ADS7809U/1K - Texas Instruments

Manufacturer Part Number

ADS7809U/1K

Manufacturer

Texas Instruments

Introduction

A precision, low-power, 16-bit analog-to-digital converter with a high-speed sampling capability.

Product Features and Performance

16-bit resolution

Sampling rate of 100k samples per second

Single, single-ended input

Digital data output via SPI and DSP compatible interfaces

Sample-and-Hold Analog-to-Digital Converter architecture

Selectable external or internal reference voltage

5V analog supply voltage; 5V digital supply voltage

Operates over a temperature range from -40°C to 85°C

Product Advantages

High resolution for precise measurement

Fast sampling rate ideal for real-time applications

SPI and DSP compatibility ensures easy integration with most microcontrollers and digital signal processors

The flexibility of reference voltage source selection

Key Technical Parameters

Number of Bits: 16

Sampling Rate (Per Second): 100k

Number of Inputs: 1

Input Type: Single Ended

Data Interface: SPI, DSP

Configuration: S/H-ADC

Ratio - S/H:ADC: 1:1

Number of A/D Converters: 1

Architecture: SAR

Reference Type: External, Internal

Voltage - Supply, Analog: 5V

Voltage - Supply, Digital: 5V

Operating Temperature: -40°C ~ 85°C

Quality and Safety Features

Designed following industry-standard safety and quality norms

Proven Successive Approximation Register (SAR) architecture for reliable performance

Compatibility

Works with a wide range of microprocessors and digital systems through SPI and DSP interfaces

Application Areas

Precision data acquisition systems

Medical instruments

Scientific research equipment

Industrial control systems

Product Lifecycle

Last Time Buy status, indicating the product is nearing discontinuation

Potential availability of replacements or upgrades upon consultation with Texas Instruments

Several Key Reasons to Choose This Product

High-resolution ADC suited for demanding applications

High-speed sampling ideal for dynamic signal measurements

Flexible interfacing with most digital systems

Convenient choice between external and internal voltage references

Durable performance over a wide operating temperature range

Part of a reputable Texas Instruments product line with support and reliability