MAX5813AUD-T Просмотр технического описания (PDF) - Maxim Integrated

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MAX5813AUD-T

Ultra-Small, Quad-Channel, 8-/10-/12-Bit Buffered Output DACs with Internal Reference and I2C Interface

Maxim Integrated 

MAX5813/MAX5814/MAX5815

Ultra-Small, Quad-Channel, 8-/10-/12-Bit Buffered

Output DACs with Internal Reference and I2C Interface

Typical Operating Characteristics (continued)

(MAX5815, 12-bit performance, TA = +25°C, unless otherwise noted.)

POWER-DOWN MODE SUPPLY CURRENT

vs. TEMPERATURE

1.6

POWER-DOWN MODE

ALL DACs

1.2

TA = +125°C

0.8

TA = +85°C

TA = +25°C

0.4

TA = -40°C

0

2.7 3.1 3.5 3.9 4.3 4.7 5.1 5.5

SUPPLY VOLTAGE (V)

IREF (EXTERNAL) vs. CODE

60

VDD = VREF

NO LOAD

50

40

VREF = 5V

SUPPLY CURRENT vs. CODE

1.2

1.1 VDD = 5V, VREF

VDD = 5V, VREF

(EXTERNAL) = 5V

1.0 (INTERNAL) = 4.096V

0.9

0.8

0.7

0.6

0.5

0.4

VDD = 5V, VREF

(INTERNAL) = 2.048V

VDD = 3V, VREF

(EXTERNAL) = 3V

0.3

0.2

0.1

0

0

VDD = 5V, VREF

(INTERNAL) = 2.5V

NO LOAD

TA = +25°C

500 1000 1500 2000 2500 3000 3500 4000 4500

CODE (LSB)

SETTLING TO ±1 LSB

(VDD = VREF = 5V, RL = 2kI, CL = 200pF)

VOUT

0.5V/div

1/4 SCALE TO 3/4 SCALE

30

20

VREF = 3V

10

0

0 512 1024 1536 2048 2560 3072 3584 4096

CODE (LSB)

SETTLING TO ±1 LSB

(VDD = VREF = 5V, RL = 2kI, CL = 200pF)

TRIGGER PULSE

5V/div

3.75µs

ZOOMED VOUT

1 LSB/div

4µs/div

MAJOR CODE TRANSITION

GLITCH ENERGY

(VDD = VREF = 5V, RL = 2kI, CL = 200pF)

VOUT

0.5V/div

TRIGGER PULSE

5V/div

3/4 SCALE TO 1/4 SCALE

4.3µs

ZOOMED VOUT

1 LSB/div

4µs/div

ZOOMED VOUT

3.3mV/div

TRIGGER PULSE

5V/div

1 LSB CHANGE

(MIDCODE TRANSITION

0x7FF TO 0x800)

GLITCH ENERGY = 6.7nV•s

2µs/div

Maxim Integrated

  9

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