Rainbow-electronics MAX5253 Bedienungsanleitung PDF herunterladen (Seite 5)

MAX5253

+3V, Quad, 12-Bit Voltage-Output DAC

with Serial Interface

_______________________________________________________________________________________

2.7 2.8 3.02.9 3.1 3.2 3.3 3.4 3.6



SUPPLY CURRENT

vs. SUPPLY VOLTAGE

MAX5253-05

SUPPLY VOLTAGE (V)

SUPPLY CURRENT (µA)

3.5

1000

950

900

850

800

750

700

600

650

500

550

CODE = FFF hex

-10

0.01 0.1 1 10 100

FULL-SCALE ERROR

vs. LOAD

-7

MAX5253-03

LOAD (kΩ)

FULL-SCALE ERROR (LSB)

-3

-4

-5

-6

-8

-9

-2

-1

____________________________Typical Operating Characteristics (continued)

= +3.3V, T

= +25°C, unless otherwise noted.)

0.50

0.1 1 10 100

TOTAL HARMONIC DISTORTION

PLUS NOISE vs. LOAD

0.05

0.10

0.15

0.20

0.25

0.30

MAX5253-02

FREQUENCY (kHz)

THD + NOISE (%)

0.35

0.40

0.45

DAC CODE = ALL 1s

REFAB = 1Vp-p

= 5kΩ

= 100pF

-100

0.5 1.6 3.8



OUTPUT FFT PLOT

-60

MAX5253-10

FREQUENCY (kHz)

SIGNAL AMPLITUDE (dB)

2.7 4.9 6.0

-20

-40

-80

REF

= 1kHz, 0.006V TO 1.6V

= 5kΩ

= 100pF

-100

0.5 1.2 2.6

REFERENCE FEEDTHROUGH

AT 1kHz

-60

MAX5253-11

FREQUENCY (kHz)

SIGNAL AMPLITUDE (dB)

1.9 3.3 4.0

-20

-40

-80

REFAB INPUT SIGNAL

REF

= 1.6Vp-p @ 1kHz

= 5kΩ

= 100pF

OUTA FEEDTHROUGH

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

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