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MultiTime Voice IC
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...
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...
Comparision
| | 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... |
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