ADC08831IM datasheet(3/23 Pages) NSC

Il numero della parte	ADC08831IM

Spiegazioni elettronici	8-Bit Serial I/O CMOS A/D Converters with Multiplexer and Sample/Hold Function

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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)

6.5V

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

ESD Susceptibility (Note 6)

Human Body Model

2000V

Machine Model

200V

Junction Temperature (Note 5)

150˚C

Storage Temperature Range

−65˚ C to 150˚C

Mounting Temperature

Lead Temp. (soldering, 10 sec)

Infrared (10 sec)

260˚C

215˚C

Operating Ratings(Notes 2, 3)

Temperature Range

−40˚C

≤ T

J ≤ +85˚C

Supply Voltage

4.5 V to 6.0 V

Thermal Resistance (

θ

jA)

SO Package, 8-pin Surface Mount

190˚C/W

MSOP, 8-pin Surface Mount

235˚C/W

SO Package, 14-pin Surface Mount

145˚C/W

N Package, 8-pin

122˚C/W

Clock Frequency

10kHz

≤f

CLK≤2MHz

Electrical Characteristics

The following specifications apply for V

CC = VREF = +5VDC, and fCLK = 2 MHz unless otherwise specified. Boldface limits

apply for T

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

Symbol

Parameter

Conditions

Typical

(Note 8)

Limits

(Note 9)

Units

(Limits)

CONVERTER AND MULTIPLEXER CHARACTERISTICS

TUE

Total Unadjusted Error

(Note 10)

±0.3

±1

LSB

(max)

Offset Error

±0.2

LSB

DNL

Differential NonLinearity

±0.2

LSB

INL

Integral NonLinearity

±0.2

LSB

FS

Full Scale Error

±0.3

LSB

R

REF

Reference Input Resistance

(Note 11)

3.5

2.8

5.9

k

Ω (min)

k

Ω (max)

V

IN

Analog Input Voltage

(Note 12)

(V

CC + 0.05)

(GND − 0.05)

V (max)

V (min)

DC Common-Mode Error

±1⁄4

LSB (max)

Power Supply Sensitivity

V

CC = 5V ±10%,

V

CC = 5V ±5%

±1⁄4

LSB (max)

On Channel Leakage Current

(Note 13)

On Channel = 5V,

Off Channel = 0V

0.2

1

µA (max)

On Channel = 0V

Off Channel = 5V

−0.2

−1

µA (min)

Off Channel Leakage Current

(Note 13)

On Channel = 5V,

Off Channel = 0V

−0.2

−1

µA (min)

On Channel = 0V,

Off Channel = 5V

0.2

1

µA (max)

DC CHARACTERISTICS

V

IN(1)

Logical “1” Input Voltage

2.0

V (min)

V

IN(0)

Logical “0” Input Voltage

0.8

V (max)

I

IN(1)

Logical “1” Input Current

V

IN = 5.0V

0.05

+1

µA (max)

I

IN(0)

Logical “0” Input Current

V

IN = 0V

0.05

−1

µA (max)

V

OUT(1)

Logical “1” Output Voltage

V

CC = 4.75V:

I

OUT = −360 µA

2.4

V (min)

I

OUT = −10 µA

4.5

V (min)

V

OUT(0)

Logical “0” Output Voltage

V

CC = 4.75V

I

OUT = 1.6 mA

0.4

V (max)

I

OUT

TRI-STATE Output Current

V

OUT = 0V

V

OUT = 5V

−3.0

3.0

µA (max)

I

SOURCE

Output Source Current

V

OUT = 0V

−6.5

mA (max)

I

SINK

Output Sink Current

V

OUT = VCC

8.0

mA (min)

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