ADC14155 datasheet(6/19 Pages) NSC

6 / 19 page

Absolute Maximum Ratings (Notes 1,

If Military/Aerospace specified devices are required,

please contact the National Semiconductor Sales Office/

Distributors for availability and specifications.

Supply Voltage (V

A,VD)

−0.3V to 4.2V

Supply Voltage (V

DR)

−0.3V to 2.4V

A–VD|

≤ 100 mV

Voltage on Any Input Pin

−0.3V to (V

+0.3V)

Voltage on Any Output Pin

-0.3V to (V

+0.2V)

Input Current at Any Pin other than

Supply Pins (Note 3)

±5mA

Package Input Current (Note 3)

±TBD mA

Max Junction Temp (T

+150˚C

Thermal Resistance (

JA)

24˚C/W

Package Dissipation at T

A = 25˚C

(Note 4)

5.2W

ESD Rating

Human Body Model (1.5k

Ω,

100pF)

2500V

Machine Model (0

Ω, 200pF)

250V

Storage Temperature

−65˚C to +150˚C

Soldering process must comply with National

Semiconductor’s Reflow Temperature Profile

specifications. Refer to www.national.com/packaging.

(Note 5)

Operating Ratings (Notes 1, 2)

Operating Temperature

−40˚C

≤ T

≤ +85˚C

Supply Voltage (V

A,VD)

+3.0V to +3.6V

Output Driver Supply (V

DR)

+1.6V to +2.0V

CLK

−0.05V to (V

A + 0.05V)

Clock Duty Cycle

30/70 %

Analog Input Pins

0V to 2.6V

1.4V to 1.6V

|AGND-DGND|

≤100mV

Converter Electrical Characteristics

Unless otherwise specified, the following specifications apply: AGND = DGND = DRGND = 0V, V

A =VD = +3.3V, VDR = +1.8V,

Internal V

REF = +1.0V, fCLK = 155 MHz, VCM =VRM,tr =tf = TBD ns, CL = 5 pF/pin, Differential Clock Mode, Offset Binary For-

mat. Typical values are for T

A = 25˚C. Boldface limits apply for TMIN

≤ T

MAX. All other limits apply for TA = 25˚C (Notes

6, 7, 8)

Symbol

Parameter

Conditions

Typical

(Note 9)

Limits

(Note 9)

Units

(Limits)

STATIC CONVERTER CHARACTERISTICS

Resolution with No Missing Codes

Bits (min)

INL

Integral Non Linearity (Note 10)

±1.5

TBD

LSB (max)

DNL

Differential Non Linearity

±0.5

TBD

LSB (max)

PGE

Positive Gain Error

+0.3

TBD

%FS (max)

NGE

Negative Gain Error

+0.03

TBD

%FS (max)

TC GE

Gain Error Tempco

−40˚C

≤ T

≤ +85˚C

TBD

ppm/˚C

OFF

Offset Error (V

IN+=VIN−)

−0.1

TBD

%FS (max)

OFF

Offset Error Tempco

−40˚C

≤ T

≤ +85˚C

TBD

ppm/˚C

Under Range Output Code

Over Range Output Code

16383

REFERENCE AND ANALOG INPUT CHARACTERISTICS

Common Mode Input Voltage

1.5

1.5±0.1

Reference Ladder Midpoint Output

Voltage

Output load=1mA

1.5

TBD

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