PT2399-HLF Audio Interface IC | Digital Delay Echo Processor – DIP

The PT2399-HLF is a compact, high-performance digital delay and echo processor IC designed for audio effects applications. Widely used in guitar pedals, karaoke systems, mixers, and DIY audio projects, the PT2399 integrates an internal 44 kbit SRAM to deliver smooth, natural-sounding delay and echo effects with minimal external components.

Known for its high reliability, low power consumption, and high-speed digital audio processing, this DIP-package IC offers excellent audio performance while remaining easy to implement on through-hole PCBs. Its miniaturized design and strong processing capability make it a favorite among audio hobbyists and designers creating compact effects circuits.

Features / Specifications

• Model: PT2399-HLF

• IC Type: Audio Interface / Digital Delay Processor

• Package: DIP

• Built-In 44kbit SRAM for audio delay

• Delay Range: ~30ms to ~340ms (typical)

• High Performance & Low Noise Audio Processing

• Low Power Consumption

• High Reliability & Stable Operation

• Minimal External Components Required

• Ideal For:

  • Guitar delay pedals

  • Karaoke machines

  • Audio mixers

  • Echo / reverb units

  • DIY audio effects projects

Package Includes:
1 x PT2399-HLF – Audio Interface IC (DIP)

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