Holtek Semiconductor HT56R66
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 provided with a means of easy communication with external peripheral hardware.| Part No. | HT56R66 |
|---|---|
| Datasheet | HT56R66 Download |
| Manufacturer |  Holtek Semiconductor |
| Description | TinyPower A/D Type |
| Buy | Stock & Price |
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
● External Crystal, RC and 32768 XTAL oscillators
● Fully integrated RC 32kHz oscillator
● Externally supplied system clock option
● Watchdog Timer function
● PFD/Buzzer for audio frequency generation
● Dual Serial Interfaces: SPI and I2C
● LCD and LED driver function
● 4 operating modes: normal, slow, idle and sleep
● 8-channel 12-bit resolution A/D converter
● 4-channel 12-bit PWM outputs
● Low voltage reset function: 2.1V, 3.15V, 4.2V
● Low voltage detect function: 2.2V, 3.3V, 4.4V
● Bit manipulation instruction
● Table re...
