LF412CDE4

Overview

The LF412CDE4 is a dual JFET-input operational amplifier manufactured by Texas Instruments. It features low input bias current and high slew rate, making it suitable for precision analog signal processing. The device operates within a wide supply voltage range and includes internal frequency compensation to ensure stability in various feedback configurations.

Feature Summary

• Dual JFET-input operational amplifier architecture
• Internal frequency compensation for stability
• Low input bias current characteristics

Applications

• Precision analog signal conditioning circuits
• Audio pre-amplifier stages
• Active filter implementations

Procurement Notes

Verify the exact datasheet revision and package marking for the DE4 suffix to confirm lead-free compliance and manufacturing origin. Ensure the ordering part number matches the specific tape-and-reel or tube quantity required for your assembly process. Cross-reference with official Texas Instruments documentation to validate pinout compatibility before integration.

Selection Notes

Select this component when a dual-channel solution with JFET inputs is required for low noise and high impedance applications. Compare performance metrics such as slew rate and bandwidth against single-channel alternatives if space constraints allow. Verify that the operating temperature range meets the environmental requirements of the target system.

Part Context

This part belongs to the LF412 family of dual operational amplifiers from Texas Instruments. It is an industry-standard replacement for older National Semiconductor designs, offering pin-compatible functionality with improved reliability and consistent electrical specifications across production lots.

Replacement Considerations

Official substitutes include the TL092CDR and LF353CDR. Verify pinout compatibility and electrical parameter overlap before substitution.