ADS7046 datasheet(6/44 Pages) TI1

Numer części	ADS7046

Szczegółowy opis	12-Bit, 3-MSPS, Single-Ended Input, Small-Size, Low-Power SAR ADC

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Producent	TI1 [Texas Instruments]

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ADS7046

SBAS785 – DECEMBER 2016

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Electrical Characteristics (continued)

at AVDD = 3.3 V, DVDD = 1.65 V to 3.6 V, fsample = 3 MSPS, and VAINM = 0 V (unless otherwise noted); minimum and

maximum values for TA = –40°C to +125°C; typical values at TA = 25°C

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

(7)

Digital voltage levels comply with the JESD8-7A standard for DVDD from 1.65 V to 1.95 V; see the Parameter Measurement Information

section for details.

(8)

See the Estimating Digital Power Consumption section for details.

DIGITAL INPUT/OUTPUT (CMOS Logic Family)

VIH

High-level input

voltage(7)

0.65 DVDD

DVDD + 0.3

V

VIL

Low-level input

voltage(7)

–0.3

0.35 DVDD

V

VOH

High-level output

voltage(7)

At Isource = 500 µA

0.8 DVDD

DVDD

V

At Isource = 2 mA

DVDD – 0.45

DVDD

VOL

Low-level output

voltage(7)

At Isink = 500 µA

0

0.2 DVDD

V

At Isink = 2 mA

0

0.45

POWER-SUPPLY REQUIREMENTS

AVDD

Analog supply voltage

2.35

3

3.6

V

DVDD

Digital I/O supply

voltage

1.65

3

3.6

V

IAVDD

Analog supply current

AVDD = 3.3 V, fSAMPLE = 3 MSPS

1150

1300

µA

AVDD = 3.3 V, fSAMPLE = 100 kSPS

36

45

AVDD = 3.3 V, fSAMPLE = 10 kSPS

5

AVDD = 2.5 V, fSAMPLE = 3 MSPS

800

Static current with CS and SCLK high

0.02

IDVDD

Digital supply current

DVDD = 1.8 V, CSDO = 20 pF,

output code = AAAh(8)

650

µA

DVDD = 1.8 V, static current with CS and

SCLK high

0.01

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