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ISD1112SR
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ISD1112SR

Product Overview

Category

ISD1112SR belongs to the category of integrated circuits (ICs).

Use

The ISD1112SR IC is primarily used for audio recording and playback applications.

Characteristics

  • Package: The ISD1112SR comes in a standard SOP-28 package.
  • Essence: This IC provides high-quality audio recording and playback capabilities.
  • Packaging/Quantity: The ISD1112SR is typically sold in reels, with 250 units per reel.

Specifications

The specifications of the ISD1112SR are as follows:

  • Supply Voltage: 2.4V - 5.5V
  • Operating Temperature Range: -40°C to +85°C
  • Maximum Recording Time: 12 seconds
  • Sampling Frequency: 8 kHz
  • Audio Output: Mono

Pin Configuration

The detailed pin configuration of the ISD1112SR is as follows:

  1. VDD - Power supply voltage
  2. GND - Ground
  3. REC - Record control input
  4. PLAY - Playback control input
  5. EOM - End-of-message output
  6. SPK+ - Speaker positive terminal
  7. SPK- - Speaker negative terminal
  8. VREF - Reference voltage
  9. MIC+ - Microphone positive terminal
  10. MIC- - Microphone negative terminal
  11. OSC - Oscillator input
  12. NC - No connection
  13. NC - No connection
  14. NC - No connection
  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 ISD1112SR offers the following functional features:

  • High-quality audio recording and playback capabilities
  • Simple control interface for easy integration into various applications
  • End-of-message output signal for indicating the completion of audio playback

Advantages and Disadvantages

Advantages

  • Compact size and low power consumption
  • Easy integration into audio recording and playback systems
  • High-quality audio output

Disadvantages

  • Limited recording time (12 seconds)
  • Mono audio output only

Working Principles

The ISD1112SR utilizes non-volatile memory technology to store and retrieve audio data. It employs a sampling frequency of 8 kHz to capture and reproduce audio signals. The IC includes built-in circuitry for amplification and filtering, ensuring high-quality audio output.

Detailed Application Field Plans

The ISD1112SR can be used in various applications, including but not limited to: 1. Voice recorders 2. Message playback devices 3. Alarm systems with voice prompts 4. Interactive toys 5. Medical devices with audio feedback

Alternative Models

Here are some alternative models that offer similar functionality to the ISD1112SR: 1. ISD1210P - Provides extended recording time and stereo audio output. 2. ISD1700 Series - Offers a range of recording times and additional features like voice recognition.

In conclusion, the ISD1112SR is an integrated circuit designed for audio recording and playback applications. With its compact size, low power consumption, and high-quality audio output, it finds use in various fields such as voice recorders, message playback devices, and interactive toys. While it has limitations in terms of recording time and mono audio output, alternative models like the ISD1210P and ISD1700 Series offer different features to suit specific requirements.

Listen Sie 10 häufige Fragen und Antworten im Zusammenhang mit der Anwendung von ISD1112SR in technischen Lösungen auf

Sure! Here are 10 common questions and answers related to the application of ISD1112SR in technical solutions:

  1. Q: What is ISD1112SR? A: ISD1112SR is a single-chip voice record/playback solution that can be used in various technical applications.

  2. Q: How does ISD1112SR work? A: ISD1112SR uses non-volatile memory to store and retrieve audio recordings. It has built-in analog-to-digital and digital-to-analog converters for recording and playback.

  3. Q: What are some typical applications of ISD1112SR? A: ISD1112SR can be used in products like voice recorders, answering machines, security systems, toys, and other devices that require audio recording and playback capabilities.

  4. Q: What is the maximum recording time of ISD1112SR? A: The maximum recording time depends on the sample rate and memory capacity. For example, at a sample rate of 8 kHz, it can provide up to 12 seconds of recording time.

  5. Q: Can ISD1112SR support multiple messages or recordings? A: Yes, ISD1112SR supports multiple messages or recordings. It has addressable memory locations that can be used to store and retrieve different audio files.

  6. Q: How is ISD1112SR controlled? A: ISD1112SR can be controlled using simple digital inputs, such as buttons or microcontroller signals, to trigger recording, playback, and other functions.

  7. Q: Does ISD1112SR have any built-in audio processing features? A: No, ISD1112SR is primarily designed for basic audio recording and playback. It does not have advanced audio processing capabilities.

  8. Q: Can ISD1112SR be used in battery-powered devices? A: Yes, ISD1112SR is designed to operate with low power consumption and can be used in battery-powered devices.

  9. Q: What is the interface of ISD1112SR? A: ISD1112SR has a standard digital interface (SPI or I2C) for communication with external microcontrollers or other control devices.

  10. Q: Is ISD1112SR easy to integrate into technical solutions? A: Yes, ISD1112SR is designed to be easily integrated into various technical solutions. It comes in a compact package and requires minimal external components for operation.

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