Nuvoton Technology Corporation of America
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ISD1740SYIR
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ISD1740SYIR

Product Overview

Category

ISD1740SYIR belongs to the category of integrated circuit (IC) chips.

Use

This IC chip is primarily used for audio recording and playback applications.

Characteristics

  • High-quality audio recording and playback capabilities
  • Low power consumption
  • Compact size
  • Easy integration into electronic devices

Package

ISD1740SYIR is available in a small outline package (SOP) format.

Essence

The essence of ISD1740SYIR lies in its ability to provide reliable and efficient audio recording and playback functionality.

Packaging/Quantity

Each package of ISD1740SYIR contains one IC chip.

Specifications

  • Supply Voltage: 2.4V - 5.5V
  • Recording Time: Up to 40 seconds
  • Sampling Frequency: 8 kHz
  • Audio Output: Mono
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

  1. VDD: Power supply input
  2. GND: Ground connection
  3. REC: Recording control pin
  4. PLAYE: Playback enable pin
  5. SPK+/-: Speaker output pins
  6. MIC: Microphone input pin
  7. OSC: Oscillator input pin
  8. NC: No connection
  9. CE: Chip enable pin
  10. RESET: Reset pin
  11. BUSY: Busy status output pin
  12. VREF: Reference voltage output pin

Functional Features

  • Simple recording and playback control interface
  • Non-volatile storage of recorded audio data
  • Automatic power-down mode for power saving
  • Built-in oscillator for clock generation
  • Direct speaker drive capability
  • External microphone support

Advantages and Disadvantages

Advantages

  • High-quality audio recording and playback
  • Low power consumption
  • Compact size for easy integration
  • Versatile functionality with various control options

Disadvantages

  • Limited recording time (up to 40 seconds)
  • Mono audio output only

Working Principles

ISD1740SYIR utilizes non-volatile memory technology to store audio data. When the REC pin is activated, the chip enters the recording mode and captures audio signals from the microphone input. The recorded data is then stored in the internal memory. During playback, the PLAYE pin enables the chip to retrieve the stored audio data and deliver it to the speaker output.

Detailed Application Field Plans

ISD1740SYIR finds applications in various fields, including: 1. Voice recorders 2. Message playback devices 3. Toys with audio capabilities 4. Security systems with voice prompts 5. Industrial equipment with audio feedback

Alternative Models

  1. ISD1760SYIR: Similar to ISD1740SYIR but with extended recording time.
  2. ISD1820PY: A compact audio recording and playback module with additional features.
  3. ISD1790PY: An advanced IC chip with longer recording time and enhanced audio quality.

Note: This entry provides a brief overview of ISD1740SYIR. For more detailed information, please refer to the product datasheet or consult the manufacturer's documentation.

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技術ソリューションにおける ISD1740SYIR の適用に関連する 10 件の一般的な質問と回答をリストします。

Sure! Here are 10 common questions and answers related to the application of ISD1740SYIR in technical solutions:

  1. Q: What is ISD1740SYIR? A: ISD1740SYIR is a voice recording and playback chip that can be used in various technical solutions.

  2. Q: How does ISD1740SYIR work? A: The chip allows you to record and store audio messages, which can then be played back using a microcontroller or other control system.

  3. Q: What is the maximum recording time of ISD1740SYIR? A: The chip has a maximum recording time of 40 seconds.

  4. Q: Can I extend the recording time of ISD1740SYIR? A: Yes, you can extend the recording time by reducing the sample rate or using compression techniques.

  5. Q: What is the power supply requirement for ISD1740SYIR? A: The chip requires a power supply voltage of 2.4V to 5.5V.

  6. Q: Can I use ISD1740SYIR with an Arduino or Raspberry Pi? A: Yes, ISD1740SYIR can be interfaced with Arduino or Raspberry Pi using digital I/O pins.

  7. Q: How many messages can I store on ISD1740SYIR? A: The chip can store up to 40 individual messages.

  8. Q: Can I overwrite existing messages on ISD1740SYIR? A: Yes, you can overwrite existing messages by re-recording them.

  9. Q: Is ISD1740SYIR suitable for low-power applications? A: Yes, the chip has a low standby current and can be used in low-power applications.

  10. Q: What are some common applications of ISD1740SYIR? A: ISD1740SYIR is commonly used in voice recorders, alarm systems, doorbells, toys, and other audio playback devices.

Please note that these answers are general and may vary depending on the specific implementation and requirements of your technical solution.