ADS8328 datasheet(3/46 Pages) TI

Numer części	ADS8328

Szczegółowy opis	LOW-POWER, 12-BIT, 1MHz, SINGLE/DUAL UNIPOLAR INPUT, ANALOG-TO-DIGITAL CONVERTERS WITH SERIAL INTERFACE

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ELECTRICAL CHARACTERISTICS: VREF = 5V

ADS7229

ADS7230

www.ti.com........................................................................................................................................................................................................ SBAS437 – MAY 2008

At TA = –40°C to +85°C, +VA = 5V, +VBD = +1.65V to +5.5V, VREF = 5V, and fSAMPLE = 1MHz, unless otherwise noted.

ADS7229, ADS7230

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

ANALOG INPUT

FSR

Full-scale input voltage (1)

+IN – (–IN) or (+INx – COM)

0

VREF

V

+IN, +IN0, +IN1

AGND – 0.2

+VA + 0.2

Absolute input voltage

V

–IN or COM

AGND – 0.2

AGND + 0.2

Input capacitance

45

pF

No ongoing conversion,

Input leakage current

50

nA

dc input

At dc

109

Input channel isolation, ADS7230 only

dB

VI = ±1.25VPP at 50kHz

101

SYSTEM PERFORMANCE

Resolution

12

Bits

NMC

No missing codes

12

Bits

INL

Integral linearity

–0.5

±0.15

0.5

LSB(2)

DNL

Differential linearity

–0.5

±0.12

0.5

LSB(2)

EO

Offset error(3)

–1.25

±0.3

1.25

mV

Offset error drift

FSR = 5V

±0.2

ppm/

°C

EG

Gain error

–0.1

±0.002

0.1

%FSR

Gain error drift

±0.5

ppm/

°C

At dc

70

CMRR

Common-mode rejection ratio

dB

VI = 0.4VPP at 1MHz

50

Noise

33

µV

RMS

PSRR

Power-supply rejection ratio

At FFFFh output code(3)

78

dB

SAMPLING DYNAMICS

tCONV

Conversion time

18

CCLK

tSAMPLE1

Manual trigger

3

Acquisition time

CCLK

tSAMPLE2

Auto trigger

3

Throughput rate

1

MHz

Aperture delay

5

ns

Aperture jitter

10

ps

Step response

100

ns

Overvoltage recovery

100

ns

(1)

Ideal input span; does not include gain or offset error.

(2)

LSB means least significant bit.

(3)

Measured relative to an ideal full-scale input [(+IN) – (–IN)] of 4.096V when +VA = 5V.

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Product Folder Link(s): ADS7229 ADS7230

Podobny numer części - ADS8328

Producent	Numer części	Arkusz danych	Szczegółowy opis
Burr-Brown (TI)	ADS8328	1Mb / 30P	16-BIT, 1-MSPS, PSEUDO-BIPOLAR, FULLY DIFFERENTIAL INPUT, MICROPOWER SAMPLING ANALOG-TO-DIGITAL CONVERTER WITH PARALLEL INTERFACE, REFERENCE
Burr-Brown (TI)	ADS8328	2Mb / 42P	LOW POWER, 16-BIT, 1-MHz, SINGLE/DUAL UNIPOLAR INPUT, ANALOG-TO-DIGITAL CONVERTERS WITH SERIAL INTERFACE
Texas Instruments	ADS8328	1Mb / 51P	[Old version datasheet] LOW-POWER, 14-BIT, 1MHz, SINGLE/DUAL UNIPOLAR INPUT, ANALOG-TO-DIGITAL CONVERTERS WITH SERIAL INTERFACE
Texas Instruments	ADS8328	1Mb / 51P	[Old version datasheet] LOW POWER, 16-BIT, 500-kHz, SINGLE/DUAL UNIPOLAR INPUT, ANALOG-TO-DIGITAL CONVERTERS WITH SERIAL INTERFACE
Burr-Brown (TI)	ADS8328I	2Mb / 40P	LOW POWER, 16-BIT, 500-kHz, SINGLE/DUAL UNIPOLAR INPUT, ANALOG-TO-DIGITAL CONVERTERS WITH SERIAL INTERFACE

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Podobny opis - ADS8328

Producent	Numer części	Arkusz danych	Szczegółowy opis
Texas Instruments	ADS7229	1Mb / 51P	[Old version datasheet] LOW-POWER, 12-BIT, 1MHz, SINGLE/DUAL UNIPOLAR INPUT, ANALOG-TO-DIGITAL CONVERTERS WITH SERIAL INTERFACE
	ADS7279	1Mb / 46P	[Old version datasheet] LOW-POWER, 14-BIT, 1MHz, SINGLE/DUAL UNIPOLAR INPUT, ANALOG-TO-DIGITAL CONVERTERS WITH SERIAL INTERFACE
	ADS7279	1Mb / 51P	[Old version datasheet] LOW-POWER, 14-BIT, 1MHz, SINGLE/DUAL UNIPOLAR INPUT, ANALOG-TO-DIGITAL CONVERTERS WITH SERIAL INTERFACE
	ADS8330	2Mb / 50P	[Old version datasheet] LOW-POWER, 16-BIT, 1-MHz, SINGLE/DUAL UNIPOLAR INPUT, ANALOG-TO-DIGITAL CONVERTERS WITH SERIAL INTERFACE
	ADS8329	2Mb / 51P	[Old version datasheet] LOW-POWER, 16-BIT, 1-MHz, SINGLE/DUAL UNIPOLAR INPUT ANALOG-TO-DIGITAL CONVERTERS WITH SERIAL INTERFACE
	ADS8327	1Mb / 51P	[Old version datasheet] LOW POWER, 16-BIT, 500-kHz, SINGLE/DUAL UNIPOLAR INPUT, ANALOG-TO-DIGITAL CONVERTERS WITH SERIAL INTERFACE
Burr-Brown (TI)	ADS8329	2Mb / 42P	LOW POWER, 16-BIT, 1-MHz, SINGLE/DUAL UNIPOLAR INPUT, ANALOG-TO-DIGITAL CONVERTERS WITH SERIAL INTERFACE
Texas Instruments	ADS8329	1Mb / 40P	[Old version datasheet] LOW POWER, 16-BIT, 1-MHz, SINGLE/DUAL UNIPOLAR INPUT, ANALOG-TO-DIGITAL CONVERTERS WITH SERIAL INTERFACE
	ADS8327	1Mb / 50P	[Old version datasheet] LOW POWER, 16-BIT, 500-kHz, SINGLE/DUAL UNIPOLAR INPUT, ANALOG-TO-DIGITAL CONVERTERS WITH SERIAL INTERFACE
	ADS8329	2Mb / 50P	[Old version datasheet] LOW-POWER, 16-BIT, 1-MHz, SINGLE/DUAL UNIPOLAR INPUT, ANALOG-TO-DIGITAL CONVERTERS WITH SERIAL INTERFACE

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