aIVR4208数据手册APLUS中文资料规格书

特性 Features

·Standard CMOS process.
·Embedded EPROM.
·Embedded 8-bit MCU.
·42sec voice duration at 6 KHz sampling with 4-bit ADPCM compression.
·Combination of voice building blocks to extend playback duration.
·Table entries are available for voice block combinations.
·User selectable PCM or ADPCM data compress.
·Voice Group Trigger Options: Edge/Level; Hold/Un-hold; Retrigger/Non-retrigger.
·Programmable I/Os, Timer Interrupt and Watch Dog Timer.
·Built-in oscillator with fixed Rosc, software control sampling frequency.
·2.2V – 3.6V single power supply and < 5uA low stand-by current.
·PWM Vout1 and Vout2 drive speaker directly.
·D/A COUT with ramp-up ramp-down option to drive speaker through an external BJT.