HT66F302 SOP10

HT66F302 are a Flash Memory type 8-bit high performance RISC architecture microcontroller. Offering users the convenience of Flash Memory multi-programming features, The HT66F302 also includes a wide range of functions and features. Other memory includes an area of RAM Data Memory as well as an area of true EEPROM memory for storage of non-volatile data such as serial numbers, calibration data etc.

CPU Features

Operating Voltage
f_SYS=4MHz: 1.8V~5.5V
f_SYS=8MHz: 1.8V~5.5V
Up to 0.5us instruction cycle with 8MHz _SYStem clock at VDD=5V
Power down and wake-up functions to reduce power consumption
Two Oscillators
Internal RC — HIRC
Internal 32kHz — LIRC
Fully intergrated internal 4/8MHz oscillator requires no external components
Multi-mode operation: NORMAL, SLOW, IDLE and SLEEP
All instructions executed in one or two instruction cycles
Table read instructions
63 powerful instructions
Up to 2-level subroutine nesting
Bit manipulation instruction

Peripheral Features

Flash Program Memory: 1Kx14
RAM Data Memory: 64×8
True EEPROM Memory: 32×8
Watchdog Timer function
Up to 14 bidirectional I/O lines
One pin-shared external interrupt
Multiple Timer Modules for time measure, compare match output, capture input, PWM output, single pulse output functions
Dual Time-Base functions for generation of fixed time interrupt signals
4-channel 12-bit resolution A/D converter
Low voltage reset function
Package types
HT66F303: 16-pin NSOP
HT66F302: 8-pin SOP, 10-pin SOP