MAX1177CCUP datasheet(3/13 Pages) MAXIM

3 / 13 page

16-Bit, 135ksps, Single-Supply ADC

with 0 to 10V Input Range

_______________________________________________________________________________________

ELECTRICAL CHARACTERISTICS (continued)

(AVDD = DVDD = +5V ±5%, external reference = +4.096V, CREF = 10µF, CREFADJ = 0.1µF, VREFADJ = AVDD, TA = TMIN to TMAX,

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

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

INTERNAL REFERENCE

REF Output Voltage

VREF

4.056

4.096

4.136

REF Output Tempco

±35

ppm/°C

REF Short-Circuit Current

IREF-SC

±10

EXTERNAL REFERENCE

REF and REFADJ Input-Voltage

Range

3.8

4.2

REFADJ Buffer-Disable Threshold

AVDD -

0.4

AVDD -

0.1

Normal mode, fSAMPLE = 135ksps

100

REF Input Current

IREF

Shutdown mode (Note 1)

±0.1

±10

µA

REFADJ Input Current

IREFADJ

REFADJ = AVDD

µA

DIGITAL INPUTS/OUTPUTS

Output High Voltage

VOH

ISOURCE = 0.5mA, DVDD = +2.7V to +5.25V,

AVDD = +5.25V

DVDD -

0.4

Output Low Voltage

VOL

ISINK = 1.6mA, DVDD = +2.7V to +5.25V,

AVDD = +5.25V

0.4

Input High Voltage

VIH

0.7

DVDD

Input Low Voltage

VIL

0.3

DVDD

Input Leakage Current

Digital input = DVDD or 0V

-1

µA

Input Hysteresis

VHYST

0.2

Input Capacitance

CIN

Tri-State Output Leakage

IOZ

±10

µA

Tri-State Output Capacitance

COZ

POWER SUPPLIES

Analog Supply Voltage

AVDD

4.75

5.25

Digital Supply Voltage

DVDD

2.70

5.25

External reference, 135ksps

2.9

Analog Supply Current

IAVDD

Internal reference, 135ksps

3.8

Shutdown mode (Note 1), digital input =

DVDD or 0V

0.5

µA

Shutdown Supply Current

ISHDN

Standby mode

3.7

Digital Supply Current

IDVDD

0.75

Power-Supply Rejection

AVDD = DVDD = 4.75V to 5.25V

3.5

LSB

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