Features: · Operating voltage:
fSYS=4MHz: 2.2V~5.5V
fSYS=8MHz: 3.3V~5.5V
· Low voltage reset function
·56 bidirectional I/O lines (max.)
·1 interrupt input
·2x16-bit programmable timer/event counter and overflow interrupts
·On-chip RC oscillator, external crystal and RC oscillator
·32768Hz crystal oscillator for timing purposes only
·Watchdog Timer
·8192x16 program memory ROM
·224x8 data memory RAM
·HALT function and wake-up feature reduce power consumption
·16-level subroutine nesting
·Up to 0.5's instruction cycle with 8MHz system clock at VDD=5V
·Bit manipulation instruction
·16-bit table read instruction
·63 powerful instructions
·All instructions in one or two machine cycles
·48-pin SSOP, 64-pin QFP packagePinout
SpecificationsSupply Voltage ..........................VSS-0.3V to VSS+6.0V
Input Voltage............................VSS-0.3V to VDD+0.3V
Storage Temperature ...........................-50 to 125
Operating Temperature...........................-40 to 85
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 HT48R70A-1/HT48C70-1 are 8-bit high performance, RISC architecture microcontroller devices specifically designed for multiple I/O control product applications. The mask version HT48C70-1 is fully pin and functionally compatible with the OTP version device.
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 HT48R70A-1 to suit a wide range of application possibilities such as industrial control, consumer products, subsystem controllers, etc.
HT48R70A-1 Data Sheet
