Nuvoton Technology Corporation of America
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ISD2548P
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ISD2548P

Product Overview

Category

ISD2548P belongs to the category of integrated circuits (ICs).

Use

The ISD2548P IC is primarily used for audio recording and playback applications.

Characteristics

  • Package: The ISD2548P is available in a 28-pin DIP (Dual Inline Package) format.
  • Essence: This IC provides high-quality audio recording and playback capabilities.
  • Packaging/Quantity: The ISD2548P is typically sold in reels or tubes, with a quantity of 50 units per reel/tube.

Specifications

The specifications of the ISD2548P IC are as follows:

  • Supply Voltage: 2.4V to 5.5V
  • Operating Temperature Range: -40°C to +85°C
  • Maximum Recording Time: 48 seconds
  • Sampling Frequency: 8 kHz
  • Audio Output: Mono

Detailed Pin Configuration

The pin configuration of the ISD2548P IC is as follows:

  1. VDD - Power supply voltage
  2. VSS - Ground
  3. REC - Recording control input
  4. PLAYE - Playback enable input
  5. PLAYL - Playback LED output
  6. PLAYO - Playback output
  7. ERASE - Erase control input
  8. M1 - Mode selection input 1
  9. M0 - Mode selection input 0
  10. CLK - Clock input
  11. FSEL - Filter selection input
  12. OSC - Oscillator output
  13. XTI - Crystal oscillator input
  14. XTO - Crystal oscillator output
  15. NC - No connection
  16. NC - No connection
  17. NC - No connection
  18. NC - No connection
  19. NC - No connection
  20. NC - No connection
  21. NC - No connection
  22. NC - No connection
  23. NC - No connection
  24. NC - No connection
  25. NC - No connection
  26. NC - No connection
  27. NC - No connection
  28. NC - No connection

Functional Features

The ISD2548P IC offers the following functional features:

  • High-quality audio recording and playback capabilities
  • Simple control interface for easy integration into various applications
  • Non-volatile storage of recorded audio data
  • Low power consumption for extended battery life in portable devices
  • Built-in oscillator for simplified clock generation

Advantages and Disadvantages

Advantages

  • High-quality audio recording and playback
  • Easy integration into various applications
  • Non-volatile storage of recorded audio data

Disadvantages

  • Limited maximum recording time (48 seconds)
  • Mono audio output only

Working Principles

The ISD2548P IC utilizes non-volatile memory to store audio data. When the REC pin is activated, the IC enters the recording mode and captures audio input. The recorded audio can be played back by activating the PLAYE pin. The ERASE pin allows for erasing the stored audio data.

Detailed Application Field Plans

The ISD2548P IC finds applications in various fields, including: 1. Voice recorders 2. Message playback systems 3. Alarm systems 4. Toys and games 5. Security systems

Detailed and Complete Alternative Models

Some alternative models to the ISD2548P IC are: 1. ISD2560P - Offers longer recording time (60 seconds) and stereo audio output. 2. ISD25120P - Provides even longer recording time (120 seconds) and additional features such as voice prompts and sound effects.

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Énumérez 10 questions et réponses courantes liées à l'application de ISD2548P dans les solutions techniques

Sure! Here are 10 common questions and answers related to the application of ISD2548P in technical solutions:

  1. Q: What is ISD2548P? A: ISD2548P is a high-performance, single-chip voice record/playback solution designed for various applications such as toys, appliances, security systems, etc.

  2. Q: What is the maximum recording time supported by ISD2548P? A: ISD2548P supports a maximum recording time of 48 seconds.

  3. Q: Can ISD2548P be used in battery-powered devices? A: Yes, ISD2548P can be used in battery-powered devices as it has low power consumption and supports power-saving modes.

  4. Q: How many messages can be stored in ISD2548P? A: ISD2548P can store up to 48 individual messages.

  5. Q: Does ISD2548P support message playback in random order? A: Yes, ISD2548P supports random message playback, allowing flexibility in creating interactive applications.

  6. Q: Can ISD2548P be controlled using a microcontroller? A: Yes, ISD2548P can be easily interfaced with a microcontroller using standard digital communication protocols like I2C or SPI.

  7. Q: What is the audio quality of ISD2548P? A: ISD2548P provides high-quality audio playback with a sampling rate of 8 kHz and 16-bit resolution.

  8. Q: Can ISD2548P be used for real-time audio streaming? A: No, ISD2548P is primarily designed for short voice recordings and playback, not for real-time audio streaming.

  9. Q: Does ISD2548P have built-in audio amplification? A: Yes, ISD2548P has an integrated audio amplifier that can directly drive a small speaker or headphones.

  10. Q: Is ISD2548P suitable for industrial applications? A: Yes, ISD2548P is suitable for industrial applications as it operates in a wide temperature range and has robust noise immunity features.

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