Rev. 1.71
6
April 11, 2017
Rev. 1.71
7
April 11, 2017
HT66F002/HT66F0025/HT66F003/HT66F004
Cost-Effective A/D Flash MCU with EEPROM
HT66F002/HT66F0025/HT66F003/HT66F004
Cost-Effective A/D Flash MCU with EEPROM
Features
CPU Features
• Operating Voltage
♦
f
SYS
=
8
MHz: 2.2V~5.5V
• Up to 0.5μs instruction cycle with 8MHz system clock at V
DD
=5V
• Power down and wake-up functions to reduce power consumption
• Two Oscillators
♦
Internal RC -- HIRC
♦
Internal 32kHz -- LIRC
• Fully intergrated internal
8
MHz 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 4-level subroutine nesting
• Bit manipulation instruction
Peripheral Features
• Flash Program Memory:
1K×1
4/2K×15
• RAM Data Memory: 64
×8/96×8
• True EEPROM Memory: 32
×8
• Watchdog Timer function
• Up to 18 bidirectional I/O lines
• Software controlled 4-SCOM lines LCD driver with 1/2 bias (only available for HT66F004)
• Multiple pin-shared external interrupts
• 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
• Multi-channel 12-bit resolution A/D converter
• Low voltage reset function
• Wide range of available package types
• Flash program memory can be re-programmed up to 100,000 times
• Flash program memory data retention > 10 years
• True EEPROM data memory can be re-programmed up to 1,000,000 times
• True EEPROM data memory data retention > 10 years
