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HT49RA0 Datasheet(PDF) 1 Page - Holtek Semiconductor Inc |
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HT49RA0 Datasheet(HTML) 1 Page - Holtek Semiconductor Inc |
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1 / 40 page  HT49RA0/HT49CA0 Remote Type 8-Bit MCU with LCD Rev. 1.50 1 March 20, 2014 Features · Operating voltage: 2.0V~3.6V · 8 bidirectional I/O lines and 8 input lines · Two external interrupt input · One 8-bit programmable timer/event counter · LCD driver with 21´2, 21´3or20´4 segments · 2K´14 program memory · 96´8 data memory RAM · Real Time Clock (RTC) · 8-bit prescaler for RTC · One carrier output (1/2or1/3 duty) · Software LCD, RTC control · On-chip RC and 32768Hz crystal oscillator · Watchdog Timer · HALT function and wake-up feature reduce power consumption · 4-level subroutine nesting · Bit manipulation instruction · 14-bit table read instruction · Up to 1ms instruction cycle with 4MHz system clock · 63 powerful instructions · All instructions in 1 or 2 machine cycles · Low voltage reset/detector function · 64-pin LQFP package General Description The HT49RA0/HT49CA0 are 8-bit high performance, RISC architecture microcontroller devices specifically designed for multiple I/O control product applications. The mask version HT49CA0 is fully pin and functionally compatible with the OTP version HT49RA0 device. The advantages of low power consumption, I/O flexibility, timer functions, oscillator options, watchdog timer, HALT and wake-up functions, as well as low cost, enhance the versatility of this device to suit a wide range of application possibilities such as industrial control, consumer products, and particularly suitable for use in products such as infrared LCD remote controllers and various subsystem controllers. |
Similar Part No. - HT49RA0_14 |
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Similar Description - HT49RA0_14 |
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