ISD17240EY

Product Overview

Category

ISD17240EY belongs to the category of integrated circuits (ICs).

Use

The ISD17240EY is commonly used in electronic devices for audio recording and playback applications.

Characteristics

• Integrated circuit
• Audio recording and playback functionality
• Compact package size
• Low power consumption

Package

The ISD17240EY is available in a small outline integrated circuit (SOIC) package.

Essence

The essence of ISD17240EY lies in its ability to provide high-quality audio recording and playback capabilities in a compact form factor.

Packaging/Quantity

The ISD17240EY is typically packaged in reels or tubes, with quantities varying depending on the manufacturer's specifications.

Specifications

• Supply Voltage: 2.4V - 5.5V
• Operating Temperature Range: -40°C to +85°C
• Maximum Recording Time: 240 seconds
• Sampling Frequency: 8 kHz
• Bit Resolution: 4-bit ADPCM

Detailed Pin Configuration

The ISD17240EY has a total of 28 pins. 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. /RD - Read enable input
7. /WR - Write enable input
8. /RESET - Reset input
9. /INT - Interrupt output
10. /PD - Power-down input
11. /WP - Write protect input
12. A0-A13 - Address inputs
13. DQ0-DQ7 - Data inputs/outputs
14. /BUSY - Busy output
15. /FULL - Full output
16. /EMPTY - Empty output
17. /ALERT - Alert output
18. /VPP - Programming voltage input
19. VDD - Power supply voltage
20. VSS - Ground
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
• Low power consumption for extended battery life
• Easy integration into electronic devices
• Simple control interface
• Non-volatile storage of recorded audio data

Advantages and Disadvantages

Advantages

• Compact size allows for easy integration into various electronic devices
• High-quality audio recording and playback capabilities
• Low power consumption ensures longer battery life
• Non-volatile storage preserves recorded audio data even when power is lost

Disadvantages

• Limited maximum recording time (240 seconds)
• Lower bit resolution (4-bit ADPCM) compared to higher-end audio ICs

Working Principles

The ISD17240EY utilizes advanced digital signal processing techniques to convert analog audio signals into digital format for recording and vice versa for playback. It employs a 4-bit adaptive differential pulse code modulation (ADPCM) algorithm to achieve high-quality audio with reduced data size. The integrated circuit also incorporates non-volatile memory to store the recorded audio data.

Detailed Application Field Plans

The ISD17240EY finds applications in various electronic devices that require audio recording and playback capabilities. Some potential application fields include:

1. Voice recorders
2. Toys and games with sound effects
3. Security systems with audio recording functionality
4. Automotive electronics for voice prompts and audio playback
5. Medical devices requiring audio feedback or recording

Detailed and Complete Alternative Models

1. ISD1760PY - Similar functionality with extended maximum recording time (60 seconds)
2. ISD1790PY - Higher bit resolution (8-bit ADPCM) for improved audio quality
3. ISD1820PY - Compact module with built-in microphone and speaker for standalone audio recording and playback

These alternative models offer different features and specifications to cater to specific application requirements.

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