MAX512CSLASHD datasheet(4/16 Pages) MAXIM

4 / 16 page

Low-Cost, Triple, 8-Bit Voltage Output DACs

with Serial Interface

_______________________________________________________________________________________

__________________________________________Typical Operating Characteristics

(TA = +25°C, unless otherwise noted.)

0.0001

0.1

100

0.01

0.001

OUTPUT VOLTAGE vs.

OUTPUT SOURCE CURRENT (VDD = 3V)

0.5

OUTPUT SOURCE CURRENT (mA)

1.5

2.5

3.5

VDD = 3V, VSS = GND = 0V

REFAB = VDD

CODE = ALL 1s

DAC A

DAC B

-2

224

TOTAL UNADJUSTED ERROR

vs. DIGITAL CODE (Dual Supplies)

DIGITAL CODE

160

255

192

128

VDD = +3V, VSS = -3V

REFAB = VSS, REFC = VDD

CODE = ALL 1s

DAC A LOADED WITH 5mA

DAC B LOADED WITH 0.5mA

DAC B NO LOAD

DAC A NO LOAD

DAC C NO LOAD

0.0001

0.1

100

0.01

0.001

OUTPUT VOLTAGE vs.

OUTPUT SOURCE CURRENT (VDD = 5V)

3.8

OUTPUT SOURCE CURRENT (mA)

4.2

4.6

5.0

5.2

4.0

4.4

4.8

VDD = 5V, VSS = GND = 0V

REFAB = VDD

CODE = ALL 1s

DAC A

DAC B

0.0001

0.1

100

0.01

0.001

OUTPUT VOLTAGE vs.

OUTPUT SINK CURRENT

100

OUTPUT SINK CURRENT (mA)

300

500

700

800

900

200

400

600

VDD = 3V, VSS = GND = 0V

REFAB = VDD

CODE = ALL 1s

DAC A

DAC B

-35

192 224 255

TOTAL UNADJUSTED ERROR

vs. DIGITAL CODE (Single Supply)

-30

-10

-5

DIGITAL CODE

128

160

-20

-25

-15

VDD = 3V, VSS = GND = 0V

REFAB = 3V

DAC A LOADED WITH 5mA

DAC B LOADED WITH 0.5mA

1.2

0.5

2.5

4.5

5.0

5.5

POSITIVE SUPPLY CURRENT

vs. SUPPLY VOLTAGE

0.6

1.0

1.1

1.5

1.3

1.4

VDD (V)

4.0

0.8

0.7

3.0

3.5

0.9

REFAB = REFC = VDD

ALL LOGIC INPUTS GROUNDED

CONDITIONS

CL = 100pF

200

tCSPWH

–

—

–

Pulse Width High

150

tOD

Output Delay LOUT

100

tCL

SCLK Pulse Width Low

100

tCH

SCLK Pulse Width High

tDH

DIN to SCLK Rise Hold Time

tDS

DIN to SCLK Rise Setup Time

UNITS

MIN

TYP

MAX

SYMBOL

PARAMETER

150

tCSS

–

—

–

Fall to SCLK Rise Setup Time

150

tCSH

SCLK Rise to

–

—

–

Rise Setup Time

TIMING CHARACTERISTICS (Note 4)

(VDD = +4.5V to +5.5V for MAX512, VDD = +2.7V to +3.6V for MAX513, VSS = GND = 0V, TA = TMIN to TMAX, unless otherwise noted.)

SERIAL INTERFACE TIMING

Note 4: Guaranteed by design. Not production tested.

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