Apuls Intergrated Circuits API8208A
VERSATILE 20 SEC INSTANT VOICE ROM
FEATURES
● Minimum 20 second voice length at 6 KHz● Versatile features for playback
● Combination of voice building blocks extends the duration of playback
● Voice data re-use saves memory space
● Four trigger pins, TG1 to TG4 for eight groups
● SBT for sequential play-all or random play
● Holdable and unholdable, edge and level triggering option
● 15 ms debounce time suitable for CDS
● IRP interrupt pin for master reset
● Three programmable output pins for STP Stop Pulse, BUSY Signal, and LED
● Built-in oscillator with variable sample rate
● Single external resistor to determine sample rate
● Built-in D/A converter, EPROM
● ADPCM data compression provides high sound quality
● Optional pop noise elimination function
● C OUT pin drives speaker with a transistor
● V OUT1 and VOUT2 drives buzzer or speaker directly
● Auto-power down
● 3.0V-6V single power supply operation
● Low standby current (<5 µ A at 3V)
● Development tools support API8208A
GENERAL DESCRIPTION
API8208A is a high quality voice synthesizer capable of varying playback duration.