AD74413RBCPZ-RL7

ADCs/DACs - Special Purpose Overview

The AD74413RBCPZ-RL7 is a quad-channel software configurable input/output device from Analog Devices, housed in a 64-lead LFCSP package. It integrates a 16-bit Σ-Δ ADC and four 13-bit monotonic DACs with screw terminals tolerant to ±40 V DC. The device supports voltage and current inputs/outputs, RTD measurements, digital inputs, and HART communication. Key specifications include an internal 2.5 V reference, on-chip diagnostics for open/short circuits, and operation across a temperature range of −40°C to +105°C.

ADCs/DACs - Special Purpose Feature Summary

• Quad-channel architecture with independent software configuration for analog/digital I/O.
• Integrated 16-bit ADC with selectable 50 Hz and 60 Hz rejection filters.
• Four 13-bit DACs featuring charge pumps for true zero voltage output.
• Robust input protection with screw terminals rated for ±40 V DC.

ADCs/DACs - Special Purpose Applications

• Process control systems
• Factory automation
• Motor drives
• Building control systems

ADCs/DACs - Special Purpose Procurement Notes

Verify the RL7 suffix indicates reel packaging when sourcing. Confirm supply voltage requirements (AVDD 14 V–28.8 V) match the application design. Ensure SPI interface compatibility with the host controller. Check for moisture sensitivity handling during storage.

ADCs/DACs - Special Purpose Selection Notes

Select this component for applications requiring mixed-signal I/O in harsh industrial environments. The integrated diagnostics reduce external circuitry needs. Verify that the required channel count does not exceed four. Consider the thermal performance if operating near the upper temperature limit.

ADCs/DACs - Special Purpose Part Context

This part belongs to the AD74413R family of software configurable I/O devices. It is designed specifically for building and process control applications where robust signal conditioning and diagnostic capabilities are essential. The device simplifies system design by integrating multiple functions into a single chip.

ADCs/DACs - Special Purpose Replacement Considerations

Check for pin-compatible alternatives within the Analog Devices portfolio. Verify that any substitute maintains the same screw terminal voltage tolerance and diagnostic features. Ensure the replacement supports the required SPI interface speed and resolution.

ADCs/DACs - Special Purpose FAQ

What is the maximum voltage tolerance of the screw terminals?

The screw terminals are tolerant to ±40 V DC.

Does the device support HART communication?

Yes, the AD74413R is HART-compatible.

What is the resolution of the integrated ADC?

The device contains a 16-bit Σ-Δ ADC.