Rainbow-electronics MAX1116 Manual do Utilizador descarregar pdf (Página 4)

MAX1115/MAX1116

Single-Supply, Low-Power, Serial 8-Bit ADCs

4 _______________________________________________________________________________________

Typical Operating Characteristics

= +3V (MAX1115), V

= +5V (MAX1116), f

scu

= 5MHz, f

sample

= 100ksps, C

LOAD

= 100pF, T

= +25°C, unless otherwise

noted.)

-1.0

-0.4

-0.6

-0.8

-0.2

0.2

0.4

0.6

0.8

1.0

0 10050 150 200 250 300

INTEGRAL NONLINEARITY

vs. OUTPUT CODE

MAX1115 toc01

OUTPUT CODE

INL (LSB)

-0.2

-0.4

-0.6

0.2

0.4

0.6

0.8

1.0

0 10050 150 200 250 300

DIFFERENTIAL NONLINEARITY

vs. OUTPUT CODE

MAX1115 toc02

OUTPUT CODE

DNL (LSB)

-0.8

-1.0

0.2

0.1

0.4

0.3

0.6

0.5

0.7

SHUTDOWN SUPPLY CURRENT

vs. SUPPLY VOLTAGE

MAX1115 toc03

SUPPLY VOLTAGE (V)

SHUTDOWN CURRENT (µA)

2.5

3.5

4.5

5.5

100.0

0.01 0.1 1 10 100

SUPPLY CURRENT vs.

CONVERSION RATE

1.0

MAX1115 toc04

CONVERSION (ksps)

SUPPLY CURRENT (µA)

10.0

MAX1116

= +5V

MAX1115

= +3V

100

150

200

2.5 3.5 4.5 5.5

SUPPLY CURRENT

vs. SUPPLY VOLTAGE

MAX1115 toc05

SUPPLY VOLTAGE (V)

SUPPLY CURRENT (µA)

MAX1115

MAX1116

OUT

= 00000000

= V

DIGITAL INPUTS

100

150

200

-40 -15 10 35 60 85

SUPPLY CURRENT

vs. TEMPERATURE

MAX1115 toc06

TEMPERATURE (°C)

SUPPLY CURRENT (µA)

OUT

= 00000000

= V

REF

= V

DIGITAL INPUTS

MAX1115

= +3V

MAX1116

= +5V

5.0

5.2

5.3

5.1

5.4

5.5

2.5 3.5 4.5 5.5

CONVERSION TIME

vs. SUPPLY VOLTAGE

MAX1115 toc07

SUPPLY VOLTAGE (V)

CONVERSION TIME (µs)

MAX1115 toc08

5.0

5.2

5.3

5.1

5.4

5.5

-40 -15 10 35 60 85

CONVERSION TIME

vs. TEMPERATURE

TEMPERATURE (°C)

CONVERSION TIME (µs)

= +3V

= +5V

0.6

0.8

0.4

0.2

1.2

1.0

1.4

2.5 4.53.5 5.5

GAIN ERROR vs.

SUPPLY VOLTAGE

MAX1115 toc09

SUPPLY VOLTAGE (V)

GAIN ERROR (%FSR)

MAX1116

= +5V

MAX1115

= +3V

1 2 3 4 5 6 7 8 9 10 11 12

MAX1115/MAX1116 1

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