Holtek Semiconductor HT46R01
the HT46R01 has already been phased out but has been replaced with the pin-compatible HT46R01A device. The suffix number denotes the fixed oscillation frequency of the internal RC oscillator as shown.| Part No. | HT46R01 |
|---|---|
| Datasheet | HT46R01 Download |
| Manufacturer |  Holtek Semiconductor |
| Description | 10-Pin MSOP A/D Type 8-Bit OTP MCU |
| Buy | Stock & Price |
FEATURES
● Operating voltage: fSYS= 4MHz: 2.2V~5.5V fSYS= 8MHz: 3.3V~5.5V fSYS= 12MHz: 4.5V~5.5V● 7 bidirectional I/O lines and 1 input line
● External interrupt input shared with an I/O line
● One or two 8-bit programmable Timer/Event Coun- ters with overflow interrupt and 7-stage prescaler
● External crystal system oscillator
● Fully integrated internal RC oscillator available with three frequencies: 4MHz, 8MHz or 12MHz
● Watchdog Timer function
● PFD for audio frequency generation
● Power down and wake-up functions to reduce power consumption
● Up to 0.33ms instruction cycle with 12MHz system clock at VDD= 5V
● 4, 6 or 8-level subroutine nesting
● 4-channel 8, 9 or 12-bit resolution A/D converter
● 8-bit PWM output shared with I/O line
● Bit manipulation instruction
● Table read instructions
● 63 powerful instructions
● All instructions executed in one or two machine cycles
● Low voltage reset function
● 10-pin ultra-small MSOP package
GENERAL DESCRIPTION
The HT46R01/HT46R02/HT46R03 are 8-bit high performance, RISC architecture microcontroller devices specifically designed for a wide range of applications.
