ADS8665IPW

Analog To Digital Converters (ADC) Overview

The ADS8665IPW is a 12-bit successive approximation register (SAR) analog-to-digital converter manufactured by Texas Instruments. It features a single-ended input architecture and operates with an analog supply voltage range of 4.75V to 5.25V and a digital supply voltage range of 1.65V to 5.25V. The device supports a sampling rate of 500kSPS and utilizes a serial peripheral interface (SPI) for data communication. Key integrated features include an internal oscillator, a programmable gain amplifier (PGA), and over-voltage protection. It is housed in a 16-TSSOP package and functions within a temperature range of -40°C to 125°C.

Analog To Digital Converters (ADC) Feature Summary

• Integrated programmable gain amplifier allows flexible signal conditioning without external components.
• Built-in over-voltage protection safeguards the input against high-voltage transients.
• Internal oscillator eliminates the need for external clock sources, simplifying board design.

Analog To Digital Converters (ADC) Applications

• Industrial process control systems requiring precise analog signal acquisition
• Data acquisition modules for sensor interfacing
• Medical instrumentation devices needing isolated or protected analog inputs

Analog To Digital Converters (ADC) Procurement Notes

Verify the specific suffix IPW to confirm the 16-TSSOP package type and commercial temperature grade. Ensure that the ordering documentation matches the exact part number to avoid confusion with tape-and-reel variants such as IPWR. Confirm RoHS compliance status through the manufacturer's official datasheet before finalizing procurement specifications.

Analog To Digital Converters (ADC) Selection Notes

Select this component when a 12-bit resolution and 500kSPS speed are required for single-channel applications. The integrated PGA and over-voltage protection make it suitable for harsh industrial environments. Compare power consumption and interface compatibility with the host microcontroller to ensure system integration feasibility.

Analog To Digital Converters (ADC) Part Context

This device belongs to the ADS8665 family of SAR ADCs from Texas Instruments. It shares architectural similarities with other members of the series but differs in packaging and specific electrical characteristics. The IPW designation specifically identifies the tube-packaged version in the TSSOP-16 form factor.

Analog To Digital Converters (ADC) Replacement Considerations

Direct pin-compatible substitutes within the same family should be verified against the official TI cross-reference guide. Ensure that any alternative part maintains the same 12-bit resolution, SPI interface, and operating voltage ranges to guarantee functional equivalence.