ISD4002-150E

Product Overview

Category: Integrated Circuit (IC)

Use: The ISD4002-150E is a specialized IC designed for audio recording and playback applications. It offers high-quality, non-volatile storage of audio data.

Characteristics: - Non-volatile memory - Low power consumption - High-quality audio playback - Easy integration into various electronic devices

Package: The ISD4002-150E is available in a standard 28-pin DIP (Dual Inline Package) format.

Essence: The essence of the ISD4002-150E lies in its ability to store and reproduce audio data with exceptional clarity and fidelity.

Packaging/Quantity: The IC is typically packaged in reels or tubes, with quantities varying based on customer requirements.

Specifications

• Memory Capacity: 150 seconds (expandable)
• Sampling Frequency: 8 kHz
• Supply Voltage: 2.4V - 5.5V
• Operating Temperature Range: -40°C to +85°C
• Data Retention: Over 100 years
• Endurance: Over 100,000 write cycles

Pin Configuration

The ISD4002-150E features a total of 28 pins, each serving a specific function. The pin configuration is as follows:

1. VDD - Power supply voltage
2. VSS - Ground
3. CE1 - Chip enable input
4. CE2 - Chip enable input
5. WE - Write enable input
6. OE - Output enable input
7. RESET - Reset input
8. XTI - Crystal oscillator input
9. XTO - Crystal oscillator output
10. NC - No connection
11. A0-A13 - Address inputs
12. DQ0-DQ7 - Data inputs/outputs
13. DQ8-DQ15 - Data inputs/outputs
14. NC - No connection
15. VPP - Programming voltage input
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 ISD4002-150E offers the following functional features:

1. Audio Recording: The IC allows users to record audio data with high fidelity and clarity.
2. Audio Playback: It enables the playback of recorded audio data with exceptional sound quality.
3. Non-Volatile Storage: The recorded audio data is stored in non-volatile memory, ensuring data retention even when power is disconnected.
4. Low Power Consumption: The IC operates on low power, making it suitable for battery-powered devices.
5. Easy Integration: The IC can be easily integrated into various electronic devices due to its compact size and standard pin configuration.

Advantages and Disadvantages

Advantages: - High-quality audio recording and playback - Non-volatile storage ensures data retention - Low power consumption - Easy integration into various electronic devices

Disadvantages: - Limited memory capacity (150 seconds)

Working Principles

The ISD4002-150E utilizes a combination of analog and digital circuitry to record and reproduce audio data. When recording, the analog audio signal is converted into digital format and stored in the non-volatile memory. During playback, the stored digital data is converted back into an analog signal, which can be amplified and output through a speaker or audio device.

Detailed Application Field Plans

The ISD4002-150E finds applications in various fields, including but not limited to:

1. Voice Recorders: The IC can be used in portable voice recorders for capturing audio notes or interviews.
2. Toys and Games: It can be integrated into toys and games to provide audio playback functionality.
3. Security Systems: The IC can be utilized in security systems for recording and playing back audio alerts or messages.
4. Automotive Electronics: It can be incorporated into car audio systems for storing and playing back audio files.

Detailed and Complete Alternative Models

1. ISD4002-120E: Similar to the ISD4002-150E, but with a reduced memory capacity of 120 seconds.
2. ISD4002-90E: Another variant with a further reduced memory capacity of 90 seconds.
3. ISD4002-60E: This model offers a memory capacity of 60 seconds, suitable for applications requiring shorter audio recordings.

These alternative models provide options with varying memory capacities to cater to different application requirements.

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