Rainbow-electronics MAX159 Manual do Utilizador descarregar pdf (Página 6)

MAX157/MAX159

+2.7V, Low-Power, 2-Channel,

108ksps, Serial 10-Bit ADCs in 8-Pin µMAX

6 _______________________________________________________________________________________

Typical Operating Characteristics (continued)

= +3.0V, V

REF

= 2.5V, 0.1µF capacitor at REF, f

SCLK

= 2.17MHz, 16 clocks/conversion cycle (108ksps); CH- = GND for

MAX159; T

= +25°C, unless otherwise noted.)

-0.2

0.1

-0.1

0.2

2.5 3.0 3.5 4.0 5.04.5 5.5

GAIN ERROR

vs. SUPPLY VOLTAGE

MAX157/159 toc08

(V)

GAIN ERROR (LSB)

-0.2

0.1

-0.1

0.2

-60 15-35 -10 40 65 90

115

140

GAIN ERROR

vs. TEMPERATURE

MAX157/159 toc09

TEMPERATURE (°C)

GAIN ERROR (LSB)

0.15

0.10

0.05

0.20

-60 40-35 -10 15 90 11565 140

INTEGRAL NONLINEARITY

vs. TEMPERATURE

MAX157/159 toc12

TEMPERATURE (°C)

INL (LSB)

-0.03

-0.02

-0.01

0.02

0.01

0.03

0 500250 750 1000

INTEGRAL NONLINEARITY

vs. OUTPUT CODE

MAX157/8 toc10

OUTPUT CODE

INL (LSB)

0.15

0.10

0.05

0.20

2.5 4.03.0 3.5 4.5 5.0 5.5

INTEGRAL NONLINEARITY

vs. SUPPLY VOLTAGE

MAX157/159 toc11

(V)

INL (LSB)

1 2 3 4 5 6 7 8 9 10 11 ... 15 16

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