HT48R08A-1 Datasheet | Holtek Semiconductor

Features - Operating voltage: f SYS=4MHz: 2.2V~5.5V f SYS=8MHz: 3.3V~5.5V - 13 bidirectional I/O lines - An interrupt input shared with an I/O line - 8-bit programmable timer/event counter with over- flow interrupt and 8-stage prescaler - On-chip crystal and RC oscillator - Watchdog Timer - Program memory ROM: 512´14 for HT48R05A-1/HT48C05 1024´14 for HT48R06A-1/HT48C06 2048´14 for HT48R08A-1 - Data memory RAM 32´8 for HT48R05A-1/HT48C05 64´8 for HT48R06A-1/HT48C06 96´8 for HT48R08A-1 - Buzzer driving pair and PFD supported - HALT function and wake-up feature reduce power consumption - Up to 0.5ms instruction cycle with 8MHz system clock at VDD=5V - Allinstructionsinoneortwomachinecycles - 14-bit table read instruction - Two-level subroutine nesting - Bit manipulation instruction - Powerful instructions: 62 for HT48R05A-1/HT48C05 63 for HT48R06A-1/HT48C06 and HT48R08A-1 - Low voltage reset function - 16-pin SSOP/NSOP package 18-pin DIP/SOP package General Description The HT48R05A-1/HT48C05, HT48R06A-1/HT48C06 and HT48R08A-1 are 8-bit high performance, RISC architecture microcontroller devices specifically designed for cost-effective multiple I/O control product applications. The mask version HT48C05 and HT48C06 are fully pin and functionally patible with the OTP version HT48R05A-1 and HT48R06A-1 devices. The advantages of low power consumption, I/O flexibility, timer functions, oscillator options, HALT and wake-up functions, Watchdog Timer, buzzer driver, as well as low cost, enhance the versatility of these devices to suit a wide range of application possibilities such as industrial control, consumer products, subsystem controllers, etc. Selection Table Part No. Program Data Memory Memory I/O Timer Int....