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ISD17240EYI
Product Overview
Category
ISD17240EYI belongs to the category of integrated circuits (ICs).
Use
It is primarily used for audio recording and playback applications.
Characteristics
- Integrated circuit
- Audio recording and playback capabilities
- High-quality sound reproduction
- Low power consumption
Package
ISD17240EYI comes in a compact package, suitable for surface mount technology (SMT) applications.
Essence
The essence of ISD17240EYI lies in its ability to provide reliable and high-quality audio recording and playback functionality in a compact form factor.
Packaging/Quantity
ISD17240EYI is typically packaged in reels or tubes, with a quantity of 250 units per reel/tube.
Specifications
- Supply Voltage: 2.4V - 5.5V
- Operating Temperature Range: -40°C to +85°C
- Recording Time: Up to 240 seconds
- Sampling Frequency: 8 kHz
- Bit Resolution: 4-bit ADPCM
Detailed Pin Configuration
- VDD - Power supply voltage
- GND - Ground reference
- REC - Record control input
- PLAY - Playback control input
- SPK+ - Speaker positive terminal
- SPK- - Speaker negative terminal
- MIC+ - Microphone positive terminal
- MIC- - Microphone negative terminal
- NC - No connection
- CS - Chip select input
- SCK - Serial clock input
- SDI - Serial data input
- SDO - Serial data output
- WP - Write protect input
- HOLD - Hold input
Functional Features
- High-quality audio recording and playback
- Simple control interface
- Low power consumption
- Non-volatile storage of recorded audio
- Built-in audio compression (ADPCM)
- Flexible memory management
Advantages and Disadvantages
Advantages
- Compact size
- High-quality sound reproduction
- Low power consumption
- Easy integration into various applications
- Non-volatile storage of recorded audio
Disadvantages
- Limited recording time (up to 240 seconds)
- Fixed sampling frequency and bit resolution
Working Principles
ISD17240EYI utilizes a combination of analog and digital signal processing techniques to record and playback audio. The integrated circuit converts analog audio signals into digital format using an ADPCM compression algorithm. The compressed audio data is then stored in non-volatile memory. During playback, the stored data is retrieved and converted back into analog audio signals for output.
Detailed Application Field Plans
ISD17240EYI finds applications in various fields, including: 1. Voice recorders 2. Message playback devices 3. Toys and games with audio capabilities 4. Security systems with voice prompts 5. Industrial equipment with audio feedback
Detailed and Complete Alternative Models
- ISD1700 Series by Nuvoton Technology Corporation
- ISD1800 Series by Nuvoton Technology Corporation
- APR Series by Aplus Integrated Circuits Inc.
- WT Series by Winbond Electronics Corporation
These alternative models offer similar audio recording and playback capabilities, catering to different application requirements.
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Liste 10 perguntas e respostas comuns relacionadas à aplicação de ISD17240EYI em soluções técnicas
Sure! Here are 10 common questions and answers related to the application of ISD17240EYI in technical solutions:
Q: What is ISD17240EYI? A: ISD17240EYI is a single-chip voice record/playback solution designed for various applications, including toys, appliances, security systems, and more.
Q: How does ISD17240EYI work? A: ISD17240EYI integrates an analog front-end, digital signal processor, and non-volatile memory to enable voice recording and playback functionality.
Q: What is the maximum recording duration supported by ISD17240EYI? A: ISD17240EYI supports up to 240 seconds (4 minutes) of total recording time, which can be divided into multiple messages.
Q: Can I interface ISD17240EYI with a microcontroller or other external devices? A: Yes, ISD17240EYI provides a serial interface (SPI) that allows easy integration with microcontrollers or other external devices.
Q: What is the power supply requirement for ISD17240EYI? A: ISD17240EYI operates on a single power supply voltage of 2.4V to 5.5V, making it compatible with a wide range of power sources.
Q: Can I change the audio quality of recordings on ISD17240EYI? A: Yes, ISD17240EYI offers selectable sampling rates and compression ratios, allowing you to adjust the audio quality according to your requirements.
Q: Is ISD17240EYI capable of storing multiple messages? A: Yes, ISD17240EYI supports up to 100 individual messages, each with its own start and end addresses in the memory.
Q: Can I erase or re-record messages on ISD17240EYI? A: Yes, ISD17240EYI provides an erase and re-record capability, allowing you to update or modify the recorded messages as needed.
Q: Does ISD17240EYI have any built-in audio processing features? A: Yes, ISD17240EYI includes a built-in equalizer and automatic gain control (AGC) to enhance the audio playback experience.
Q: Are there any development tools or software available for ISD17240EYI? A: Yes, Nuvoton provides development tools and software, including an evaluation board, programming software, and application notes, to assist in the design and implementation of solutions using ISD17240EYI.
Please note that these answers are general and may vary depending on the specific implementation and documentation provided by the manufacturer.