AD5749ACPZ-RL7

Instrumentation, Op Amps, Buffer Amps Overview

The AD5749ACPZ-RL7 is a single-channel, precision current output driver designed for industrial applications. It supports programmable output ranges of 0 mA to 24 mA or 4 mA to 20 mA with an analog input voltage range of 0 V to 4.096 V. The device operates on a power supply (AVDD) ranging from 12 V to 55 V and features a flexible SPI/MICROWIRE-compatible serial interface. It includes hardware or software mode selection, asynchronous CLEAR functionality, and on-chip fault detection for open circuits and overtemperature conditions.

Instrumentation, Op Amps, Buffer Amps Feature Summary

• Supports dual programmable current output ranges: 0 mA to 24 mA and 4 mA to 20 mA.
• Features a flexible serial digital interface compatible with SPI and MICROWIRE protocols.
• Includes integrated on-chip output fault detection for open-circuit and overtemperature errors.
• Offers hardware or software control modes selectable via the HW SELECT pin.

Instrumentation, Op Amps, Buffer Amps Applications

• Process control systems
• Actuator control loops
• Programmable Logic Controllers (PLCs)

Instrumentation, Op Amps, Buffer Amps Procurement Notes

Verify the specific suffix RL7 indicates tape and reel packaging when sourcing. Confirm the A version designation aligns with required accuracy specifications. Ensure the LFCSP-32 package dimensions match the target PCB layout. Validate that the operating temperature range meets environmental requirements.

Instrumentation, Op Amps, Buffer Amps Selection Notes

Select this component for applications requiring high-precision current driving within a wide supply voltage range. Consider the internal versus external RSET options based on drift performance needs. Evaluate the serial interface compatibility with existing microcontrollers. Assess thermal management requirements given the package type and power dissipation characteristics.

Instrumentation, Op Amps, Buffer Amps Part Context

This part belongs to the AD5749 series of industrial current drivers manufactured by Analog Devices. It is distinct from related models like the AD5750 and AD5751 which may offer different output configurations or additional channels. The device is optimized for robust operation in noisy industrial environments.

Instrumentation, Op Amps, Buffer Amps Replacement Considerations

Check datasheets for AD5750, AD5751, and AD5748 for potential functional equivalents. Verify pinout compatibility and electrical parameter alignment before substitution.

Instrumentation, Op Amps, Buffer Amps FAQ

How is the output current range selected?

The output current range can be configured either through the serial interface in software mode or via hardware pins (R0-R3) in hardware mode.

What fault detection features are included?

The device provides on-chip detection for output open-circuit faults and overtemperature conditions, alerting the system via dedicated fault pins.