ADC0831-N, ADC0832-N, ADC0834-N, ADC0838-N

www.ti.com

SNAS531B – AUGUST 1999 – REVISED MARCH 2013

ADC0831-N/ADC0832-N/ADC0834-N/ADC0838-N 8-Bit Serial I/O A/D Converters with

Multiplexer Options

Check for Samples: ADC0831-N, ADC0832-N, ADC0834-N, ADC0838-N

1

FEATURES

KEY SPECIFICATIONS

2

•

TI MICROWIRE Compatible—Direct Interface to

•

Resolution: 8 Bits

COPS Family Processors

•

Total Unadjusted Error: ±½ LSB and ±1 LSB

•

Easy Interface to All Microprocessors, or

•

Operates “Stand-Alone”

•

Low Power: 15 mW

•

•

Conversion Time: 32

μs

Reference

•

No Zero or Full-Scale Adjust Required

DESCRIPTION

•

2-, 4- or 8-Channel Multiplexer Options with

The

ADC0831

series

are

8-bit

successive

Address Logic

approximation A/D converters with a serial I/O and

configurable input multiplexers with up to 8 channels.

•

Shunt Regulator Allows Operation with High

The serial I/O is configured to comply with the TI

Voltage Supplies

MICROWIRE serial data exchange standard for easy

•

0V to 5V Input Range with Single 5V Power

interface to the COPS family of processors, and can

Supply

interface with standard shift registers or

μPs.

•

Remote Operation with Serial Digital Data Link

The 2-, 4- or 8-channel multiplexers are software

•

TTL/MOS Input/Output Compatible

configured for single-ended or differential inputs as

well as channel assignment.

•

0.3 in. Standard Width, 8-, 14- or 20-Pin PDIP

Package

The differential analog voltage input allows increasing

•

20 Pin PLCC Package (ADC0838-N Only)

the common-mode rejection and offsetting the analog

zero input voltage value. In addition, the voltage

•

SOIC Package

reference input can be adjusted to allow encoding

any smaller analog voltage span to the full 8 bits of

resolution.

Typical Application

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.

2

All trademarks are the property of their respective owners.

PRODUCTION DATA information is current as of publication date.

Copyright © 1999–2013, Texas Instruments Incorporated

Products conform to specifications per the terms of the Texas

Instruments standard warranty. Production processing does not

necessarily include testing of all parameters.