ISD4004-16MS

Product Overview

Category

ISD4004-16MS belongs to the category of non-volatile memory integrated circuits.

Use

It is primarily used for storing and playing back audio data in various electronic devices such as voice recorders, toys, and alarm systems.

Characteristics

• Non-volatile: The stored data remains intact even when power is removed.
• High storage capacity: The ISD4004-16MS has a storage capacity of 4 minutes and 16 seconds of audio data.
• Low power consumption: It operates on low power, making it suitable for battery-powered devices.
• Easy integration: The IC can be easily integrated into existing circuit designs.

Package

The ISD4004-16MS is available in a standard 28-pin DIP (Dual Inline Package) format.

Essence

The essence of the ISD4004-16MS is its ability to provide reliable and high-quality audio storage and playback functionality in a compact and efficient package.

Packaging/Quantity

The ISD4004-16MS is typically packaged in reels or tubes, with each reel or tube containing a specific quantity of ICs. The exact packaging and quantity may vary depending on the manufacturer.

Specifications

• Storage Capacity: 4 minutes and 16 seconds of audio data
• Supply Voltage: 2.4V - 5.5V
• Operating Temperature Range: -40°C to +85°C
• Sampling Frequency: 4 kHz
• Audio Output: Mono

Detailed Pin Configuration

The ISD4004-16MS has a total of 28 pins. The pin configuration is as follows:

1. VDD - Power supply voltage
2. VSS - Ground
3. CE - Chip Enable
4. WE - Write Enable
5. OE - Output Enable
6. RESET - Reset input
7. XTI - Crystal oscillator input
8. XTO - Crystal oscillator output
9. NC - No Connection
10. A0-A11 - Address inputs
11. DQ0-DQ7 - Data inputs/outputs
12. VREF - Reference voltage for analog input
13. MICIN - Microphone input
14. AGC - Automatic Gain Control
15. VDDA - Analog power supply voltage
16. VSSA - Analog ground
17. VPP - Programming voltage
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

• Audio Recording: The ISD4004-16MS allows users to record audio data using an external microphone.
• Audio Playback: It enables the playback of recorded audio through an external speaker or audio output device.
• Erase and Rewrite: The IC supports erasing and rewriting of stored audio data, providing flexibility in content management.
• Power Management: It incorporates power-saving features to optimize energy consumption during standby and playback modes.

Advantages and Disadvantages

Advantages

• Non-volatile memory ensures data retention even in the absence of power.
• High storage capacity allows for extended audio recording/playback.
• Low power consumption makes it suitable for battery-powered devices.
• Easy integration into existing circuit designs simplifies product development.

Disadvantages

• Limited sampling frequency may affect audio quality in certain applications.
• Mono audio output restricts stereo sound reproduction.
• Lack of built-in audio processing capabilities may require additional external components for advanced audio functionalities.

Working Principles

The ISD4004-16MS utilizes flash memory technology to store and retrieve audio data. It employs a combination of analog and digital circuitry to convert, amplify, and process audio signals. The IC integrates control logic to manage the recording, playback, and erasing operations. When powered on, the IC is ready to receive commands and perform the desired audio functions.

Detailed Application Field Plans

The ISD4004-16MS finds applications in various fields, including:

1. Voice Recorders: It can be used as the core component in portable voice recorders for capturing and playing back voice memos or interviews.
2. Toys: The IC enables the integration of audio playback functionality in toys, allowing for interactive and engaging play experiences.
3. Alarm Systems: It can be utilized in alarm systems to provide audible alerts or voice prompts for enhanced security and convenience.

Detailed and Complete Alternative Models

1. ISD4004-08MS: Similar to ISD4004-16MS but with a reduced storage capacity of 8 minutes.
2. ISD4004-32MS: Offers an increased storage