Features: ` Operating voltage:
fSYS=4MHz: 2.2V~5.5V
fSYS=8MHz: 3.3V~5.5V
` 23 bidirectional I/O lines
` An interrupt input shared with an I/O line
` 8-bit programmable timer/event counter with overflow interrupt and 8-stage prescaler
` 8-bit programmable timer/event counter and overflow interrupt
` External crystal and RC oscillator
` Watchdog Timer
` 409615 Program memory ROM
` 1288 Data memory RAM
` Buzzer driving pair and PFD supported
` HALT function and wake-up feature reduce power consumption
` Up to 0.5s instruction cycle with 8MHz system clock at VDD=5V
` All instructions in one or two machine cycles
` 15-bit table read instruction
` 4-level subroutine nesting
` Bit manipulation instruction
` 63 powerful instructions
` Low voltage reset function
` 24/28-pin SKDIP/SOP packagePinout
SpecificationsSupply Voltage ..........................VSS-0.3V to VSS+6.0V
Storage Temperature ............................-50 to 125
Input Voltage............................VSS-0.3V to VDD+0.3V
Operating Temperature...........................-40 to 85
IOL Total ..........................................................150mA
IOH Total.........................................................-100mA
Total Power Dissipation ..................................500mW
Note: These are stress ratings only. Stresses exceeding the range specified under "Absolute Maximum Ratings" may
cause substantial damage to the device. Functional operation of this device at other conditions beyond those listed
in the specification is not implied and prolonged exposure to extreme conditions may affect device reliability.
DescriptionThe HT48R0AA-1 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 configuration options, HALT and wake-up functions, Watchdog Timer, buzzer driver, as well as low cost, enhance the versatility of these devices HT48R0AA-1 to suit a wide range of application possibilities such as industrial control, consumer products, subsystem controllers, etc.
HT48R0AA-1 Data Sheet
