aMTP32M is a 8-bit MCU based Voice controller IC with embedded voice storage memory up to 11min at 6Khz, re-programmable, Key trigger, Sequential, CPU Parallel, CPU Serial, and MP3 mode can be configured according to different application requirement. More...
aMTP64M is a 16-bit MCU based Voice controller IC with embedded voice storage memory up to 88min at 6Khz, re-programmable, Key trigger, CPU mode and MP3 mode can be configured according to different application requirement. More...
aMTP777 is a 4K-byte 8-bit MCU based Voice controller IC with embedded voice storage memory. Voice data is stored in an external multiprogrammable SPI flash with 4-bit ADPCM compression at different sampling rate. 10-bit/8-bit PCM is also available to improve sound quality. There are upto nineteen programmable I/O pins. Key trigger and Parallel CPU trigger mode can be configured according to different application requirement. More...
| IVR | aMTP777 | aMTP32M | |
|---|---|---|---|
| Type | One Time Program | Multiple Time Programmable | |
| Duration | upto 341 seconds | upto 90 mins | 3 - 11 mins | 
| Sampling Rates | 6-14Khz | 6-22Khz; Rosc 220K to 14Khz | 6 - 20Khz | 
| Compression Type | 8 bit PCM 4bit-ADPCM | 4bit ADPCM; 8/10 bit PCM | 8 bit PCM | 
| Internal Memoery | 256K/512K EEPROM | 4K EEPROM | 32m Flash | 
| Voltage | 3V | ||
| External SPI Flash Memory | None | 16/32/64/128 Mb | None | 
| External MCU/SPI memory | No | Yes | No | 
| Package | SOP/DIP/Die | SOP/DIP/Die | DIP/SOP/LQFP | 
| Number of pins | 16/20/24 | 16/20/24/28 | 28/44 | 
| I/0 pins | 4-15 I/0 | 8 I/O - 4I+15 I/O | 4I+11 I/O | 
| Volume Level | DAC/PWM | ||
| Programming Pins | 8 pins | 10 pins | 9 pins | 
| Rosc Value | 610K up to 14Khz | 220K up to 14Khz | 220K to 20Khz | 
|   | More... | More... | More... |