ADC08831, ADC08832

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SNAS015C – SEPTEMBER 1999 – REVISED MARCH 2013

ADC08831 /ADC08832 8-Bit Serial I/O CMOS A/D Converters with Multiplexer and

Sample/Hold Function

Check for Samples: ADC08831, ADC08832

1

FEATURES

DESCRIPTION

The

ADC08831/ADC08832

are

8-bit

successive

2

•

3-Wire Serial Digital Data Link Requires Few

approximation Analog to Digital converters with 3-wire

I/O Pins

serial interfaces and a configurable input multiplexer

•

Analog Input Track/Hold Function

for 2 channels. The serial I/O will interface to

•

2-Channel Input Multiplexer Option with

COPSfamily

of

micro-controllers,

PLD's,

microprocessors, DSP's, or shift registers. The serial

Address Logic

I/O is configured to comply with the MICROWIRE

•

serial data exchange standard.

•

No Zero or Full Scale Adjustment Required

To

minimize

total

power

consumption,

the

•

TTL/CMOS Input/Output Compatible

ADC08831/ADC08832

automatically

go

into

low

•

Superior Pin Compatible Replacement for

power mode whenever they are not performing

ADC0831/2

conversions.

A track/hold function allows the analog voltage at the

APPLICATIONS

positive

input

to

vary

during

the

actual

A/D

•

Digitizing Sensors and Waveforms

conversion.

•

Process Control Monitoring

The analog inputs can be configured to operate in

various combinations of single-ended, differential, or

•

Remote Sensing in Noisy Environments

pseudo-differential modes. The voltage reference

•

Instrumentation

input can be adjusted to allow encoding of small

•

Embedded Systems

analog voltage spans to the full 8-bits of resolution.

KEY SPECIFICATIONS

•

Resolution: 8 Bits

•

•

Power Dissipation: 8.5mW (Typ)

•

Low Power Mode: 3.0mW (Typ)

•

•

Total Unadjusted Error: ±1LSB

•

No Missing Codes over Temperature

Typical Application

1

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

2

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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.