ISD2575S

Description：IC VOICE REC/PLAY 75SEC 28SOIC
Series：ChipCorder®

SKU:eb232d185e2d Category: Voice Record and Playback Brand: Nuvoton Technology Corporation

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Product introduction

Product Detailed Parameters

Description：IC VOICE REC/PLAY 75SEC 28SOIC
Series：ChipCorder®
Mfr：Nuvoton Technology Corporation
Package：-
Interface：Pushbutton
Input Signal：Analog - Single Ended, Microphone
Output Signal：PWM Speaker Output
Sampling Frequency：6.4kHz
Duration：75 Sec
Filter Pass Band：2.7kHz
Messaging：Multiple
Oscillator Type：Internal/External
Features：Automatic Gain Control
Operating Temperature：0°C ~ 70°C (TA)
Voltage - Supply：4.5 V ~ 6.5 V
Mounting Type：Surface Mount
Package / Case：28-SOIC (0.295", 7.50mm Width)
Supplier Device Package：28-SOIC
Grade：-
Qualification：-

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ISD2575S

Overview

The ISD2575S is a voice record and playback integrated circuit manufactured by Nuvoton Technology Corporation. It supports multiple message functionality with a recording duration of 75 seconds. The device operates on a supply voltage ranging from 4.5 V to 6.5 V and features an operating temperature range of 0°C to 70°C (TA). It utilizes a 28-SOIC surface mount package with a width of 7.50 mm. Key technical specifications include a sampling frequency of 6.4 kHz, a filter pass band of 2.7 kHz, and PWM speaker output capability.

Feature Summary

Automatic Gain Control
Multiple Message Support

Applications

Voice Record/Playback IC

Procurement Notes

Verify the specific manufacturer part number against official Nuvoton Technology Corporation documentation to ensure authenticity. Confirm that the component matches the 28-SOIC package dimensions and electrical characteristics defined in the datasheet. Check for any ordering suffixes that may indicate variations in packaging or temperature ratings. Ensure the supplier provides traceable documentation consistent with the original equipment manufacturer's standards.

Selection Notes

Select this component for applications requiring fixed-duration voice messaging without complex microcontroller integration. Consider the 75-second limit when designing systems needing longer recordings. Evaluate the 28-SOIC footprint against available board space constraints. Verify that the power supply voltage remains within the 4.5 V to 6.5 V range during operation. Assess whether the PWM output interface meets the requirements of the connected audio hardware.

Part Context

The ISD2575S belongs to the ISD2500 series of voice record/playback ICs designed by Nuvoton Technology Corporation. This series offers integrated solutions for voice applications, eliminating the need for external memory or complex digital signal processing units. The ISD2575S variant specifically provides 75 seconds of recording time, making it suitable for shorter message applications compared to other models in the family.