HT83XXX -- Q-VoiceTM

　　Features

　　Operating voltage: 2.4V~5.0V

　　Up to 1μs (0.5μs) instruction cycle with 4MHz (8MHz) system clock

　　System clock: 4MHz~8MHz (2.4V)

　　RC oscillator for system clock

　　Eight I/O pins

　　2Kx14-bit program ROM

　　80x8-bit RAM

　　Two 8-bit programmable timer counter and one time base counter

　　Watchdog Timer

　　4-level subroutine nesting

　　HALT function and wake-up feature reduce power consumption

　　PWM circuit direct drive speaker or output by transistor

　　32-pin DIP package