ADC 2 Manual de usuario descargar pdf (Pagina 8)

MAX110/MAX111

Low-Cost, 2-Channel, ±14-Bit Serial ADCs

8 _______________________________________________________________________________________

____________________________Typical Operating Characteristics (continued)

(MAX111, V

= 5V, V

REF+

= 1.5V, V

REF-

= 0V, differential input (V

IN+

= -V

IN-

), f

XCLK

= 1MHz, ÷ 2 mode (DV2 = 1),

81,920 clocks/conv, T

= +25°C, unless otherwise noted.)

0.14

0.12

0.1

MAX110-TOC08

0.04

0.02

0 0.25

0.50

0.75

1.00

0.08

0.06

OSC

(MHz)

RELATIVE ACCURACY (%FSR)

÷4 MODE

÷2 MODE

÷ 1 MODE

= 4.75V

= +85°C

MAX111 RELATIVE ACCURACY vs.

OVERSAMPLING FREQUENCY (f

OSC

)

0.10

MAX110-TOC09

0.04

0.02

-50

-25

0 25 50 75 100

0.08

0.06

TEMPERATURE (°C)

RELATIVE ACCURACY (%FSR)

MAX111 RELATIVE ACCURACY

vs. TEMPERATURE

MAX110-TOC10

0 0.25 0.50 0.75 1.00 1.25

OSC

(MHz)

POWER DISSIPATION (mW)

÷ 4 MODE

÷ 2 MODE

÷ 1 MODE

MAX111 POWER DISSIPATION vs.

OVERSAMPLING FREQUENCY (f

OSC

)

= 5.25V

= 0V

= -40°C

0.10

0.05

-0.05

-0.10

MAX110-TOC6

(V)

-2.0 -1.5 -1.0 -0.5 0 0.5 1.0 1.5 2.0

MAX111 RELATIVE ACCURACY

(-0.667V

REF

< V

< 0.667V

REF

)

RELATIVE ACCURACY (%FSR)

0.10

0.05

-0.05

-0.10

MAX110-TOC7

(V)

-2.0 -1.5 -1.0 -0.5 0 0.5 1.0 1.5 2.0

MAX111 RELATIVE ACCURACY

(-V

REF

< V

REF

)

RELATIVE ACCURACY (%FSR)

1 2 3 4 5 6 7 8 9 10 11 12 13 ... 23 24

MAX110/MAX111 1

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ADC 2 Manual de usuario Pagina 8

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