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The ISD5116SYI is a single-chip voice record/playback device from the ChipCorder series, manufactured by Nuvoton Technology Corporation. It provides up to 16 minutes of recording duration with digital storage capability. The device supports sampling frequencies of 4 kHz to 8 kHz, resulting in durations ranging from approximately 8 minutes 44 seconds to 17 minutes 28 seconds. It operates on a 2.7 V to 3.3 V supply voltage and features an I2C serial interface for control. The package is a 28-pin TSOP.
Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm the specific suffix 'SYI' matches the required 28-pin TSOP package variant. Check for end-of-life status or obsolescence notices prior to procurement planning.
Select this component for applications requiring integrated voice messaging with minimal external circuitry. Ensure the host system supports I2C communication protocols. Verify that the available memory allocation meets the specific duration requirements for both analog messages and digital data storage needs.
The ISD5116 belongs to the Winbond/Nuvoton ChipCorder family, which utilizes patented multilevel storage technology. This architecture allows for direct storage of uncompressed voice signals into solid-state memory, ensuring high-quality audio reproduction without complex compression algorithms.
Publicly confirmed substitute part numbers include MFR Recommended I2361YYI, I3800FYI, and I3900FYI from Nuvoton Technology Corporation. Verify pin compatibility and electrical specifications before substitution.
The device supports up to 16 minutes of voice recording, with specific durations ranging from 8 minutes 44 seconds at 8 kHz to 17 minutes 28 seconds at 4 kHz sampling rates.
The device allows memory space to be allocated for digital data storage via the I2C interface. Digital data is stored in 64-bit blocks within the memory array, separate from analog voice messages.
The ISD5116 supports differential microphone inputs (MIC+ and MIC-) with an integrated Automatic Gain Control (AGC) amplifier for enhanced signal quality.