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MAX11156

18-Bit, 500ksps, ±5V SAR ADC with Internal Reference in TDFN

Maxim Integrated 

MAX11156

18-Bit, 500ksps, ±5V SAR ADC

with Internal Reference in TDFN

Electrical Characteristics (continued)

(VDD = 4.75V to 5.25V, VOVDD = 2.3V to 5.25V, fSAMPLE = 500kHz, VREF = 4.096V, Reference Mode 3; TA = TMIN to TMAX, unless

otherwise noted. Typical values are at TA = +25NC.) (Note 2)

PARAMETER

Spurious-Free Dynamic Range

Total Harmonic Distortion

SYMBOL

SFDR

THD

CONDITIONS

MIN

TYP

MAX

UNITS

96

105

dB

-105

-96

dB

Intermodulation Distortion

(Note 8)

IMD

-115

dBFS

SAMPLING DYNAMICS

Throughput Sample Rate

0.01

500

ksps

Transient Response

Full-Power Bandwidth

Aperture Delay

Aperture Jitter

POWER SUPPLIES

Analog Supply Voltage

Interface Supply Voltage

Analog Supply Current

Full-scale step

-3dB point

-0.1dB point

VDD

VOVDD

IVDD

Internal reference mode

External reference mode

6

> 0.2

2.5

50

400

ns

MHz

ns

psRMS

4.75

5.25

V

2.3

5.25

V

5.0

6.0

6.5

mA

3.0

3.6

4.0

VDD Shutdown Current

Interface Supply Current (Note 9)

OVDD Shutdown Current

VOVDD = 2.3V

VOVDD = 5.25V

6.3

10

µA

1.7

2.0

mA

4.4

5.0

0.9

10

µA

Power Dissipation

VDD = 5V, VOVDD = 3.3V,

Reference Mode = 2 and 3

VDD = 5V, VOVDD = 3.3V,

Reference Mode = 0 and 1

26.5

mW

38.5

DIGITAL INPUTS (DIN, SCLK, CNVST)

Input Voltage High

Input Voltage Low

Input Hysteresis

Input Capacitance

Input Current

DIGITAL OUTPUT (DOUT)

VIH

VIL

VHYS

CIN

IIN

VIN = 0V or VOVDD

0.7 x

VOVDD

V

0.3 x

VOVDD

V

±0.05 x

VOVDD

V

10

pF

-10

+10

µA

Output Voltage High

VOH

ISOURCE = 2mA

VOVDD

- 0.4

V

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