Recorder Upgrade Solution | WT2003H Balances Audio Quality and Cost Advantages

WT2003H Audio Recording Chip for Voice Recorders

Development Background:


In the digital era, voice recorders serve as an essential tool for capturing and transmitting sound, and their performance and functionality directly affect user experience. With rapid technological progress, market demand for voice recorders has moved beyond basic recording functions to emphasize sound quality, portability, durability, and intelligence. Against this backdrop, the WT2003H chip was developed. With its outstanding performance and versatile functions, it has quickly become an innovation leader in the field of voice recorders.

WT2003H Audio Recording Chip for Voice Recorders

Voice recorder chip application diagram:

WT2003H Voice Recorder Application Solution Diagram

The WT2003H series chips are available in SOP16, TSSOP24, and QFN32 packages, suitable for various applications.
Supports up to 128Mbit external Flash.
Control method: single-wire serial interface (customizable UART or key control).
Supports high-quality recording, recording sampling rate up to 8KHz.
Operating voltage: 2.4–5.2V.
Sleep current less than 5µA.
Supports PWM output (8Ω 0.5W direct-drive speaker) and DAC output.
High-power IO driving capability, can directly drive up to 64mA.

If you’re looking for a suitable voice chip for your company’s products, feel free to contact us anytime: send an email to [email protected], or click here to fill out a short form in just 30 seconds. Our team will get in touch with you as soon as possible to provide free samples and a detailed quote.

We are WayTronic, founded in 1999, with over 25 years of experience specializing in custom voice chip solutions. Backed by a team of 100+ senior engineers, we can precisely meet the diverse needs of different products. We also offer one-on-one selection guidance and technical support to help you find a practical and cost-effective voice chip with minimal effort.

We look forward to working with you for mutual success!
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