aP8921A Description
aP8921A/10A series high performance Voice OTP is fabricated with Standard CMOS process with embedded 512K/256K bits EPROM. It can store up to 21/10sec voice message with 4-bit ADPCM pression at 6KHz sampling rate. 8-bit PCM is also available as user selectable option.
aP8921A Key Features
- Standard CMOS process
- Embedded 512K/256K bits EPROM
- 21/10 sec Voice Length at 6KHz sampling and 4-bit ADPCM pression
- Maximum 12 voice groups
- bination of voice blocks to extend playback duration
- 960 table entries are available for voice block binations
- User selectable PCM or ADPCM data pression
- Two triggering modes are available (EPROM programmable options)
- Key Trigger Mode
- binations of S1 ~ S4 to trigger 12 Voice Groups; SBT sequential trigger is possible