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AIVR3KX Series - INSTANT VOICE ROM

aIVRxxx is a 8-bit CPU based Voice chip series with embedded voice storage memory. It can store from 10 to 42 sec voice message with 4-bit ADPCM compression at 6KHz sampling rate. 8-bit PCM is also available. There are up to twelve programmable I/O pins. Key trigger and Parallel CPU trigger mode can be configured according to different application requirement.


Features ToolsApp Notes
IVR3Kxx series
 aIVR3K10aIVR3K21aIVR3K42
Data Sheet
Duration10 sec.21 sec.42 sec.
I/O337
Package8 pin DIP/SOP 8 pin DIP/SOP
14 pin DIP/SOP
PWM/DACPWMPWM / DAC
Memory256k512k1M

Programming tools

AIVR20W Voice OTP Development System is designed to support Aplus aIVRxxx series Voice OTP chips. Software is included to program the OTP IC.

Gang Writer Copier

Writer or copier which can program up to 8 DIP IC at the same time. For SOP IC, additional SOP adapter is required. Master IC must be programmed with the AIVR20W Writer.

Demo Board

Plug and Play boards to test the sound recorded on the IC. These boards are available for DIP or DIE IC. You can order as individual board or as a set which includes a battery holder and 32mm speaker.

Tools for IVR3K series
 aIVR3K10aIVR3K21 aIVR3K4208
Single IC writer aIVR3KWS
AIVR3KWS User Manual,
Software for Writer
Gang Writer
Copier
IVR3K8-DIP IVR3KC8-SOP
User Manual
AIVR3KC8-DIP,
AIVR3KC8-SOP
AIVR3KC8-DIP, AIVR3KC8-SOP, AIVR3KC8-SOP14
Demo Board 3KDBDS 3KDBDN
3KDBDS, 3KDBDN

See Also FAQ


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  • 3Kx series
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  • Recordable Voice
  • Accessories
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    Tech Notes
  • FAQ
  • PCM vs ADPCM
  • Sampling rate
  • Triggers Mechanism
  • Triggers Options
  • Rec vs OTP vs MTP
  • APR2060 ROSC value
  • OTP Comparison

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