Description:
voice chip , recording sound chip , sound recording chip*high quality 8 bit PCM
*fast delivery
*support writer/copier
Voice IC - 85 sec sound recording chip , voice recordingIC , voice chip
FEATURES
. Embedded EPROM.
. Embedded 8-bit MCU.
. 85sec voice duration at 6 KHz sampling with 4-bit ADPCMcompression.
User can define higher sample rate or choose 5bit u-law or 8bit PCM for better quality, but
duration will be shorter
. Combination of voice building blocks to extend playbackduration.
. Table entries are available for voice blockcombinations.
. User selectable PCM or u-law or ADPCM data compress.
. Voice Group Trigger Options: Edge / Level; Hold / Un-hold;Retrigger / Non-retrigger.
. 11 Programmable I/Os, Timer Interrupt and Watch Dog Timer.
. Built-in oscillator with fixed Rosc, software control samplingfrequency
. 2.2V – 3.6V single power supply and < 5uA low stand-bycurrent.
. PWM Vout1 and Vout2 drive speaker directly with two levels ofvolume selection.
. D/A COUT with ramp-up ramp-down option to drive speaker throughan external BJT
Voice IC - 85 secsound recording chip , voice recording IC , voice chip
