LM4935 datasheet(8/112 Pages) NSC

8 / 112 page

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

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

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

Digital Shutdown Current

Chip Mode ’00’, f

MCLK = 13MHz

0.7

µA

Chip Mode ’00’, f

MCLK = 19.2MHz

0.7

µA

(max)

Digital Standby Current

Chip Mode ’01’, f

MCLK = 13MHz

1.5

Chip Mode ’01’, f

MCLK = 19.2MHz

2.2

(max)

Digital Active Current

Chip Mode ’10’, f

MCLK = 13MHz,

DAC, ADC, SAR OFF

1.5

Chip Mode ’10’, f

MCLK = 19.2MHz,

DAC, ADC, SAR OFF

2.2

Chip Mode ’10’, f

MCLK = 13MHz

DAC, ADC, SAR ON

11.2

Chip Mode ’10’, f

MCLK = 19.2MHz,

DAC, ADC, SAR ON

16.2

(max)

Analog Shutdown Current

Chip Mode ’00’

0.2

µA

(max)

Analog Standby Current

Chip Mode ’01’,

No headset inserted

0.2

µA

(max)

Analog Active Current

All Outputs OFF, SE MODE

6.1

All Outputs OFF, OCL MODE

5.7

All Outputs ON, SE MODE

18.3

All Outputs ON, OCL MODE

18.7

(max)

PLLI

PLL Active Current

MCLK =13MHz

PLLOUT = 12 MHz, PLL ON only

4.2

MCLK = 19.2 MHz

PLLOUT = 12 MHz, PLL ON only

6.2

ADCI

ADC Active Current

MCLK = 13MHz, ADC ON only

2.5

MCLK = 19.2MHz, ADC ON only

3.6

LM4935 Datasheet(PDF) 8 Page - National Semiconductor (TI)

LM4935 Datasheet(HTML) 8 Page - National Semiconductor (TI)

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 ...More

Datasheet Download

Link URL