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LM4935WL Folha de dados(PDF) 8 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor.
Nome de Peças LM4935WL
Descrição Electrónicos  Audio Sub-System with Dual-Mode Stereo Headphone and Mono High Efficiency Loudspeaker Amplifiers and Multi-Purpose ADC
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Fabricante Electrônico  NSC [National Semiconductor (TI)]
Página de início  http://www.national.com
Logo NSC - National Semiconductor (TI)

LM4935WL Folha de dados(HTML) 8 Page - National Semiconductor (TI)

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8.0 Absolute Maximum Ratings
(Notes 1, 2)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Analog Supply Voltage
(A_V
DD & LS_VDD)
6.0V
Digital Supply Voltage
(BB_V
DD & D_VDD & PLL_VDD)
6.0V
Storage Temperature
−65˚C to +150˚C
Power Dissipation (Note 3)
Internally Limited
ESD Susceptibility
Human Body Model (Note 4)
Machine Model (Note 5)
2500V
200V
Junction Temperature
150˚C
Thermal Resistance
θ
JA – WLA49 (soldered down
to PCB with 2in
2 1oz. copper
plane)
60˚C/W
Soldering Information
See AN-1279 for Microfil
TM package information. Peak
reflow temperature should not exceed 235˚C.
9.0 Operating Ratings
Temperature Range
−40˚C to +85˚C
Supply Voltage
D_V
DD/PLL_VDD
BB_V
DD
LS_V
DD/A_VDD
2.7V to 4.5V
1.8V to 4.5V
2.7V to 5.5V
10.0 Electrical Characteristics (Notes 1, 2) Unless otherwise stated PLL_V
DD = 3.3V, D_VDD = 3.3V,
BB_V
DD = 1.8V, A_VDD = 3.3V, LS_VDD = 3.3V. The following specifications apply for the circuit shown in Figure 2 unless
otherwise stated. Limits apply for 25˚C.
Symbol
Parameter
Conditions
LM4935
Units
Typical
(Note 6)
Limit
(Note 7)
DC CURRENT CONSUMPTION
DI
SD
Digital Shutdown Current
Chip Mode ’00’, f
MCLK = 13MHz
0.7
µA
Chip Mode ’00’, f
MCLK = 19.2MHz
0.7
5
µA
(max)
DI
ST
Digital Standby Current
Chip Mode ’01’, f
MCLK = 13MHz
1.5
mA
Chip Mode ’01’, f
MCLK = 19.2MHz
2.2
3
mA
(max)
DI
DD
Digital Active Current
Chip Mode ’10’, f
MCLK = 13MHz,
DAC, ADC, SAR OFF
1.5
mA
Chip Mode ’10’, f
MCLK = 19.2MHz,
DAC, ADC, SAR OFF
2.2
mA
Chip Mode ’10’, f
MCLK = 13MHz
DAC, ADC, SAR ON
11.2
mA
Chip Mode ’10’, f
MCLK = 19.2MHz,
DAC, ADC, SAR ON
16.2
20
mA
(max)
AI
SD
Analog Shutdown Current
Chip Mode ’00’
0.2
3
µA
(max)
AI
ST
Analog Standby Current
Chip Mode ’01’,
No headset inserted
0.2
3
µA
(max)
AI
DD
Analog Active Current
All Outputs OFF, SE MODE
6.1
mA
All Outputs OFF, OCL MODE
5.7
mA
All Outputs ON, SE MODE
18.3
mA
All Outputs ON, OCL MODE
18.7
28
mA
(max)
PLLI
DD
PLL Active Current
f
MCLK =13MHz
f
PLLOUT = 12 MHz, PLL ON only
4.2
mA
f
MCLK = 19.2 MHz
f
PLLOUT = 12 MHz, PLL ON only
6.2
mA
ADCI
DD
ADC Active Current
f
MCLK = 13MHz, ADC ON only
2.5
mA
f
MCLK = 19.2MHz, ADC ON only
3.6
mA
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