32F8120-CLR

Overview

The Texas Instruments 32F8120-CLR is a low-power programmable continuous-time filter designed for precision signal processing applications. This equiripple filter IC offers flexible configuration options to meet specific frequency response requirements. It operates within a wide voltage range, supporting supply voltages from 2.5 V to 36 V. The device features an initial accuracy of 0.4% and a temperature coefficient of 114 PPM/°C, ensuring stable performance across industrial temperatures ranging from -55°C to +125°C. Packaged in SOIC-8, it supports maximum shunt currents up to 100 mA with a maximum input voltage of 37 V.

Feature Summary

• Low-power programmable architecture for efficient signal filtering
• Equiripple frequency response characteristics for precise signal conditioning
• Wide operating voltage range accommodating various system power supplies

Applications

• Industrial sensor signal conditioning
• Precision measurement instrumentation
• Continuous-time analog signal processing systems

Procurement Notes

Verify the exact datasheet specifications for the 32F8120-CLR variant before integration, as performance parameters may vary based on specific manufacturing revisions or testing conditions. Confirm that the SOIC-8 package dimensions align with your PCB layout constraints. Ensure that the thermal management strategy accounts for the maximum operating temperature of +125°C and the specified current limits to maintain long-term reliability in harsh environments.

Selection Notes

Select the 32F8120-CLR when a low-power, programmable continuous-time filter with equiripple response is required. Consider this component for applications demanding high accuracy (0.4%) and stability over a wide temperature range (-55°C to +125°C). It is suitable for systems requiring operation at higher voltages up to 36 V. Evaluate the need for programmability versus fixed-filter alternatives to ensure optimal cost and performance balance for the specific signal processing task.

Part Context

The 32F8120-CLR belongs to the Texas Instruments 32F series of programmable filters. This family provides versatile solutions for analog signal processing, combining low power consumption with configurable frequency responses. The 32F8120-CLR specifically addresses applications requiring equiripple characteristics, distinguishing it from other variants in the series that may offer different filter responses or power profiles. It serves as a key component in mixed-signal systems where precise analog filtering is critical.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Verify compatibility with alternative TI filter models by comparing pinout, electrical specifications, and package dimensions directly with official datasheets.