HT46C63 Datasheet | Holtek Semiconductor

Features - Operating voltage: - 8-level stack - Up to 0.5ms instruction cycle with 8MHz system clock f SYS=4MHz: 2.2V~5.5V f SYS=8MHz: 3.3V~5.5V - Operating frequency: External RC or Crystal - 32.768k Hz crystal oscillator used for timing purposes - Watchdog enable or disable function - 1x16 bits timer with an overflow interrupt (TMR) - Time base generator (clock source: 32.768k Hz) at VDD=5V - 2 external interrupts (high/low going trigger) - One parator - LCD: 20´3 or 19´4, 1/3 bias with 12 pins logical outputs options. (select by options in unit of 4 pins, ´8 high sink) - Built-in R type bias generator - 8 channels 8-bits resolution A/D converter - 4 channels PWM outputs - 56-pin SSOP, 100-pin QFP package and RTC interrupts - 4K´15 program memory - 208´8 data memory RAM - Maximum of 32 I/O lines (shared with INT0, INT1, TMR, AN0~AN7, PWM0~PWM3) General Description The HT46R63/HT46C63 are 8-bit, high performance, RISC architecture microcontroller devices specifically designed for A/D product applications that interface directly to analog signals and which require LCD Interface. The mask version HT46C63 is fully pin and functionally patible with the OTP version HT46R63 device. The advantages of low power consumption, I/O flexibility, timer functions, oscillator options, multi-channel A/D Converter, Pulse Width Modulation function, HALT and wake-up functions, in addition to a flexible and configurable LCD interface enhance the versatility of these devices to control a wide range of applications requiring analog signal processing and LCD interfacing, such as electronic metering, environmental monitoring, handheld measurement tools, motor driving, etc., for both industrial and home appliance application areas. Rev. 1.90 May 17, 2004 HT46R63/HT46C63 Block Diagram IN T 0 /IN T 1 T M R C T M R M U f S X /4 In te rru p t C ir c u it 4 k ´ 1 5 P ro g ra m R O M P ro g ra m C o u n te r S ta c k 8 L e v e ls IN T C 0 IN T C 1 W D T G e n e ra to...