HT56R666 Overview
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. The devices include an integrated multi-channel Analog to Digital Converter, Pulse Width Modulation outputs and an LCD/LED driver. With their fully integrated SPI and I2C functions, designers are...
HT56R666 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
- 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
- External Crystal, RC and 32768 XTAL oscillators
- Fully integrated RC 32kHz oscillator
- Externally supplied system clock option