2)

If Military/Aerospace specified devices are required,

please contact the National Semiconductor Sales Office/

Distributors for availability and specifications.

V

4.2V

|V

≤ 100 mV

Voltage on Any Input or Output Pin

−0.3V to (V

+0.3V)

Input Current at Any Pin (Note 3)

Package Input Current (Note 3)

Package Dissipation at T

See (Note 4)

ESD Susceptibility

Human Body Model (Note 5)

2500V

Machine Model (Note 5)

250V

Charge Device Model

750V

Soldering Temperature,

Infrared, 10 sec. (Note 6)

235˚C

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 6)

Operating Temperature

−40˚C

≤ T

A

≤ +85˚C

Supply Voltage (V

+3.0V to +3.6V

Output Driver Supply (V

+2.4V to V

D

CLK, PD, OF/DOEN,

OEA/OF, OEB/DRDY

−0.05V to (V

Analog Input Pins

0V to 2.6V

V

CM

1.0V to 2.0V

|AGND–DGND|

≤100mV

Clock Duty Cycle (DCS On)

30% to 70%

Clock Duty Cycle (DCS Off)

40% to 60%

Converter Electrical Characteristics

Unless otherwise specified, the following specifications apply for AGND = DGND = DR GND = 0V, V

+2.5V, PD = 0V, External V

limits apply for T

Symbol

Parameter

Conditions

Typical

(Note 10)

Limits

(Note 10)

Units

(Limits)

STATIC CONVERTER CHARACTERISTICS

Resolution with No Missing Codes

12

Bits (min)

INL

Integral Non Linearity (Note 11)

f

LSB (max)

DNL

Differential Non Linearity

f

LSB (max)

PGE

Positive Gain Error

%FS (max)

NGE

Negative Gain Error

%FS (max)

TC GE

Gain Error Tempco

−40˚C

≤ T

A

≤ +85˚C

10

ppm/˚C

V

OFF

Offset Error (V

-0.2

+0.75

-1.1

%FS (max)

%FS (min)

TC

V

OFF

Offset Error Tempco

−40˚C

≤ T

A

≤ +85˚C

16

ppm/˚C

Under Range Output Code

0

0

Over Range Output Code

4095

4095

REFERENCE AND ANALOG INPUT CHARACTERISTICS

V

CM

Common Mode Input Voltage

1.5

1.0

V (min)

2.0

V (max)

V

V

Reference Output Voltage

1.5

V

C

IN

V

GND)

V

(CLK LOW)

8

pF

(CLK HIGH)

7

pF

V

REF

External Reference Voltage (Note

13)

1.00

0.8

V (min)

1.2

V (max)

Reference Input Resistance

1

M

Ω (min)

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6