HT46C46

www.DataSheet4U.com HT46R46/HT46C46/HT46R47/HT46C47 Cost-Effective A/D Type 8-Bit MCU Features · Operating voltage: · Up to 0.5ms instruction cycle with 8MHz system clock fSYS=4MHz: 2.2V~5.5V fSYS=8MHz: 3.3V~5.5V · 13 bidirectional I/O lines (max.) · 1 interrupt input shared with an I/O line · 8-bit programmable timer/event counter with overflow at VDD=5V · 4-level subroutine nesting for HT46R46/HT46C46 · 6-level subroutine nesting for HT46R47/HT46C47 · 4 channels 8-bit resolution A/D converter for HT46R46/HT46C46 · 4 channels 9-bit resolution A/D converter interrupt and 7-stage prescaler · On-chip crystal and RC oscillator · Watchdog Timer · 1024´14 program memory for HT46R46/HT46C46 · 2048´14 program memory for HT46R47/HT46C47 · 64´8 data memory RAM · Supports PFD for sound generation · HALT function and wake-up feature reduce power for HT46R47/HT46C47 · 1 channel 8-bit PWM output shared with an I/O line · Bit manipulation instruction · 14-bit table read instruction · 63 powerful instructions · All instructions in one or two machine cycles · Low voltage reset function · 18-pin DIP/SOP package consumption General Description The HT46R46/HT46C46 and HT46R47/HT46C47 are 8 -b it , hi g h p e r f or m a n c e, R I S C a r c h i t e ct u r e microcontroller devices specifically designed for A/D applications that interface directly to analog signals, such as those from sensors. The mask version HT46C46, HT46C47 are fully pin and functionally compatible with the OTP version...