Datasheet Details
| Part number | HT56R66 |
|---|---|
| Manufacturer | Holtek Semiconductor |
| File Size | 748.62 KB |
| Description | (HT56R66 / HT56R666) TinyPower A/D Type |
| Datasheet |
 HT56R66 Datasheet
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General Description
These TinyPowerTM A/D Type with LCD 8-bit high performance RISC architecture microcontrollers are specifically, designed for applications that interface directly to analog signals and which require an LCD or LED interface.
Key Features
- Operating voltage: fSYS=32768Hz: 2.2V~5.5V fSYS=4MHz: 2.2V~5.5V fSYS=8MHz: 3.0V~5.5V fSYS=12MHz: 4.5V~5.5V.
- Operating current: fSYS=1MHz at 3V: 170mA, typ. fSYS=32kHz at 3V: 6mA, typ.
- OTP Program Memory: 16K´16.
- RAM Data Memory: 1152´8.
- 24 to 32 bidirectional I/O lines.
- TinyPower technology for low power operation.
- Three pin-shared external interrupts lines.
- Multiple programmable Timer/Event Counters with overflow interrupt and 7-stage prescaler.
- Ex.