DAC7644E - Texas Instruments

Manufacturer Part Number

DAC7644E

Manufacturer

Texas Instruments

Introduction

The DAC7644E is a precision digital-to-analog converter featuring four channels with 16-bit resolution, designed for data acquisition applications.

Product Features and Performance

16-bit resolution

Four independently programmable D/A converters

10µs settling time for fast and accurate output response

Voltage output range with buffered outputs

Parallel data interface for connectivity with microcontrollers and digital systems

External reference voltage for flexible scaling of output

R-2R architecture for stable and reliable conversion

Wide operating temperature range from -40°C to 85°C

Product Advantages

High resolution and precision for accurate analog outputs

Multiple D/A converters in one package simplify circuit design

Buffered voltage output capable of driving external loads directly

Rapid conversion rate suitable for real-time applications

Key Technical Parameters

Number of Bits: 16

Number of D/A Converters: 4

Settling Time: 10µs

Output Type: Voltage - Buffered

Differential Output: No

Data Interface: Parallel

Reference Type: External

Voltage - Supply, Analog: ±5V

Voltage - Supply, Digital: 5V

INL/DNL (LSB): ±3, ±2

Operating Temperature: -40°C ~ 85°C

Quality and Safety Features

Integrated precision resistors for accurate output

Proven track record of Texas Instruments for reliable and robust performance

Compliance with industry standards for electronic components

Compatibility

Surface mount package compatible with standard PCB manufacturing processes

Suitable for use with various microcontrollers and digital systems through parallel interface

Application Areas

Industrial control systems

Automated test equipment

Precision instrumentation

Digital signal processing

Product Lifecycle

Product Status: Active

Regular supply and production ensure stable availability

Potential for future updates or replacements if specifications evolve

Several Key Reasons to Choose This Product

High-resolution output suitable for precision applications

Speed of conversion allows for timely updates in dynamic systems

Four-channel output reduces component count for multi-channel systems

Texas Instruments' reputation for quality and support ensures long-term reliability

Range of operating temperatures allows for use in varied environmental conditions

Easy integration with industry-standard data interfaces