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ISD4002-120EIR
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ISD4002-120EIR

Product Overview

Category

ISD4002-120EIR belongs to the category of integrated circuits (ICs).

Use

It 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

ISD4002-120EIR comes in a standard integrated circuit package.

Essence

The essence of ISD4002-120EIR lies in its ability to provide reliable and efficient audio recording and playback functionality.

Packaging/Quantity

ISD4002-120EIR is typically packaged individually and is available in various quantities depending on the manufacturer's specifications.

Specifications

  • Model: ISD4002-120EIR
  • Maximum Recording Time: 120 seconds
  • Sampling Frequency: 8 kHz
  • Operating Voltage: 2.4V - 5.5V
  • Operating Temperature Range: -40°C to +85°C
  • Storage Temperature Range: -65°C to +150°C

Detailed Pin Configuration

  1. VCC: Power supply voltage input
  2. GND: Ground reference
  3. REC: Recording control pin
  4. PLAYE: Playback enable control pin
  5. SPK+/-: Speaker output pins
  6. MIC+/-: Microphone input pins
  7. VREF: Reference voltage input
  8. CE: Chip enable control pin
  9. CS: Chip select control pin
  10. SDO: Serial data output
  11. SDI: Serial data input
  12. CLK: Clock input

Functional Features

  • Audio recording and playback with high fidelity
  • Non-volatile storage of recorded audio
  • Simple control interface through control pins
  • Built-in speaker driver for direct connection to a speaker
  • Low power consumption for extended battery life

Advantages and Disadvantages

Advantages

  • High-quality audio recording and playback
  • Compact size allows for easy integration into various devices
  • Low power consumption ensures efficient operation
  • Non-volatile storage preserves recorded audio even when power is disconnected

Disadvantages

  • Limited maximum recording time (120 seconds)
  • Fixed sampling frequency (8 kHz)

Working Principles

ISD4002-120EIR utilizes flash memory technology to store audio data. When the REC pin is activated, the chip starts recording audio input from the microphone. The recorded audio is stored in non-volatile memory. During playback, the PLAYE pin enables the output of the recorded audio through the speaker pins.

Detailed Application Field Plans

ISD4002-120EIR finds applications in various fields, including: 1. Voice recorders 2. Toys with audio playback capabilities 3. Security systems with voice prompts 4. Automotive electronics for audio alerts 5. Medical devices requiring audio feedback

Alternative Models

  1. ISD4002-90EIR: Similar to ISD4002-120EIR but with a maximum recording time of 90 seconds.
  2. ISD4002-60EIR: Similar to ISD4002-120EIR but with a maximum recording time of 60 seconds.
  3. ISD4002-30EIR: Similar to ISD4002-120EIR but with a maximum recording time of 30 seconds.

These alternative models provide options with different recording time capacities to suit specific application requirements.

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Listen Sie 10 häufige Fragen und Antworten im Zusammenhang mit der Anwendung von ISD4002-120EIR in technischen Lösungen auf

Sure! Here are 10 common questions and answers related to the application of ISD4002-120EIR in technical solutions:

  1. Question: What is ISD4002-120EIR?
    Answer: ISD4002-120EIR is a specific model of an audio playback integrated circuit (IC) designed for use in various technical solutions.

  2. Question: What is the purpose of ISD4002-120EIR?
    Answer: The purpose of ISD4002-120EIR is to provide high-quality audio playback capabilities in applications such as voice recorders, toys, security systems, and more.

  3. Question: What is the maximum recording duration supported by ISD4002-120EIR?
    Answer: The maximum recording duration supported by ISD4002-120EIR is approximately 120 seconds.

  4. Question: Can ISD4002-120EIR be used in battery-powered devices?
    Answer: Yes, ISD4002-120EIR can be used in battery-powered devices as it has low power consumption and supports power-saving features.

  5. Question: How is audio data stored in ISD4002-120EIR?
    Answer: Audio data is stored in non-volatile memory within the IC, allowing it to retain the recorded audio even when power is removed.

  6. Question: What is the interface used to control ISD4002-120EIR?
    Answer: ISD4002-120EIR can be controlled using a simple serial interface, making it easy to integrate into various microcontroller-based systems.

  7. Question: Can ISD4002-120EIR play back multiple audio files?
    Answer: Yes, ISD4002-120EIR supports multiple audio files and provides the ability to select and play them based on user commands.

  8. Question: What audio formats are supported by ISD4002-120EIR?
    Answer: ISD4002-120EIR supports uncompressed audio in the form of PCM (Pulse Code Modulation) format.

  9. Question: Can ISD4002-120EIR be used for real-time audio processing?
    Answer: No, ISD4002-120EIR is primarily designed for audio playback and recording, not real-time audio processing.

  10. Question: Is ISD4002-120EIR a commonly used IC in the industry?
    Answer: Yes, ISD4002-120EIR is a popular choice for many technical solutions requiring audio playback capabilities due to its reliability and ease of integration.

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