Holtek Ht47cxx Integrated Circuits

A15-HT47CXX 8-Bit R-F Type uC SeriesKey Specifications / Special FeaturesFeaturesOperating voltage: 2. 4 to 3. 6v / 1. 2 to 2. 2v8 bidirectional I/ O linesOne low voltage reset circuit (HT47C20L only) Interrupt inputProgrammable timer / event counter with PFD funtionOn-chip crystal and RC oscillator for real time clockWatchdog timer2K x 16 program ROM64 x 8 data memory RAM8-bit prescaler for RTCOne buzzer outputHalt and wake-up functionLCD bias C type20 x 3 / 19 x 4 LCD segmentsOne 38kHz or 40 kHz IR carrier output (455kHz or 480kHz system clock only) for HT47C20Two channel RC type A / D converter4 level subroutine nestingBit manipulation instructions16-bit table read instruction cycle with 480KHz system clockAll instructions in 1 or 2 machine cyclesApplicationsCalculatorsClock / timersThermometersHygrometersCapacitor scalerPrimary Competitive AdvantagesExperienced Technical StaffPriceProduct PerformanceExport MarketWorldwide