ISD5116P

Product Overview

• Category: Integrated Circuit (IC)
• Use: Audio Recording and Playback
• Characteristics: Non-volatile, Single-Chip Solution
• Package: DIP (Dual In-line Package)
• Essence: Voice Record/Playback System
• Packaging/Quantity: 1 piece per package

Specifications

• Memory Capacity: 16 minutes (at 12 kHz sampling rate)
• Sampling Frequency: 4 kHz to 12 kHz
• Operating Voltage: 2.4V to 5.5V
• Operating Temperature: -40°C to +85°C
• Data Retention: Over 100 years
• Audio Output: 8-bit PWM (Pulse Width Modulation)

Pin Configuration

The ISD5116P has a total of 28 pins. The detailed pin configuration is as follows:

| Pin Number | Pin Name | Function | |------------|----------|----------| | 1 | VDD | Power Supply Voltage | | 2 | VSS | Ground | | 3 | XDCS | External Data Control Signal | | 4 | DIN | Serial Data Input | | 5 | SCLK | Serial Clock Input | | 6 | LRADC | Left/Right Channel Select | | 7 | MUTE | Mute Control | | 8 | SPKOUT | Speaker Output | | 9-16 | A0-A7 | Address Inputs | | 17-24 | D0-D7 | Data Inputs/Outputs | | 25 | CE | Chip Enable | | 26 | WR | Write Enable | | 27 | RD | Read Enable | | 28 | XRESET | External Reset Control Signal |

Functional Features

• Voice recording and playback in a single IC
• Non-volatile memory ensures data retention even without power
• Simple serial interface for easy integration with microcontrollers
• Adjustable sampling frequency for different audio quality requirements
• Left/Right channel select for stereo applications
• Mute control for audio playback control
• Speaker output for direct connection to a speaker

Advantages and Disadvantages

Advantages

• Compact and integrated solution for voice recording and playback
• Low power consumption
• Easy to use with a simple serial interface
• Wide operating voltage range allows for flexibility in power supply
• Long data retention period ensures data integrity

Disadvantages

• Limited memory capacity compared to other storage solutions
• Audio output is limited to 8-bit PWM, which may affect audio quality

Working Principles

The ISD5116P utilizes non-volatile memory technology to store and retrieve audio data. It operates based on a serial interface, where audio data is inputted through the DIN pin and clocked in using the SCLK signal. The address inputs (A0-A7) are used to select the desired memory location for recording or playback.

During playback, the audio data is retrieved from the selected memory location and sent to the speaker output pin (SPKOUT). The LRADC pin determines whether the left or right channel is played in stereo applications. The MUTE pin can be used to control the audio output.

Detailed Application Field Plans

The ISD5116P finds applications in various fields, including:

1. Voice recorders
2. Message playback systems
3. Alarm systems
4. Interactive toys
5. Industrial equipment with audio feedback

Its compact size, low power consumption, and integrated functionality make it suitable for these applications.

Alternative Models

There are several alternative models available in the market that offer similar functionality to the ISD5116P. Some notable alternatives include:

1. ISD1700 Series by Nuvoton
2. APR33A3 by Aplus Integrated Circuits
3. WT588D by Waytronic Electronics

These alternative models provide different memory capacities, additional features, and may have different pin configurations. It is recommended to review their specifications and select the most suitable option based on specific project requirements.

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