Texas Instruments SMARTDAC-DIY-EVM

Overview

SMARTDAC-DIY-EVM from Texas Instruments is a supplemental evaluation module designed to accelerate prototype development and performance validation for the entire Smart DAC family-including DAC63204EVM, AFE539A4EVM, and DAC63004WCSP-EVM. It provides pin-compatible headers (H1/H2), SMA connectors for waveform/error testing, protoboard space, application-specific breakout sections (e.g., LED biasing), and multiple VDD/VREF access points for lab integration.

For engineers reviewing the SMARTDAC-DIY-EVM datasheet, SMARTDAC-DIY-EVM pinout, SMARTDAC-DIY-EVM application, or SMARTDAC-DIY-EVM equivalent, this board serves as a universal interface platform-enabling rapid system assembly, I²C/SPI signal probing, DC/waveform output characterization, and LED biasing circuit validation without custom PCB design.

Technical Context

The SMARTDAC-DIY-EVM functions as a hardware abstraction layer between Smart DAC EVMs and test infrastructure. Its dual 18-pin headers (H1/H2) are mechanically and electrically pin-compatible with all supported Smart DAC EVMs, with alignment enforced by EVM PIN 1 marking. The board does not contain active ICs-it routes signals, provides power distribution, and exposes test points without signal conditioning or logic translation.

Hardware subsystems include four independent DAC channel feedback selection jumpers (J23–J43), A0 address configuration header (J15), dedicated SMA-connected analog output paths for each DAC channel, and isolated LED biasing subsections supporting both high-side and low-side FET configurations. All digital interface signals (I²C, SPI, GPIO, SYNC) and analog outputs (VOUT, FB, IOUT) are accessible via headers, test points, or banana jacks.

Key Specifications

Availability

SMARTDAC-DIY-EVM is available at Aetrix Electronics and suitable for precision analog prototyping, smart DAC performance benchmarking, and LED biasing circuit development requiring stable component supply, traceable sourcing, and long-term BOM continuity.

Supply support for SMARTDAC-DIY-EVM includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.

Manufacturer

Texas Instruments is a global semiconductor company specializing in analog, embedded processing, and high-performance analog technologies for industrial, automotive, and communications applications.

The SMARTDAC-DIY-EVM belongs to TI's Smart DAC ecosystem-a family of precision DACs with integrated NVM, PWM generation, GPIO, and force-sense capability-designed to simplify analog system control without runtime software.

FAQ

What is the primary function of the SMARTDAC-DIY-EVM?

The SMARTDAC-DIY-EVM is a passive evaluation interface board-not an active IC-that enables rapid prototyping and performance testing of Texas Instruments' Smart DAC family. It provides standardized mechanical and electrical interconnects (headers H1/H2), signal access points (SMA, test points, headers), power routing (VDD/VREF), and application-specific sections (LED biasing, protoboard) to eliminate custom adapter design when evaluating devices like DAC63204EVM or AFE539A4EVM. The SMARTDAC-DIY-EVM itself contains no silicon and requires a compatible Smart DAC EVM to operate.

Which Smart DAC EVMs are confirmed compatible with the SMARTDAC-DIY-EVM?

The SMARTDAC-DIY-EVM is explicitly validated for use with DAC63204EVM, AFE539A4EVM, and DAC63004WCSP-EVM, as listed in Table 1-1 of the SLAU898A user's guide. Compatibility is ensured by identical 18-pin header footprint, pin mapping, and EVM PIN 1 alignment marking on H1. No other Smart DAC EVMs are documented as supported, and mechanical or electrical fit cannot be assumed for unlisted variants.

Does the SMARTDAC-DIY-EVM include any active components or firmware?

No-the SMARTDAC-DIY-EVM contains no integrated circuits, microcontrollers, or programmable elements. It is a purely passive interconnect and test platform composed of headers, SMA connectors, test points, jumpers, resistors, LEDs, and protoboard areas. All functionality (DAC control, waveform generation, GPIO operation) originates from the mated Smart DAC EVM; the SMARTDAC-DIY-EVM only routes, exposes, and conditions those signals for measurement or extension.

How is power delivered to the SMARTDAC-DIY-EVM and the attached Smart DAC EVM?

The SMARTDAC-DIY-EVM does not generate power-it distributes it. Power is supplied externally via three VDD access points (J47 banana jack, J40 header pin 2, TP26 test point) and two VREF points (J57 banana jack, J53 header pin 2). The attached Smart DAC EVM receives VDD/VREF through its H1/H2 header connections. Most Smart DAC EVMs default to 5-V USB power, but external supply must be enabled per their individual user guides before connecting to the SMARTDAC-DIY-EVM.

Can the SMARTDAC-DIY-EVM be used for production systems?

No-per TI's Standard Terms for Evaluation Modules, the SMARTDAC-DIY-EVM is strictly intended for research, development, and feasibility evaluation in lab environments. It is not qualified for use in finished products, consumer devices, or production systems. TI's warranty covers only functional conformance for 90 days, and the board lacks certifications (e.g., FCC Part 15, safety agency listings) required for commercial deployment. For production, designers must implement custom PCBs based on TI's reference designs-not rely on the SMARTDAC-DIY-EVM.