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The HT69F50A series of devices are Flash Memory LCD type 8-bit high performance RISC architecture microcontrollers, designed for applications which require an LCD interface. Offering users the convenience of Flash Memory multi-programming features, these devices also include a wide range of functions and features. Other memory includes an area of RAM Data Memory.

CPU Features

Operating Voltage:
fSYS= 4MHz: 2.2V~5.5V
fSYS= 8MHz: 2.4V~5.5V
fSYS= 12MHz: 2.7V~5.5V
fSYS= 20MHz: 4.5V~5.5V
Up to 0.2us instruction cycle with 20MHz system clock at VDD=5V
Power down and wake-up functions to reduce power consumption
Oscillator types:
External Crystal – HXT
External 32.765kHz Crystal – LXT
External RC – ERC
External Clock – EC
Internal RC – HIRC
Internal 32kHz RC – LIRC
Multi-mode operation: NORMAL, SLOW, IDLE and SLEEP
Fully integrated internal 4MHz, 8MHz and 12MHz oscillator requires no external components
All instructions executed in one or two instruction cycles
Table read instructions
63 powerful instructions
Up to 8-level subroutine nesting
Bit manipulation instruction

Peripheral Features

Flash Program Memory: 2Kx16 ~ 8Kx16
Data Memory: 128×8 ~ 384×8
EEPROM Memory: 64×8 ~ 128×8
Watchdog Timer function
Up to 52 bidirectional I/O lines
LCD driver function
Multiple pin-shared external interrupts
Multiple Timer Module for time measure, input capture, compare match output, PWM output or single pulse output function
Dual Time-Base functions for generation of fixed time interrupt signals
Low voltage reset function
Low voltage detect function
Wide range of available package types



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