Texas Instruments

TLC2578IPW

TLC2578IPW Description

The TLC2578IPW from Texas Instruments is a high-performance 12-bit SAR (Successive Approximation Register) ADC designed for precision analog-to-digital conversion in demanding applications. Housed in a 24-pin TSSOP package, this IC integrates a single ADC with SPI-compatible data interface, offering a sampling rate of 200k samples per second (SPS). It operates with a 5V analog supply and a flexible 2.7V to 5.5V digital supply, making it suitable for mixed-voltage systems. The device supports 4 or 8 multiplexed inputs with a 1:1 sample-and-hold (S/H) to ADC ratio, ensuring accurate signal acquisition. Its external reference capability allows customization for varying precision requirements.

TLC2578IPW Features

• 12-bit resolution with SAR architecture for fast, reliable conversions.
• SPI interface ensures easy integration with microcontrollers and DSPs.
• Wide digital supply range (2.7V–5.5V) enhances compatibility with low-power systems.
• 200kSPS sampling rate enables high-speed data acquisition.
• 4/8-channel multiplexed inputs for versatile signal routing.
• External reference voltage support for precision adjustments.
• RoHS3 compliant and REACH unaffected, meeting environmental standards.
• Moisture Sensitivity Level (MSL) 2 ensures reliability in humid conditions.

TLC2578IPW Applications

The TLC2578IPW excels in applications requiring high-speed, medium-resolution analog-to-digital conversion, such as:

• Industrial automation: Process control, sensor interfaces, and data logging.
• Medical instrumentation: Portable diagnostic devices and patient monitoring systems.
• Automotive systems: Engine control units (ECUs) and battery management.
• Test and measurement equipment: Oscilloscopes and signal analyzers.
• Consumer electronics: Audio processing and touch-screen controllers.

Conclusion of TLC2578IPW

The TLC2578IPW stands out for its 12-bit precision, SPI interface, and flexible supply options, making it ideal for mixed-signal designs. Its 200kSPS sampling rate and multiplexed inputs cater to high-speed, multi-channel applications, while its small footprint and compliance with environmental standards ensure broad usability. Although marked as Last Time Buy, it remains a robust choice for engineers seeking a reliable SAR ADC in industrial, medical, and automotive systems.