ADC12138CIWM - Texas Instruments

Manufacturer Part Number

ADC12138CIWM

Manufacturer

Texas Instruments

Introduction

Obsolete 12-bit SAR ADC with multiple input configurations and SPI interface.

Product Features and Performance

12-bit resolution

114k samples per second

Configurable input channels: 4, 8

Input types: Differential, Pseudo-Differential, Single Ended

SPI data interface

Single multiplexed Sample/Hold and ADC

SAR architecture

External voltage reference

Product Advantages

High resolution and fast sampling for precise measurement

Flexible input configuration for various applications

Compatible with industry-standard SPI for easy integration

Key Technical Parameters

Number of Bits: 12

Sampling Rate: 114kSPS

Number of Inputs: 4, 8

Input Type: Differential, Pseudo-Differential, Single Ended

Data Interface: SPI

Configuration: MUX-S/H-ADC

Ratio - S/H:ADC: 1:1

Number of A/D Converters: 1

Architecture: SAR

Reference Type: External

Voltage - Supply, Analog: 3V ~ 5.5V

Voltage - Supply, Digital: 3V ~ 5.5V

Operating Temperature: -40°C ~ 85°C

Quality and Safety Features

Operates within a broad temperature range from -40°C to 85°C for use in harsh environments.

Compatibility

Standard SPI interface ensures compatibility with a broad range of microcontrollers and digital systems.

Application Areas

Industrial automation, sensor data acquisition, medical instrumentation, and process control systems.

Product Lifecycle

Obsolete - Potential availability of replacements or upgrades should be investigated.

Several Key Reasons to Choose This Product

Precision 12-bit resolution suitable for delicate sensing tasks

Fast sample rate substantially reduces data acquisition time

Versatile input configurations cater to a wide array of sensor types

SAR architecture ensures rapid conversion times and consistent performance

Operational across a wide voltage range accommodating various power supplies

Durable to function in extreme temperatures making it suitable for robust industrial environments