MAX5294 datasheet(4/33 Pages) MAXIM

4 / 33 page

Buffered, Fast-Settling, Dual, 12-/10-/8-Bit,

Voltage-Output DACs

_______________________________________________________________________________________

ELECTRICAL CHARACTERISTICS (continued)

(AVDD = 2.7V to 3.6V, DVDD = 1.8V to AVDD, AGND = 0, DGND = 0, VREF = 2.5V, RL = 10k

Ω, CL = 100pF, TA = TMIN to TMAX, unless

otherwise noted. Typical values are at TA = +25

°C.) (Note 1)

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

PU INPUT

Input High Voltage

VIH-PU

DVDD -

200mV

Input Low Voltage

VIL-PU

200

Input Leakage Current

IIN-PU

PU still considered floating when connected to a

tri-state bus

±200

DYNAMIC PERFORMANCE

Fast mode

3.6

Voltage-Output Slew

Rate

Slow mode

1.6

V/µs

MAX5290/MAX5291 from code 322 to

code 4095 to 1/2 LSB

MAX5292/MAX5293 from code 82 to

code 1023 to 1/2 LSB

1.5

FAST mode

MAX5294/MAX5295 from code 21 to

code 255 to 1/2 LSB

MAX5290/MAX5291 from code 322 to

code 4095 to 1/2 LSB

MAX5292/MAX5293 from code 82 to

code 1023 to 1/2 LSB

2.5

Voltage-Output Settling

Time (Note 5)

SLOW mode

MAX5294/MAX5295 from code 21 to

code 255 to 1/2 LSB

µs

FB_ Input Voltage

0VREF / 2

FB_ Input Current

0.1

µA

Unity gain

200

Reference -3dB

Bandwidth (Note 6)

Force sense

150

kHz

Digital Feedthrough

CS = DVDD, code = zero scale, any digital input

from 0 to DVDD and DVDD to 0, f = 100kHz

0.1

nV-s

Digital-to-Analog Glitch

Impulse

Major carry transition

nV-s

DAC-to-DAC Crosstalk

(Note 3)

nV-s

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