ISD4004-08MEYIR

Product Overview

Category

ISD4004-08MEYIR belongs to the category of integrated circuit (IC) chips.

Use

This product is commonly used in electronic devices 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

ISD4004-08MEYIR is available in a small outline integrated circuit (SOIC) package.

Essence

The essence of ISD4004-08MEYIR lies in its ability to provide reliable and efficient audio recording and playback functionality in various electronic devices.

Packaging/Quantity

ISD4004-08MEYIR is typically packaged in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

• Operating Voltage: 2.4V - 5.5V
• Recording Time: Up to 8 minutes
• Sampling Frequency: 4 kHz
• Audio Output: Digital Pulse Density Modulation (PDM) format
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

1. VDD - Power supply voltage
2. VSS - Ground reference
3. REC - Recording control input
4. PLAYE - Playback enable input
5. SPK+ - Speaker positive terminal
6. SPK- - Speaker negative terminal
7. CE - Chip enable input
8. PD - Power-down mode control input
9. NC - No connection
10. CLK - Clock input
11. DIN - Serial data input
12. DOUT - Serial data output
13. CS - Chip select input
14. RST - Reset input

Functional Features

• High-quality audio recording and playback
• Non-volatile storage of audio data
• Easy integration with microcontrollers and other electronic components
• Multiple playback modes (continuous, single-shot, etc.)
• Built-in analog-to-digital converter (ADC) and digital-to-analog converter (DAC)
• Low power consumption in standby mode

Advantages and Disadvantages

Advantages

• Compact size allows for easy integration into various electronic devices
• High-quality audio recording and playback capabilities
• Low power consumption ensures longer battery life
• Non-volatile storage eliminates the need for external memory

Disadvantages

• Limited recording time compared to some other audio ICs
• Sampling frequency may not be suitable for high-fidelity audio applications

Working Principles

ISD4004-08MEYIR utilizes a combination of analog and digital circuitry to record and play back audio. When in recording mode, the analog audio signal is converted into digital format using the built-in ADC. The digital audio data is then stored in non-volatile memory. During playback, the stored digital audio data is retrieved from memory and converted back into an analog signal using the DAC. This analog signal can be amplified and played through a speaker or other audio output device.

Detailed Application Field Plans

ISD4004-08MEYIR finds applications in various electronic devices that require audio recording and playback functionality. Some common application fields include:

1. Voice recorders
2. Toys and games with sound effects
3. Security systems with voice prompts
4. Automotive audio systems
5. Medical devices with audio feedback

Detailed and Complete Alternative Models

1. ISD4002-04MEYIR: Similar to ISD4004-08MEYIR but with a shorter recording time of up to 4 minutes.
2. ISD4008-16MEYIR: Offers extended recording time of up to 16 minutes.
3. ISD4012-32MEYIR: Provides even longer recording time of up to 32 minutes.

These alternative models offer different recording times to suit specific application requirements.

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