ADS8328IBPW datasheet(1/50 Pages) TI

Part #	ADS8328IBPW

Description	LOW POWER, 16-BIT, 500-kHz, SINGLE/DUAL UNIPOLAR INPUT, ANALOG-TO-DIGITAL CONVERTERS WITH SERIAL INTERFACE

PDF	50 Pages

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Manufacturer	TI [Texas Instruments]

Direct Link	http://www.ti.com

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REF−

+IN

REF+

SDI

SCLK

SDO

CDAC

SAR

COMPARATOR

OUTPUT

LATCH

and

3−STATE

DRIVER

CONVERSION

and

CONTROL

LOGIC

−IN

+IN1

+IN0

COM

NC

OSC

_

+

ADS8328

ADS8327

FS/CS

CONVST

EOC/INT/CDI

ADS8327

ADS8328

www.ti.com

SLAS415E

– APRIL 2006 – REVISED JANUARY 2011

LOW POWER, 16-BIT, 500-kHz, SINGLE/DUAL UNIPOLAR INPUT, ANALOG-TO-DIGITAL

CONVERTERS WITH SERIAL INTERFACE

Check for Samples: ADS8327, ADS8328

1

FEATURES

APPLICATIONS

•

Communications

•

2.7-V to 5.5-V Analog Supply, Low Power:

•

Transducer Interface

– 10.6 mW (500 kHz, +VA = 2.7 V,

•

Medical Instruments

+VBD = 1.8 V)

•

Magnetometers

•

500-kHz Sampling Rate

•

Industrial Process Control

•

Excellent DC Performance

•

Data Acquisition Systems

– ±1.5 LSB Typ, ±2 LSB Max INL

•

Automatic Test Equipment

– ±0.6 LSB Typ, ±1 LSB Max DNL

– 16-Bit NMC Over Temperature

DESCRIPTION

– ±0.5 mV Max Offset Error at 2.7 V

The ADS8327 is a low power, 16-bit, 500-kSPS

– ±1 mV Max Offset Error at 5 V

analog-to-digital converter with a unipolar input. The

•

Excellent AC Performance at fI = 10 kHz with

device includes a 16-bit capacitor-based SAR A/D

converter with inherent sample and hold.

91 dB SNR, 100 dB SFDR,

–96 dB THD

•

Built-In Conversion Clock (CCLK)

The ADS8328 is based on the same core and

includes a 2-to-1 input MUX with programmable

•

1.65 V to 1.5

×(+VA) I/O Supply

option of TAG bit output. Both the ADS8327 and

– SPI/DSP Compatible Serial

ADS8328 offer a high-speed, wide voltage serial

– SCLK up to 50 MHz

interface and are capable of chain mode operation

when multiple converters are used.

•

Comprehensive Power-Down Modes:

– Deep Power-Down

These converters are available in a 16-lead TSSOP

or 4x4 QFN packages and are fully specified for

– Nap Power-Down

operation

over

the

industrial

–40°C

to

+85

°C

– Auto Nap Power-Down

temperature range.

•

Unipolar Input Range: 0 V to VREF

Table 1. Low Power, High-Speed SAR Converter

•

Software Reset

Family

•

Global CONVST (Independent of CS)

Type/Speed

500 kHz

1 MHz

•

Programmable Status/Polarity EOC/INT

Single

ADS8327

ADS8329

•

16-Pin 4

×4 QFN or 16-Pin TSSOP Packages

16 Bit Pseudo-Diff

Dual

ADS8328

ADS8330

•

Multi-Chip Daisy Chain Mode

•

Programmable TAG Bit Output

•

Auto/Manual Channel Select Mode

1

Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of Texas

Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.

PRODUCTION DATA information is current as of publication date.

Products conform to specifications per the terms of the Texas

Instruments standard warranty. Production processing does not

necessarily include testing of all parameters.

Similar Part No. - ADS8328IBPW

Manufacturer	Part #	Datasheet	Description
Burr-Brown (TI)	ADS8328IBPW	2Mb / 40P	LOW POWER, 16-BIT, 500-kHz, SINGLE/DUAL UNIPOLAR INPUT, ANALOG-TO-DIGITAL CONVERTERS WITH SERIAL INTERFACE
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Similar Description - ADS8328IBPW

Manufacturer	Part #	Datasheet	Description
Burr-Brown (TI)	ADS8327	2Mb / 40P	LOW POWER, 16-BIT, 500-kHz, SINGLE/DUAL UNIPOLAR INPUT, ANALOG-TO-DIGITAL CONVERTERS WITH SERIAL INTERFACE
Texas Instruments	ADS8329	1Mb / 40P	LOW POWER, 16-BIT, 1-MHz, 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	ADS7229	1Mb / 46P	LOW-POWER, 12-BIT, 1MHz, SINGLE/DUAL UNIPOLAR INPUT, ANALOG-TO-DIGITAL CONVERTERS WITH SERIAL INTERFACE
	ADS7279	1Mb / 46P	LOW-POWER, 14-BIT, 1MHz, SINGLE/DUAL UNIPOLAR INPUT, ANALOG-TO-DIGITAL CONVERTERS WITH SERIAL INTERFACE
	ADS8330	2Mb / 50P	LOW-POWER, 16-BIT, 1-MHz, SINGLE/DUAL UNIPOLAR INPUT, ANALOG-TO-DIGITAL CONVERTERS WITH SERIAL INTERFACE
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	ADS8327	1Mb / 51P	LOW POWER, 16-BIT, 500-kHz, SINGLE/DUAL UNIPOLAR INPUT, ANALOG-TO-DIGITAL CONVERTERS WITH SERIAL INTERFACE
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