ISD1616BSYIR

Overview

The ISD1616BSYIR is a single-message voice recording and playback integrated circuit manufactured by Nuvoton Technology Corporation. It utilizes direct digital storage technology to capture audio signals via an onboard microphone interface. The device supports automatic gain control to optimize input signal levels without external components. It features a pushbutton activation mechanism for straightforward user interaction. The unit provides a recording duration range of approximately 10.6 to 30 seconds, suitable for brief announcements or alerts. The component is housed in a 16-SOIC package, facilitating integration into compact electronic designs requiring dedicated voice output capabilities.

Feature Summary

• Single message voice recording and playback functionality
• Automatic gain control for optimized audio input
• Direct microphone interface capability
• Pushbutton activation mode for simple operation

Applications

• Single-message announcement systems
• Voice alert devices
• Simple interactive voice prompts
• Educational toy voice modules

Procurement Notes

Verify the specific suffix SYIR against official Nuvoton documentation to confirm pinout compatibility and temperature grade requirements. Ensure that the 16-SOIC package dimensions match the target PCB footprint constraints. Confirm that the required recording duration falls within the specified operational limits for this variant before finalizing procurement orders.

Selection Notes

Select this component when a dedicated, low-complexity solution for single-message playback is required. It is appropriate for applications where microcontroller resources are limited or where independent voice operation is necessary. Consider the fixed duration limits and pushbutton interface constraints during system architecture planning to ensure functional alignment with project requirements.

Part Context

The ISD1616 series belongs to Nuvoton's ChipCorder family of voice ICs designed for consumer and industrial electronics. These devices provide cost-effective alternatives to complex digital signal processing solutions. The ISD1616BSYIR specifically targets applications needing reliable, standalone voice output without extensive programming overhead, leveraging Nuvoton's established expertise in audio and embedded controller technologies.

Replacement Considerations

Publicly confirmed substitute part numbers for the ISD1616BSYIR are not available in the provided source material. Verify compatibility with existing legacy designs through detailed electrical parameter comparison if alternative sourcing is considered.