General Description
The HT46R73D-3 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 to suit for a wide range of AD with LCD application possibilities such as sensor signal processing, scales, consumer products, subsystem controllers, etc.
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Features
- Operating voltage:
fSYS=4MHz: 2.2V~5.5V
fSYS=8MHz: 3.3V~5.5V
- Three system oscillators:
External Crystal oscillator
External RC oscillator
Internal RC oscillator
- Up to 16 bidirectional I/O lines
- One external interrupt input shard with an I/O lines
- One 8-bit and two 16-bit programmable timer/event counter with overflow interrupt a 8-stage pre-scalar
- LCD driver with 16x4 segments
- 4Kx15 program memory
- 128x8 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
- External 32.768kHz 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
- 15-bit table read instruction
- Up to 0.5us instruction cycle with 8MHz system clock at VDD=5V
- 63 powerful instructions
- All instructions in 1 or 2 machine cycles
- Low voltage reset function
- One vibration sensor input
- Four touch-key inputs
- 52-pin QFP package
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销售热线: 0755-83278427 83614893
Q Q: 632772330 
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