Nuvoton Technology Corp. America Voice Record and Playback ISD4003-04MED

The ISD4003-04MED is a single-chip voice record and playback device from Quarktwin Technology Ltd., designed for applications requiring 4 minutes of audio messaging. It operates on a 3-volt supply and features low power consumption, with typical operating currents of 15 mA during playback and 25 mA during recording, and a standby current of just 1 µA. The device utilizes multilevel Flash memory for non-volatile message storage, allowing for 100,000 record cycles and a message retention period of up to 100 years. This product includes an on-chip oscillator, anti-aliasing and smoothing filters, and an AutoMute feature for background noise attenuation. It supports communication through a Serial Peripheral Interface (SPI) or Microwire Serial Interface, making it suitable for integration into microcontroller-based systems. The ISD4003-04MED is available in various package types, including die form, PDIP, SOIC, and TSOP, and operates within a temperature range of 0°C to +70°C for commercial units, with extended and industrial options available.