Features: ·Operating voltage:
fSYS=4MHz: 2.2V~5.5V
fSYS=8MHz: 3.3V~5.5V
·12 bidirectional I/O lines and two ADC input
·One external interrupt input shard with an I/O lines
·One 8-bit and one 16-bit programmable timer/event counter with overflow interrupt a 7-stage pre-scalar
·LCD driver with 16X4, 17X3 or 17X2 segments
·4KX15 program memory with partial lock function
·96X8 data memory RAM
·Single differential input channel dual slope Analog to Digital Converter with Operational Amplifier.
·Watchdog Timer with regulator power
·Buzzer output
·Internal 12kHz RC oscillator
·On-chip RC or crystal oscillator
·HALT function and wake-up feature reduce power consumption
·Voltage regulator (3.3V) and charge pump
·Embeded voltage reference generator (1.5V)
·4-level subroutine nesting
·Bit manipulation instruction
·14-bit table read instruction
·Up to 0.5s instruction cycle with 8MHz system clock at VDD=5V
·63 powerful instructions
·All instructions in 1 or 2 machine cycles
·Low voltage reset/detector function
·52-pin QFP 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
LOH 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 HT46R73D-1 is an 8-bit high performance, RISC architecture microcontroller device specifically designed for A/D with LCD applications that interface directly to analog signals, such as those from sensors. The advantages of low power consumption, I/O flexibility, timer functions, oscillator options, Dual slope A/D converter, LCD display, HALT and wake-up functions, watchdog timer, as well as low cost, enhance the versatility of these devices HT46R73D-1 to suit for a wide range of AD with LCD application possibilities such as sensor signal processing, scales, consumer products, subsystem controllers, etc.
HT46R73D-1 Data Sheet
