lm4935rlx National Semiconductor Corporation, lm4935rlx Datasheet - Page 9

• Manufacturer Part Number: lm4935rlx
• Description: Audio Sub-system With Dual-mode Stereo Headphone And Mono High Efficiency Loudspeaker Amplifiers And Multi-purpose Adc
• Manufacturer: National Semiconductor Corporation

DC CURRENT CONSUMPTION
DI
DI
DI
AI
AI
AI
PLLI
ADCI
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.
10.0 Electrical Characteristics
BB_V
otherwise stated. Limits apply for 25˚C.
Analog Supply Voltage
Digital Supply Voltage
Storage Temperature
Power Dissipation (Note 3)
ESD Susceptibility
SD
ST
DD
SD
ST
DD
Symbol
(A_V
(BB_V
Human Body Model (Note 4)
Machine Model (Note 5)
DD
DD
DD
DD
= 1.8V, A_V
DD
& LS_V
& D_V
Digital Shutdown Current
Digital Standby Current
Digital Active Current
Analog Shutdown Current
Analog Standby Current
Analog Active Current
PLL Active Current
ADC 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
Internally Limited
−65˚C to +150˚C
(Notes 1, 2) Unless otherwise stated PLL_V
Chip Mode ’00’, f
Chip Mode ’01’, f
DAC, ADC, SAR OFF
Chip Mode ’10’, f
DAC, ADC, SAR OFF
Chip Mode ’10’, f
DAC, ADC, SAR ON
Chip Mode ’10’, f
DAC, ADC, SAR ON
Chip Mode ’00’
Chip Mode ’01’,
f
f
f
Chip Mode ’00’, f
Chip Mode ’01’, f
Chip Mode ’10’, f
No headset inserted
All Outputs OFF, SE MODE
All Outputs OFF, OCL MODE
All Outputs ON, SE MODE
All Outputs ON, OCL MODE
f
f
f
2500V
MCLK
PLLOUT
MCLK
PLLOUT
MCLK
MCLK
200V
6.0V
6.0V
= 13 MHz
= 19.2 MHz
= 13MHz, ADC ON only
= 19.2MHz, ADC ON only
= 12 MHz, PLL ON only
= 12 MHz, PLL ON only
9
Conditions
9.0 Operating Ratings
Junction Temperature
Thermal Resistance
to PCB with 2in
plane)
Soldering Information
Temperature Range
Supply Voltage
θ
D_V
BB_V
LS_V
MCLK
MCLK
MCLK
MCLK
MCLK
MCLK
MCLK
MCLK
JA
– RLA49 (soldered down
DD
DD
DD
= 13MHz
= 19.2MHz
= 13MHz
= 19.2MHz
= 13MHz,
= 19.2MHz,
= 13MHz
= 19.2MHz,
/PLL_V
/A_V
DD
2
DD
1oz. copper
(Note 6)
Typical
DD
11.2
16.2
18.3
18.7
0.7
0.7
1.5
2.2
1.5
2.2
0.2
0.2
6.1
5.7
4.2
6.2
2.5
3.6
= 3.3V, D_V
LM4935
(Note 7)
Limit
−40˚C to +85˚C
20
28
5
3
3
3
DD
2.7V to 4.5V
1.8V to 4.5V
2.7V to 5.5V
www.national.com
= 3.3V,
60˚C/W
(max)
(max)
(max)
(max)
(max)
(max)
150˚C
Units
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
µA
µA
µA
µA