Features: · Operating voltage:
fSYS = 4MHz: 2.2V~5.5V
fSYS = 8MHz: 3.3V~5.5V
· 18 bidirectional I/O lines and two ADC inputs
· Single external interrupt input shared with I/O line
· One 16-bit and one 18-bit programmable timer/event counter with overflow interrupt and prescaler
· LCD driver with 404, 413 or 412 segments
· 8K16 program memory with partial lock function
· 1608 data memory RAM
· Four differential input channel dual slope Analog to Digital Converter with Operational Amplifier
· Watchdog Timer with regulator power supply
· Buzzer output
· External 32768Hz RTC oscillator
· Integrated RC or crystal oscillator
· Power-down and wake-up functions reduce power consumption
· Voltage regulator (3.3v) and charge pump
· Embedded voltage reference generator (1.5V)
· 16-level subroutine nesting
· Universal Asynchronous Receiver Transmitter - UART
· Bit manipulation instruction
· 16-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
· 100-pin QFP packagePinout
SpecificationsSupply Voltage .......................VSS-0.3V to VSS+6.0V
Input Voltage..........................VSS-0.3V to VDD+0.3V
IOL Total ........................................................150mA
Total Power Dissipation ................................500mW
Storage Temperature .......................-50 to 125
Operating Temperature...................... -40 to 85
IOH Total.......................................................-100mA
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 HT46RU75D-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, UART function, HALT and wake-up functions, watchdog timer, as well as low cost, provide the flexibility of HT46RU75D-1 to suit a wide range of AD with LCD application possibilities such as sensor signal processing, scales, consumer products, subsystem controllers, etc.
HT46RU75D-1 Data Sheet
