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HomeProductsIntegrated Circuits (ICs)Interface - Voice Record and PlaybackISD2540S
ISD2540S Image
Image may be representation.
See specifications for product details.

ISD2540S - Nuvoton Technology Corporation

Manufacturer Part Number
ISD2540S
Manufacturer
Nuvoton Technology Corporation
Allelco Part Number
32D-ISD2540S
ECAD Model
Parts Description
IC VOICE REC/PLAY 40SEC 28SOIC
Detailed Description
Package
28-SOIC (0.295", 7.50mm Width)
Data sheet
ISD2532, 40, 48, 64.pdf
In stock: 9810

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Quantity

Specifications

ISD2540S Tech Specifications
Nuvoton Technology Corporation - ISD2540S technical specifications, attributes, parameters and parts with similar specifications to Nuvoton Technology Corporation - ISD2540S

Product Attribute Attribute Value  
Manufacturer Nuvoton Technology Corporation  
Voltage - Supply 4.5 V ~ 6.5 V  
Supplier Device Package 28-SOIC  
Series ChipCorder®  
Sampling Frequency 6.4kHz  
Package / Case 28-SOIC (0.295", 7.50mm Width)  
Output Signal PWM Speaker Output  
Oscillator Type Internal/External  
Product Attribute Attribute Value  
Operating Temperature 0°C ~ 70°C (TA)  
Mounting Type Surface Mount  
Messaging Multiple  
Interface Pushbutton  
Input Signal Analog - Single Ended, Microphone  
Filter Pass Band 2.7kHz  
Features Automatic Gain Control  
Duration 40 Sec  

Parts Introduction

Manufacturer Part Number

ISD2540S

Manufacturer

Nuvoton Technology Corporation America

Introduction

The ISD2540S is a single-chip voice record and playback IC, designed for applications that require high-quality, low-cost, and minimal external components. It is part of the ChipCorder® series and is suitable for a wide range of voice-enabled devices, such as toys, appliances, and control systems.

Product Features and Performance

Supports an analog, single-ended microphone input and a PWM speaker output

Sampling frequency of 6.4 kHz for high-quality audio recording and playback

Provides up to 40 seconds of record/playback duration

Includes a 2.7 kHz filter for clear audio quality

Supports multiple messaging options for enhanced user experience

Offers an internal/external oscillator for flexible system design

Automatic Gain Control (AGC) feature for consistent audio levels

Product Advantages

High-quality, low-cost voice recording and playback solution

Minimal external components required for easy integration

Versatile in a wide range of voice-enabled applications

Reliable and robust performance across operating temperatures

Key Reasons to Choose This Product

Superior audio quality and recording/playback capabilities

Ease of integration and reduced system complexity

Cost-effective solution for voice-enabled product development

Proven reliability and performance in various industries

Quality and Safety Features

Operates within a safe temperature range of 0°C to 70°C (TA)

Supports a wide supply voltage range of 4.5 V to 6.5 V

Surface mount packaging (28-SOIC) for robust and secure installation

Compatibility

The ISD2540S is compatible with a variety of microphone and speaker configurations, making it suitable for integration into a wide range of voice-enabled devices and systems.

Application Areas

Toys and games

Home appliances

Control systems

Industrial automation

Portable electronics

Automotive applications

Product Lifecycle

The ISD2540S is an obsolete product, meaning it is no longer in active production. However, there may be equivalent or alternative models available from Nuvoton Technology Corporation America or other manufacturers. Customers are advised to contact our website's sales team for more information on available options and support for this product.

Parts with Similar Specifications

The three parts on the right have similar specifications to Nuvoton Technology Corporation ISD2540S

Product Attribute ISD2540S ISD2560P ISD2532PY ISD2532S
Part Number ISD2540S ISD2560P ISD2532PY ISD2532S
Manufacturer Nuvoton Technology Corporation Nuvoton Technology Corporation Nuvoton Technology Corporation Nuvoton Technology Corporation
Oscillator Type Internal/External Internal/External Internal/External Internal/External
Series ChipCorder® ChipCorder® ChipCorder® ChipCorder®
Sampling Frequency 6.4kHz 8kHz 8kHz 8kHz
Interface Pushbutton Pushbutton Pushbutton Pushbutton
Messaging Multiple Multiple Multiple Multiple
Input Signal Analog - Single Ended, Microphone Analog - Single Ended, Microphone Analog - Single Ended, Microphone Analog - Single Ended, Microphone
Duration 40 Sec 1 Min 32 Sec 32 Sec
Supplier Device Package 28-SOIC 28-DIP 28-DIP 28-SOIC
Output Signal PWM Speaker Output PWM Speaker Output PWM Speaker Output PWM Speaker Output
Filter Pass Band 2.7kHz 3.4kHz 3.4kHz 3.4kHz
Mounting Type Surface Mount Through Hole Through Hole Surface Mount
Operating Temperature 0°C ~ 70°C (TA) 0°C ~ 70°C (TA) 0°C ~ 70°C (TA) 0°C ~ 70°C (TA)
Voltage - Supply 4.5 V ~ 6.5 V 4.5 V ~ 5.5 V 4.5 V ~ 6.5 V 4.5 V ~ 6.5 V
Features Automatic Gain Control Automatic Gain Control Automatic Gain Control Automatic Gain Control
Package / Case 28-SOIC (0.295", 7.50mm Width) 28-DIP (0.600', 15.24mm) 28-DIP (0.600', 15.24mm) 28-SOIC (0.295', 7.50mm Width)

ISD2540S Datasheet PDF

Download ISD2540S pdf datasheets and Nuvoton Technology Corporation documentation for ISD2540S - Nuvoton Technology Corporation.

Datasheets
ISD2532, 40, 48, 64.pdf

Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

Your Faithful Supply Chain Partner -

Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

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ISD2540S Image

ISD2540S

Nuvoton Technology Corporation
32D-ISD2540S

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