ISD4002-180EDR

Product Overview

Category

ISD4002-180EDR belongs to the category of integrated circuit (IC) chips.

Use

It 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 electronic devices

Package

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

Essence

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

Packaging/Quantity

ISD4002-180EDR is typically packaged in reels or tubes, with a quantity of 1000 units per package.

Specifications

• Supply Voltage: 2.4V - 5.5V
• Operating Temperature Range: -40°C to +85°C
• Maximum Recording Time: 180 seconds
• Sampling Frequency: 8 kHz
• Audio Output: Mono

Pin Configuration

The detailed pin configuration of ISD4002-180EDR is as follows:

1. VDD - Power supply voltage
2. VSS - Ground
3. REC - Record control input
4. PLAYE - Playback enable control input
5. PLAYL - Playback LED output
6. ERASE - Erase control input
7. MIC - Microphone input
8. SPK+ - Speaker positive terminal
9. SPK- - Speaker negative terminal
10. VREF - Reference voltage
11. OSC1 - Oscillator input
12. OSC2 - Oscillator output
13. CE - Chip enable control input
14. RST - Reset control input
15. NC - No connection
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

• High-quality audio recording and playback with low noise
• Non-volatile storage of recorded audio data
• Simple control interface for easy integration into electronic systems
• Built-in oscillator for accurate timing
• Automatic power-down mode to conserve energy

Advantages and Disadvantages

Advantages

• Compact size allows for easy integration into various devices
• Low power consumption extends battery life in portable applications
• High-quality audio recording and playback capabilities ensure clear sound reproduction
• Non-volatile storage ensures that recorded audio is retained even when power is lost

Disadvantages

• Limited maximum recording time may not be sufficient for certain applications requiring longer recordings
• Mono audio output may not meet the requirements of stereo audio applications

Working Principles

ISD4002-180EDR utilizes flash memory technology to store audio data. When in record mode, the chip converts analog audio signals from the microphone input into digital format and stores them in its non-volatile memory. During playback, the stored digital audio data is converted back into analog signals and amplified for output through the speaker terminals.

Detailed Application Field Plans

ISD4002-180EDR finds applications in various fields, including: 1. Voice recorders 2. Toys and games with audio features 3. Security systems with voice prompts 4. Automotive electronics for audio playback 5. Medical devices with audio feedback

Detailed and Complete Alternative Models

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

These models differ in terms of maximum recording time and storage capacity, allowing users to choose the most suitable option for their specific requirements.

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