MAX5121AEEE datasheet(3/20 Pages) MAXIM

3 / 20 page

+3V/+5V, 12-Bit, Serial Voltage-Output DACs

with Internal Reference

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ELECTRICAL CHARACTERISTICS—MAX5120 (+5V) (continued)

(VDD = +5V ±10%, OS = AGND = DGND = 0V, 33nF capacitor at REFADJ, internal reference, RL = 5kΩ, CL = 100pF, TA = TMIN to

TMAX, unless otherwise noted. Typical values are at TA = +25°C.)

To ±0.5LSB, VSTEP = 4V

CS = VDD, fSCLK = 100kHz,

VSCLK = 5Vp-p

CONDITIONS

µA

320

ISHDN

Power-Supply Current in Shutdown

µA

500

600

IDD

Power-Supply Current (Note 5)

4.5

5.5

VDD

Power-Supply Voltage (Note 5)

nV-s

Digital Feedthrough

Time Required to Exit Shutdown

Ω

121

ROS

OS Input Resistance

µs

Output Settling Time

0 to VDD

Output Voltage Swing (Note 4)

UNITS

MIN

TYP

MAX

SYMBOL

PARAMETER

ELECTRICAL CHARACTERISTICS—MAX5121 (+3V)

(VDD = +3V ±10%, OS = AGND = DGND = 0V, 33nF capacitor at REFADJ, internal reference, RL = 5kΩ, CL = 100pF, TA = TMIN to

TMAX, unless otherwise noted. Typical values are at TA = +25°C.)

MAX5121A

REFADJ = VDD

2.7V

≤ VDD ≤ 3.3V

MAX5121B

MAX5121A

Data = FFF hex, TA = +25°C

TA = +25°C

CONDITIONS

200

VHYS

Input Hysteresis

0.8

VIL

Input Low Voltage

2.2

VIH

Input High Voltage

µA

3.3

REFADJ Current

Reference Short-Circuit Current

ppm/°C

TCVREF

MAX5121B

≤ IOUT ≤ 100µA (sourcing)

Output Voltage Temperature

Coefficient

1.25

VREF

Output Voltage

-1

µV/µA

0.1

Bits

Resolution

µV/V

250

PSRR

Power-Supply Rejection Ratio

ppm/°C

TCVFS

LSB

310

VOUT/IOUT

Full-Scale Temperature

Coefficient (Note 3)

2.0229

2.0475

2.0721

VFS

Full-Scale Voltage

LSB

-1

DNL

Differential Nonlinearity

-10

VOS

Offset Error (Note 2)

-5

-0.2

Reference External Load Regulation

Gain Error

UNITS

MIN

TYP

MAX

SYMBOL

PARAMETER

-2

INL

Integral Nonlinearity (Note 1)

V/µs

0.6

Voltage Output Slew Rate

DYNAMIC PERFORMANCE

POWER REQUIREMENTS

STATIC PERFORMANCE

REFERENCE

DIGITAL INPUT

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