HT45R06 Datasheet | Holtek Semiconductor

Features - Operating voltage: 2.2V~5.5V - HALT function and wake-up feature reduce power (IDD<200m A, when f SYS=455k Hz, VDD=+5V) - Operating frequency: 400k Hz~2MHz consumption - Up to 2ms instruction cycle with 2MHz system clock at 455k Hz: VDD=2.2V~5.5V 1MHz: VDD=2.4V~5.5V 2MHz: VDD=3.3V~5.5V - 13 bidirectional I/O lines (PA, PB0~PB3, PD0) - One interrupt input shared with an I/O line - 8-bit programmable timer/event counter with VDD=5V - 4-level subroutine nesting - 4 channels 8-bit resolution A/D converter - PA with wake-up function - Bit manipulation instruction - 14-bit table read instruction - 63 powerful instructions - All instructions in 1 or 2 machine cycles - Low voltage reset function - Fast start-up: < 5ms overflow interrupt and 7-stage prescaler - On-chip crystal and RC oscillator - Watchdog Timer - 1024´14 program memory - 64´8 data memory RAM - Supports PFD for sound generation (f SYS=455k Hz, the RES is connected to VDD) - 18-pin DIP/SOP, 20-pin SSOP packages General Description The HT45R06 is an 8-bit high performance, RISC architecture microcontroller devices specifically designed for cost-effective multiple I/O control product applications. The advantages of low power consumption, I/O flexibility, timer functions, oscillator options, watchdog timer, buzzer driver, multi-channel A/D converter, Pulse Width Modulation function, HALT and wake-up functions, enhance the versatility of these devices to suit a wide range of A/D application possibilities such as security systems, smoke detectors and smart tags. Rev. 1.00 May 24, 2005 Block Diagram P A 5 /IN T In te rru p t C ir c u it S T A C K P ro g ra m R O M P ro g ra m C o u n te r IN T C T M R T M R C P A 3 /P F D P r e s c a le r X P A 4 /T M R f S P A...