with 2in
– RLA36 (soldered down
DD
= 128,
= 128,
= 128,
= 128,
DD
DD
= 3.3V; D_V
and LS_V
2
1oz. copper
DD
(Note 6)
Typical
0.25
0.85
0.9
0.2
1.5
2.7
0.3
7.8
5.3
9.8
2.9
3.5
2.9
13
2
LM49350
DD
= I/O_V
(Note 7)
Limit
0.5
3.8
1.5
5.5
15
10
12
15
DD
1
2
2
5
7
and LS_V
−40°C to +85°C
DD
2.7V to 5.5V
1.7V to 2.0V
1.6V to 4.5V
mA (max)
mA (max)
mA (max)
mA (max)
mA (max)
mA (max)
mA (max)
mA (max)
mA (max)
mA (max)
mA (max)
µA (max)
μA (max)
(Limits)
= 1.8V
Units
DD
mA
mA
60°C/W
)
150°C