Rainbow-electronics MAX533 Instrukcja Użytkownika Pobierz pdf (Strona 6)

MAX533

2.7V, Low-Power, 8-Bit Quad DAC

with Rail-to-Rail Output Buffers

6 _______________________________________________________________________________________

____________________________Typical Operating Characteristics (continued)

= +3V, T

= +25°C, unless otherwise noted.)

WORST-CASE 1LSB DIGITAL

STEP CHANGE (NEGATIVE)

MAX533-TOC10

2µs/div

CS

2V/div

OUTA

50mV/div

= 3.0V

REF

= 2.5V



DAC CODE = 80 TO 7F hex

NO LOAD

WORST-CASE 1LSB DIGITAL

STEP CHANGE (POSITIVE)

MAX533-TOC11

2µs/div

CS

2V/div

OUTA

50mV/div

= 3.0V

REF

= 2.5V

DAC CODE = 7F TO 80 hex

NO LOAD

-80

0.01 0.1 10



REFERENCE FEEDTHROUGH vs. FREQUENCY

-60

-70

-20

-30

-40

-50

MAX533-TOC12

FREQUENCY (MHz)

RELATIVE OUTPUT (dB)

= +3.0V

REF

= 3V

p-p

SINE WAVE

DAC CODE = 00 HEX



CLOCK FEEDTHROUGH

MAX533-TOC13

2µs/div

SCLK

2V/div

OUTA

10mV/div

SCLK = 333kHz

SCLK t

= t

= 25ns

= 3.0V

REF

= 2.5V

DAC CODE = 80 hex

NO LOAD



POSITIVE SETTLING TIME

MAX533-TOC14

5µs/div

CS

2V/div

OUTA

1V/div

= 3.0V

REF

= 2.5V



DAC CODE = 00 TO FF hex

NO LOAD

-30

0.01 0.1 10



REFERENCE INPUT FREQUENCY RESPONSE

-20

-25

-5

-10

-15

MAX533-TOC9

FREQUENCY (MHz)

RELATIVE OUTPUT (dB)

REF

= 0.1V

p-p

SINE WAVE

CENTERED AT 2.5V

DAC CODE = FF HEX

= +3.0V



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

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