ISD4002-120EIR

Product Overview

Category

ISD4002-120EIR 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
• Compact size
• Easy integration into electronic devices

Package

ISD4002-120EIR comes in a standard integrated circuit package.

Essence

The essence of ISD4002-120EIR lies in its ability to provide reliable and efficient audio recording and playback functionality.

Packaging/Quantity

ISD4002-120EIR is typically packaged individually and is available in various quantities depending on the manufacturer's specifications.

Specifications

• Model: ISD4002-120EIR
• Maximum Recording Time: 120 seconds
• Sampling Frequency: 8 kHz
• Operating Voltage: 2.4V - 5.5V
• Operating Temperature Range: -40°C to +85°C
• Storage Temperature Range: -65°C to +150°C

Detailed Pin Configuration

1. VCC: Power supply voltage input
2. GND: Ground reference
3. REC: Recording control pin
4. PLAYE: Playback enable control pin
5. SPK+/-: Speaker output pins
6. MIC+/-: Microphone input pins
7. VREF: Reference voltage input
8. CE: Chip enable control pin
9. CS: Chip select control pin
10. SDO: Serial data output
11. SDI: Serial data input
12. CLK: Clock input

Functional Features

• Audio recording and playback with high fidelity
• Non-volatile storage of recorded audio
• Simple control interface through control pins
• Built-in speaker driver for direct connection to a speaker
• Low power consumption for extended battery life

Advantages and Disadvantages

Advantages

• High-quality audio recording and playback
• Compact size allows for easy integration into various devices
• Low power consumption ensures efficient operation
• Non-volatile storage preserves recorded audio even when power is disconnected

Disadvantages

• Limited maximum recording time (120 seconds)
• Fixed sampling frequency (8 kHz)

Working Principles

ISD4002-120EIR utilizes flash memory technology to store audio data. When the REC pin is activated, the chip starts recording audio input from the microphone. The recorded audio is stored in non-volatile memory. During playback, the PLAYE pin enables the output of the recorded audio through the speaker pins.

Detailed Application Field Plans

ISD4002-120EIR finds applications in various fields, including: 1. Voice recorders 2. Toys with audio playback capabilities 3. Security systems with voice prompts 4. Automotive electronics for audio alerts 5. Medical devices requiring audio feedback

Alternative Models

1. ISD4002-90EIR: Similar to ISD4002-120EIR but with a maximum recording time of 90 seconds.
2. ISD4002-60EIR: Similar to ISD4002-120EIR but with a maximum recording time of 60 seconds.
3. ISD4002-30EIR: Similar to ISD4002-120EIR but with a maximum recording time of 30 seconds.

These alternative models provide options with different recording time capacities to suit specific application requirements.

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