JA21000 - Useful Voice ROMless Voice Synthesizer And Controller
JA21000 is a series of 3 to 340 seconds single chip voice synthesizer IC with RTC which contains a PWM direct drive circuit or AUD output for transistor application.
In addition, this chip also provides high sink current port pins, multi external interrupt pins function, and multi oscillator options
JA21000 Features
* y Single power supply 2.4V
* 5.2V y 4-bit ADPCM & 8-bit PCM synthesis. y 7K-22KHz max. of playing speed for ADPCM synthesizer y 12K-32KHz max. of playing speed for PCM synthesizer y Provides 3~340 seconds voice@ S.R.= 6kHz & www.DataSheet4U.com 4-bit ADPCM y Max. of two current type DA
