MAX5802AAUBT(2012) View Datasheet(PDF) - Maxim Integrated

Part Name

Description

MFG CO.

MAX5802AAUBT
(Rev.:2012)

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

Maxim Integrated 

MAX5800/MAX5801/MAX5802

Ultra-Small, Dual-Channel, 8-/10-/12-Bit Buffered Output

DACs with Internal Reference and I2C Interface

Typical Operating Characteristics (continued)

(MAX5802, 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

0.80

0.70

0.60

VDD = 5V

VREF = 4.096V

VDD = 5V

VREF = 2.500V

VDD = 5V

VREF = 2.048V

0.50

0.40

0.30

0.20

0.10

0

VDD = 5V

VREF = 5.0V

(EXTERNAL)

VDD = 3V

VREF = 3.0V

(EXTERNAL)

512 1024 1536 2048 2560 3072 3584 4096

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)

TRIGGER PULSE

5V/div

3.75µs

4µs/div

ZOOMED VOUT

1 LSB/div

SETTLING TO ±1 LSB

(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

MAJOR CODE TRANSITION GLITCH ENERGY

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

MAX5800 toc18

VOUT

3.3mV/div

TRIGGER PULSE

5V/div

1 LSB CHANGE

(MIDCODE TRANSITION

FROM 0x7FF TO 0x800)

GLITCH ENERGY = 6.7nV*s

Maxim Integrated

  10

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