Rainbow-electronics MAX1444 Bedienungsanleitung PDF herunterladen (Seite 7)

MAX1444

10-Bit, 40Msps, +3.0V, Low-Power

ADC with Internal Reference

_______________________________________________________________________________________ 7

-76

-80

-68

-72

-64

-60

-40 10-15 356085

TOTAL HARMONIC DISTORTION

vs. TEMPERATURE

MAX1444-19

TEMPERATURE

(

)

THD (dBc)

= 19.91MHz

-40 10-15 356085

SIGNAL-TO-NOISE PLUS DISTORTION

vs. TEMPERATURE

MAX1444-20

TEMPERATURE (°C)

SINAD (dB)

= 19.91MHz

-0.4

-0.3

-0.2

-0.1

0.1

0.2

0.3

0.4

0400200 600 800 1000 1200

INTEGRAL NONLINEARITY vs.

DIGITAL OUTPUT CODE (BEST STRAIGHT LINE)

MAX1444-21

DIGITAL OUTPUT CODE

INL (LSB)

0400200 600 800 1000 1200

MAX1444-22

DIGITAL OUTPUT CODE

DNL (LSB)

DIFFERENTIAL NONLINEARITY

vs. DIGITAL OUTPUT CODE

-0.4

-0.3

-0.2

-0.1

0.1

0.2

0.3

0.4

-0.03

-0.04

-0.05

0.01

-0.01

-0.02

0.03

0.02

0.05

0.04

-40 10-15 35 60 85

MAX1444-23

TEMPERATURE (°C)

GAIN ERROR (LSB)

GAIN ERROR vs. TEMPERATURE,

EXTERNAL REFERENCE (V

REFIN

= +2.048V)

-40 10-15 356085

MAX1444-24

TEMPERATURE (°C)

OFFSET ERROR (LSB)

OFFSET ERROR vs. TEMPERATURE,

EXTERNAL REFERENCE (V

REFIN

= +2.048V)

Typical Operating Characteristics (continued)

= +3.0V, OV

= +2.7V, internal reference, differential input at -0.5dB FS, f

CLK

= 40MHz, C

≈ 10pF, T

= +25°C, unless other-

wise noted.)

-40 10-15 356085

MAX1444-26

TEMPERATURE (°C)

VDD

(mA)

ANALOG SUPPLY CURRENT

vs. TEMPERATURE

1.6 2.42 2.8 3.2 3.6

MAX1444-27

(V)

OVDD

(mA)

DIGITAL SUPPLY CURRENT

vs. DIGITAL SUPPLY VOLTAGE

= 7.51MHz

2.70 3.002.85 3.15 3.30 3.45 3.60

ANALOG SUPPLY CURRENT

vs. ANALOG SUPPLY VOLTAGE

MAX1444-25

(V)

VDD

(mA)

1 2 3 4 5 6 7 8 9 10 11 12 ... 17 18

ADC with Internal Reference 1

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