ISD4002-180EI

Product Overview

Category

ISD4002-180EI belongs to the category of integrated circuits (ICs).

Use

ISD4002-180EI 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 various electronic devices

Package

ISD4002-180EI is available in a standard 28-pin DIP (Dual Inline Package) format.

Essence

The essence of ISD4002-180EI lies in its ability to provide reliable and efficient audio recording and playback functionality.

Packaging/Quantity

ISD4002-180EI is typically packaged individually and is available in various quantities depending on the manufacturer's specifications.

Specifications

• Maximum Recording Time: 180 seconds
• Sampling Frequency: 4 kHz
• Operating Voltage: 2.4V - 5.5V
• Standby Current: 10 µA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

1. VDD - Power Supply
2. VSS - Ground
3. REC - Record Control
4. PLAYE - Playback Enable
5. PLAYL - Playback Loop
6. ERASE - Erase
7. MIC - Microphone Input
8. SP+ - Speaker Output Positive
9. SP- - Speaker Output Negative
10. VREF - Reference Voltage
11. CE - Chip Enable
12. CS - Chip Select
13. DI - Data Input
14. DO - Data Output
15. CLK - Clock Input
16. XTI - Crystal Oscillator Input
17. XTO - Crystal Oscillator Output
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
• Multiple playback modes (single, loop, etc.)
• Easy integration with microcontrollers and other electronic devices
• 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
• High-quality audio recording and playback capabilities provide excellent sound reproduction
• Non-volatile storage preserves recorded audio data even during power loss

Disadvantages

• Limited maximum recording time may not be suitable for certain applications requiring longer durations
• Sampling frequency of 4 kHz may not meet the requirements of high-fidelity audio applications

Working Principles

ISD4002-180EI utilizes flash memory technology to store and retrieve audio data. The chip integrates analog-to-digital and digital-to-analog converters to convert audio signals between analog and digital formats. It employs a combination of control signals and data input/output to facilitate recording and playback operations.

Detailed Application Field Plans

ISD4002-180EI finds applications in various fields, including but not limited to: 1. Voice recorders 2. Message playback systems 3. Alarm systems 4. Toys and games 5. Automotive audio systems 6. Medical devices 7. Security systems

Detailed and Complete Alternative Models

Some alternative models to ISD4002-180EI that offer similar functionality include: 1. ISD4003-120EI 2. ISD4004-240EI 3. ISD4005-360EI 4. ISD4006-480EI

These alternative models provide different recording times and may have varying specifications, but they serve the same purpose of audio recording and playback.

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