ISD4004-08MEI

Product Overview

Category

ISD4004-08MEI belongs to the category of integrated circuits (ICs).

Use

It is primarily used for audio recording and playback applications.

Characteristics

• High-quality audio recording and playback capabilities
• Low power consumption
• Non-volatile storage
• Easy integration into various electronic devices

Package

ISD4004-08MEI is available in a standard 28-pin plastic dual inline package (PDIP).

Essence

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

Packaging/Quantity

ISD4004-08MEI is typically packaged in reels or tubes, with quantities varying based on customer requirements.

Specifications

• Memory Size: 4 minutes (at 8 kHz sampling rate)
• Sampling Rate: 8 kHz
• Supply Voltage: 2.4V - 5.5V
• Operating Temperature Range: -40°C to +85°C
• Data Retention: >100 years
• Number of Messages: 8
• Message Length: 512 seconds per message

Detailed Pin Configuration

1. VDD - Power supply voltage
2. VSS - Ground
3. XTI - Crystal oscillator input
4. XTO - Crystal oscillator output
5. NC - No connection
6. RESET - Reset input
7. CS - Chip select input
8. WR - Write control input
9. RD - Read control input
10. A0 - Address input
11. A1 - Address input
12. A2 - Address input
13. A3 - Address input
14. A4 - Address input
15. A5 - Address input
16. A6 - Address input
17. A7 - Address input
18. A8 - Address input
19. A9 - Address input
20. A10 - Address input
21. A11 - Address input
22. A12 - Address input
23. A13 - Address input
24. A14 - Address input
25. A15 - Address input
26. DQ0 - Data input/output
27. DQ1 - Data input/output
28. NC - No connection

Functional Features

• High-quality audio recording and playback
• Multiple message storage and retrieval
• Simple control interface
• Low power consumption
• Non-volatile storage for data retention

Advantages and Disadvantages

Advantages

• Reliable and efficient audio recording and playback capabilities
• Easy integration into various electronic devices
• Low power consumption for extended battery life
• Non-volatile storage ensures data retention even during power loss

Disadvantages

• Limited memory size (4 minutes at 8 kHz sampling rate)
• Restricted number of messages (8 messages with 512 seconds per message)

Working Principles

ISD4004-08MEI utilizes non-volatile Flash memory technology to store audio data. It employs a simple control interface, allowing users to record and play back audio messages. The integrated circuit converts analog audio signals into digital format for storage and retrieves them for playback through the speaker or audio output.

Detailed Application Field Plans

ISD4004-08MEI finds applications in various fields, including: 1. Voice recorders 2. Toys and games 3. Security systems 4. Medical devices 5. Automotive electronics 6. Home appliances

Detailed and Complete Alternative Models

1. ISD4004-04MEI: Similar to ISD4004-08MEI but with a smaller memory size (2 minutes at 8 kHz sampling rate).
2. ISD4004-16MEI: Similar to ISD4004-08MEI but with a larger memory size (8 minutes at 8 kHz sampling rate).
3. ISD4004-32MEI: Similar to ISD4004-08MEI but with an even larger memory size (16 minutes at 8 kHz sampling rate).

These alternative models provide options for different recording and playback requirements.

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