DAC3174 datasheet(9/40 Pages) TI

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DAC3174

www.ti.com

SLAS837A – APRIL 2013 – REVISED MAY 2013

ELECTRICAL CHARACTERISTICS – DC SPECIFICATIONS

Typical values at TA = 25°C, full temperature range is TMIN = –40°C to TMAX = 85°C, DAC sample rate = 500MSPS, 50% clock

duty cycle, VDDA33/IOVDD = 3.3V, VDDA18/CLKVDD18/DIGVDD18 = 1.8V, IOUTFS = 20mA (unless otherwise noted).

PARAMETER

NOTES

MIN

TYP

MAX

UNITS

Resolution

Bits

DC ACCURACY

DNL Differential nonlinearity

±1

1 LSB = IOUTFS/2

LSB

INL Integral nonlinearity

±2

ANALOG OUTPUTS

Coarse gain linearity

±0.4

LSB

Offset error

Mid code offset

0.01

%FSR

With external reference

±2

Gain error

%FSR

With internal reference

±2

Gain mismatch

With internal reference

-2

%FSR

Minimum full scale output current

Nominal full-scale current, IOUTFS =

16xIBAIS current

Maximum full scale output current

Output compliance range

IOUTFS = 20 mA

-0.5

Output resistance

300

Output capacitance

REFERENCE OUTPUT

VREF

Reference output voltage

1.14

1.2

1.26

Reference output current

100

REFERENCE INPUT

VEXTIO Input voltage range

External reference mode

0.1

1.2

1.25

Input resistance

Small signal bandwidth

500

kHz

Input capacitance

100

TEMPERATURE COEFFICIENTS

ppm of

Offset drift

±1

FSR/°C

Gain drift

With external reference

±15

With internal reference

±30

Reference voltage drift

±8

ppm /°C

POWER SUPPLY

DIGVDD18, VFUSE, VDDA18, CLKVDD18

1.71

1.8

1.89

VDDA33

3.15

3.3

3.45

Sets CMOS IO voltage levels. Nominal

IOVDD

1.71

3.45

1.8V, 2.5V or 3.3V

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