ADCV0831 datasheet(2/9 Pages) NSC

Teilenummer	ADCV0831

Bauteilbeschribung	8 Bit Serial I/O Low Voltage Low Power ADC with Auto Shutdown in a SOT Package

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Absolute Maximum Ratings (Notes 1, 3)

If Military/Aerospace specified devices are required,

please contact the National Semiconductor Sales Office/

Distributors for availability and specifications.

Supply Voltage (V

CC)

5.5V

Voltage at Inputs and Outputs

−0.3V to V

CC + 0.3V

Input Current at Any Pin (Note 4)

±5mA

Package Input Current (Note 4)

±20 mA

Power Dissipation at T

A = 25˚C

(Note 5)

470 mW

ESD Susceptibility (Note 6)

2000V

Soldering Temperature (Note 7)

Convection Infrared (15 sec.)

215˚C

Wave Soldering (4 sec.) (Note 7)

260˚C

Storage Temperature

−65˚C to +150˚C

Thermal Resistance (

θ

JA)

265˚C/W

Operating Ratings (Notes 2, 3)

Temperature Range

0˚C

≤ T

j ≤70˚C

Supply Voltage (V

CC)

2.7V

DC to 5V

Electrical Characteristics

The following specifications apply for V

CC =3VDC, and fCLK = 500 kHz unless otherwise specified. Boldface limits apply for

T

A =TJ =TMIN to T MAX; all other limits TA =T J = 25˚C.

Symbol

Parameter

Conditions

Typical

(Note 8)

Limits

(Note 9)

Units

Integral Linearity Error

±0.6

±1.5

LSB (max)

Offset Error

±0.1

±1.5

LSB (max)

Full Scale Error

±0.3

±1.5

LSB (max)

Resolution

8

Bits (min)

V

IN

Analog Input Voltage

(V

CC + 0.05)

V (max)

(GND − 0.05)

V (min)

V

IN(1)

Logical “1” Input Voltage

V

CC =3V

2.0

V (min)

V

IN(0)

Logical “0” Input Voltage

V

CC =3V

0.8

V (max)

I

IN(1)

Logical “1” Input Current

V

IN = 3V

0.01

1

µA (max)

I

IN(0)

Logical “0” Input Current

V

IN = 0V

0.01

−1

µA (max)

V

OUT(1)

Logical “1” Output Voltage

I

out =-360µA

2.8

2.4

V (min)

V

OUT(0)

Logical “0” Output Voltage

I

out =1.6 mA

0.24

0.4

V (max)

I

OUT

TRI-STATE® Output Current

V

OUT = 0V

0.01

3.0

µA (max)

I

SOURCE

Output Source Current

V

OUT = 0V

2.6

1.0

mA (min)

I

SINK

Output Sink Current

V

OUT = 3V

7.4

3.0

mA (min)

I

CC

Supply Current

CS = HIGH

0.01

30

µA (max)

CS = LOW

200

400

µA (max)

AC Electrical Characteristics

The following specifications apply for V

CC =+3 VDC, and tr =t f = 20 ns unless otherwise specified. Boldface limits apply for

T

A =TJ =T MIN to TMAX; all other limits TA =TJ = 25˚C.

Symbol

Parameter

Conditions

Typical

Limits

Units

(Note 8)

(Note 9)

f

CLK

Clock Frequency

700

kHz (max)

10

kHz (min)

t

SET-UP

CS failing edge to CLK rising edge

25

ns

Clock Duty Cycle

40

% (min)

60

% (max)

T

C

Conversion Time

11

Clock

Periods

t

pd

CLK Falling Edge to Data Valid

Low to High

C

L = 100 pF

142

250

ns (max)

High to Low

70

200

t

1H,t 0H

CS Rising Edge to Data Output TRI-STATE

C

L = 100 pF, RL =2

k

Ω

75

250

ns (max)

(see TRI-STATE Test Circuits)

C

L = 100 pF, RL =10

k

Ω

50

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