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Product Detailed Parameters
- Description：IC VOICE REC/PLAY 80SEC 28DIP
- Series：ChipCorder®
- Mfr：Nuvoton Technology Corporation
- Package：Tube
- Interface：Pushbutton, SPI
- Input Signal：Analog - Single Ended, Microphone
- Output Signal：Analog - Single Ended, PWM Speaker Output
- Sampling Frequency：4 ~ 12kHz
- Duration：26 ~ 80 Sec
- Filter Pass Band：-
- Messaging：Multiple
- Oscillator Type：Internal
- Features：Automatic Gain Control, Volume Control
- Operating Temperature：-40°C ~ 85°C (TA)
- Voltage - Supply：2.4 V ~ 5.5 V
- Mounting Type：Through Hole
- Package / Case：28-DIP (0.600", 15.24mm)
- Supplier Device Package：28-DIP
- Grade：-
- Qualification：-
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Overview
The ISD1740PYI is a ChipCorder voice record and playback integrated circuit from Nuvoton Technology Corporation. It provides 26 to 80 seconds of total recording time in a single-chip solution. The device supports multiple message storage and features pushbutton or SPI interface control. It is housed in a 28-DIP package. The component is lead-free and RoHS compliant, designed for applications requiring straightforward audio recording and playback functionality without external memory.
Feature Summary
- Single-chip voice record and playback capability
- Supports multiple message storage
- Pushbutton or SPI interface control options
Applications
- Voice messaging systems
- Announcement devices
- Educational toys
- Industrial alert systems
Procurement Notes
Verify the obsolete status of the ISD1740PYI before procurement planning. Confirm availability through authorized distributors or check for recommended manufacturer substitutes such as the I2361YYI. Ensure that any replacement part meets the original pinout and functional requirements for your specific application design.
Selection Notes
Select this component when a simple, low-cost voice recording solution with up to 80 seconds of capacity is required. Consider the 28-DIP package for ease of prototyping. Evaluate interface needs between pushbutton and SPI control. Note that the part is obsolete; alternative solutions must be evaluated for compatibility with existing designs.
Part Context
The ISD1740PYI belongs to the ChipCorder series by Nuvoton Technology Corporation. This series focuses on providing complete voice recording and playback solutions on a single chip. The company specializes in microcontrollers and audio ICs for various industrial and consumer markets.
Replacement Considerations
The ISD1740PYI is officially listed as obsolete. The manufacturer recommends the I2361YYI as an available substitute. Verify electrical and pin compatibility before switching to the replacement part.
