- 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
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 |
|
|
680 sec / 48k bps |
1024 |
Support CPU interface , controlled by 5 pins |
|
|
680 sec / 48k bps |
256 |
Support Auto / Non-Auto Rewind sequential recording |
||
|
340 sec~680sec / 96k~48k bps |
8 |
Support averagely recording for 1,2,4 or 8 sections. Support external oscillator |
||
|
340 sec / 96k bps |
7 |
Support randomly recording |
