ISD4004-12MS

Product Overview

Category

ISD4004-12MS belongs to the category of integrated circuit (IC) chips.

Use

The ISD4004-12MS chip is primarily used for audio recording and playback applications.

Characteristics

• The chip offers high-quality audio recording and playback capabilities.
• It has a low power consumption, making it suitable for portable devices.
• ISD4004-12MS supports multiple audio formats, including PCM and ADPCM.
• It provides non-volatile storage, ensuring data retention even when power is lost.
• The chip offers a wide operating voltage range, enhancing its versatility.

Package

ISD4004-12MS is available in a standard 28-pin plastic dual inline package (PDIP).

Essence

The essence of ISD4004-12MS lies in its ability to provide reliable and efficient audio recording and playback functionality in various electronic devices.

Packaging/Quantity

The chip is typically sold in reels or tubes, with each containing a quantity of 1000 units.

Specifications

• Supply Voltage: 2.4V - 5.5V
• Operating Temperature Range: -40°C to +85°C
• Maximum Recording Time: 240 seconds (at 12kHz sampling rate)
• Audio Formats: PCM, ADPCM
• Memory Type: Non-volatile Flash
• Package Type: 28-pin PDIP

Detailed Pin Configuration

The ISD4004-12MS chip has 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. XTI - Crystal oscillator input
4. XTO - Crystal oscillator output
5. /CS - Chip select input
6. /WR - Write enable input
7. /RD - Read enable input
8. /PD - Power-down input
9. /INT - Interrupt output
10. /RST - Reset input
11. A0-A12 - Address inputs
12. DQ0-DQ7 - Data inputs/outputs
13. /CE - Chip enable input
14. /WP - Write protect input
15. /ACC - Access enable input
16. /BUSY - Busy output
17. /FULL - Full output
18. /EMPTY - Empty output
19. /ALM - Alarm output
20. /ROVF - Record overflow output
21. /TMR - Timer output
22. /VPP - Programming voltage input
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
• Non-volatile storage for data retention
• Low power consumption
• Wide operating voltage range
• Support for multiple audio formats
• Easy integration into various electronic devices

Advantages and Disadvantages

Advantages

• Provides reliable and efficient audio recording and playback capabilities
• Suitable for portable devices due to low power consumption
• Supports multiple audio formats, offering flexibility in application
• Ensures data retention even during power loss

Disadvantages

• Limited maximum recording time (240 seconds)
• Requires external crystal oscillator for proper operation

Working Principles

The ISD4004-12MS chip utilizes non-volatile flash memory to store audio data. It employs a combination of analog and digital signal processing techniques to achieve high-quality audio recording and playback. The chip's integrated circuitry allows for easy control and manipulation of audio data.

Detailed Application Field Plans

ISD4004-12MS finds applications in various fields, including: 1. Voice recorders 2. Toys and games with audio features 3. Security systems with voice prompts 4. Medical devices requiring audio playback 5. Automotive electronics for audio recording

Detailed and Complete Alternative Models

Some alternative models to ISD4004-12MS that offer similar functionality are: 1. ISD4003-08MS 2. ISD4002-16MS 3. ISD4001-32MS 4. ISD4005-04MS

These models provide different recording times, memory capacities, or package types, allowing users to choose the most suitable option for their specific requirements.

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