ISD5116EDR

ISD5116EDR

Product Overview

Category: Integrated Circuit (IC)

Use: The ISD5116EDR is a programmable voice record/playback chip designed for various audio applications. It allows users to record and store voice messages, sound effects, or music clips.

Characteristics: - Low power consumption - Non-volatile storage - High-quality audio playback - Easy integration into electronic devices

Package: The ISD5116EDR comes in a standard 28-pin DIP (Dual Inline Package) format.

Essence: This IC provides a convenient solution for adding voice recording and playback capabilities to electronic devices.

Packaging/Quantity: The ISD5116EDR is typically sold in reels containing multiple units, with each reel containing a specific quantity of chips.

Specifications

• Supply Voltage: 2.4V - 5.5V
• Maximum Recording Time: 16 seconds
• Sampling Frequency: 8 kHz
• Audio Output: Mono
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The ISD5116EDR has a total of 28 pins, each serving a specific function. Here is the detailed pin configuration:

1. VDD - Power supply voltage
2. VSS - Ground reference
3. REC - Record control input
4. PLAYE - Playback enable control input
5. PLAYL - Playback LED output
6. SPK+ - Speaker positive terminal
7. SPK- - Speaker negative terminal
8. OSC - Oscillator input
9. XTI - Crystal oscillator input
10. XTO - Crystal oscillator output
11. NC - No connection
12. NC - No connection
13. NC - No connection
14. NC - No connection
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

• Voice recording and playback capabilities
• Non-volatile storage for message retention even when power is disconnected
• Simple control interface for easy integration into electronic devices
• High-quality audio output for clear sound reproduction

Advantages and Disadvantages

Advantages: - Low power consumption makes it suitable for battery-powered devices - Non-volatile storage ensures message retention - Easy integration into various electronic devices - High-quality audio playback enhances user experience

Disadvantages: - Limited maximum recording time (16 seconds) - Mono audio output may not be suitable for stereo applications

Working Principles

The ISD5116EDR utilizes a combination of analog and digital circuitry to record and play back audio. When the REC pin is activated, the chip enters the recording mode, capturing audio signals through an external microphone or line input. The recorded audio is then stored in non-volatile memory.

During playback, the PLAYE pin enables the audio output, allowing the stored messages to be played through a speaker or audio amplifier. The chip uses a built-in Digital-to-Analog Converter (DAC) to convert the stored digital audio data into analog signals for playback.

Detailed Application Field Plans

The ISD5116EDR can be used in various applications, including: 1. Voice recorders 2. Message playback devices 3. Interactive toys 4. Alarm systems 5. Doorbells with voice prompts 6. Electronic musical instruments

Alternative Models

1. ISD5116E - Similar to ISD5116EDR but in a different package (SOIC)
2. ISD5120 - Extended version with longer recording time (20 seconds)
3. ISD5130 - Higher capacity model with increased recording time (30 seconds)

These alternative models offer similar functionality but may have variations in package type, recording time, or additional features.

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