ISD4002-150ED

Product Overview

Category

ISD4002-150ED belongs to the category of integrated circuit (IC) chips.

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

ISD4002-150ED is available in a standard 28-pin DIP (Dual In-line Package).

Essence

The essence of ISD4002-150ED lies in its ability to provide reliable and efficient audio recording and playback functionality.

Packaging/Quantity

ISD4002-150ED is typically packaged individually and is available in various quantities depending on the manufacturer's specifications.

Specifications

• Maximum Recording Time: 150 seconds
• Sampling Frequency: 8 kHz
• Operating Voltage: 2.4V - 5.5V
• Standby Current: 10 µA
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The detailed pin configuration of ISD4002-150ED is as follows:

1. VDD - Power Supply
2. VSS - Ground
3. REC - Record Control Input
4. PLAYE - Playback Enable Input
5. PLAYL - Playback Loop Control Input
6. ERASE - Erase Control Input
7. CS - Chip Select Input
8. CLK - Clock Input
9. DI - Data Input
10. DO - Data Output
11. XTI - Crystal Oscillator Input
12. XTO - Crystal Oscillator Output
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

• High-quality audio recording and playback with low noise
• Non-volatile storage of recorded audio data
• Simple control interface for easy integration into electronic systems
• Flexible playback options, including looping and single-play modes
• On-chip analog-to-digital and digital-to-analog converters for seamless audio conversion

Advantages and Disadvantages

Advantages

• Compact size allows for easy integration into various electronic devices
• Low power consumption ensures efficient operation
• Non-volatile storage preserves recorded audio even during power loss or device shutdown
• Versatile playback options provide flexibility in audio applications

Disadvantages

• Limited maximum recording time may not be suitable for certain applications requiring longer durations
• Sampling frequency of 8 kHz may not meet the requirements of high-fidelity audio applications

Working Principles

ISD4002-150ED utilizes flash memory technology to store and retrieve audio data. When in record mode, the chip converts analog audio signals into digital format and stores them in its non-volatile memory. During playback, the stored digital audio data is converted back to analog signals for output.

Detailed Application Field Plans

ISD4002-150ED finds application in various fields, including: 1. Voice recorders 2. Message playback systems 3. Alarm systems 4. Interactive toys 5. Automotive audio systems

Alternative Models

Some alternative models that offer similar functionality to ISD4002-150ED include: 1. ISD4003-120ED 2. ISD4004-90ED 3. ISD4005-60ED

These models differ in terms of maximum recording time and other specifications, providing options to suit different application requirements.

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