aPR33A3

aPR33A3
Enlargement
Features

Operating Voltage Range: 3V ~ 6.5V

Single Chip Solution with Minimum External Components.

Easy Use without Development Systems Required

340 ~ 680 sec. Voice Recording Length

Powerful 16-Bits Digital Audio Processor.

Nonvolatile Flash Memory Technology without Battery Backup Required

External Reset pin.

Powerful Power Management Unit
   ◆Very Low Standby Current: 1uA         

   ◆Low Power-Down Current: 15uA

  Supports Power-Down Mode for Power Saving

Built-in Audio-Recording Microphone Amplifier

Configurable analog interface

   ◆Differential­-ended MIC pre-amp for Low Noise     

   ◆High Quality Line Receiver

High Quality 16 bits Audio Output Resolution

    Description

    aPR33A3 offer STANDARD CODE  (see below code library ) for user to use.

      We also offer CUSTOMER CODE service to satisfy variety of function.       

    Code Library                                                              

    Code No.

    Voice Durations /

     Data Compression

    Maximum

    Section

    Description

    Demo Board

     

    C1.1

    CPU Serial Mode


    680 sec / 48k bps

    1024

    Support CPU interface , controlled by 5 pins

    aPR33AxDBS-C1.1

    C3.1

    Tape Mode 

    680 sec / 48k bps

    256

    Support Auto / Non-Auto Rewind sequential recording

    aPR33AxDBS-C3.1

    E2.1

    Fixed 1/2/4/8 Message Mode

    340 sec~680sec / 96k~48k bps

    8

    Support averagely recording for 1,2,4 or 8 sections.

    Support external oscillator 
    to adjust sampling 
    rate  

    aPR33AxDBF-E2.1 

    Q7.0

    Random 7 Message Mode 

    340 sec / 96k bps

    7

    Support randomly recording 
    for 7 sections

    Q CARD & Q Writer

     
     proimages/Recording Ic/aPR33Ax/20140108/aPR33Ax.PNG