Rainbow-electronics MAX5385 Bedienungsanleitung PDF herunterladen (Seite 6)

MAX5383/MAX5384/MAX5385

Low-Cost, Low-Power, 8-Bit DACs with 3-Wire

Serial Interface in SOT23

6 _______________________________________________________________________________________

Typical Operating Characteristics (continued)

= +3.0V (MAX5383), V

= +5.0V (MAX5384/MAX5385), T

= +25°C, unless otherwise noted.)

1.0

0.6

0.4

0.2

0.8

-40 20-20 0 40 60 80 100

SHUTDOWN SUPPLY CURRENT

vs. TEMPERATURE

MAX5383/4/5-16

TEMPERATURE (°C)

SUPPLY CURRENT (µA)

= +5V

= +3V

2.0

1.5

2.5

3.0

4.0

3.5

4.5

0.1

0.2

021436589710

OUTPUT LOAD REGULATION

MAX5383/4/5-17

LOAD CURRENT (mA)

A: MAX5384/MAX5385, V

= +4.5V, FULL SCALE OR SOURCING

B: MAX5383, FULL SCALE, V

= +2.7V SINKING, V

= +5.0V SOURCING

C: MAX5383, FULL SCALE, V

= +2.7V SOURCING

D: ZERO CODE, V

= +2.7V SINKING

E: ZERO CODE, V

= +5.5V SINKING

OUT

FULL SCALE (V)

OUT

ZERO CODE (V)

4µs/div

OUTPUT VOLTAGE ON POWER-UP

MAX5383/4/5-18

OUT

50mV/div

2V/div

10µs/div

MAX5383

OUTPUT VOLTAGE

EXITING SHUTDOWN

MAX5383/4/5-19

OUT

500mV/div

3V/div

SHDN TO 0 x 80

1µs/div

MAX5383

OUTPUT SETTLING FROM

1/4FS TO 3/4FS

MAX5383/4/5-20

OUT

0.5V/div

3V/div

1µs/div

MAX5383

OUTPUT SETTLING FROM

3/4FS TO 1/4FS

MAX5383/4/5-21

OUT

0.5V/div

3V/div

160

150

145

140

135

155

130

09632 64 128 160 192 224 256

SUPPLY CURRENT vs. CODE

MAX5383/4/5-14

CODE

SUPPLY CURRENT (µA)

MAX5384

= +5V

MAX5385

= +5V

MAX5383

= +3V

MAX5383

= +5V

1.0

0.4

0.2

0.6

0.8

2.5 4.03.0 3.5 4.5 5.0 5.5

SHUTDOWN SUPPLY CURRENT

vs. SUPPLY VOLTAGE

MAX5383/4/5-15

SUPPLY VOLTAGE (V)

SUPPLY CURRENT (µA)

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

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