HT46R068B/HT46R069B
Enhanced A/D Type 8-bit OTP MCU
Features
CPU Features
• Operating voltage:
f
SYS
= 4MHz: 2.2V~5.5V
f
SYS
=8MHz: 3.0V~5.5V
f
SYS
=12MHz: 4.5V~5.5V
• Up to 0.33μs instruction cycle with 12MHz system clock at V
DD
= 5V
• Idle/Sleep mode and wake-up functions to reduce power consumption
• Oscillator types:
External high frequency Crystal – HXT
External RC – ERC
Internal RC – HIRC
External low frequency crystal – LXT
• Four operational modes: Normal, Slow, Idle, Sleep
• Fully integrated internal 4MHz, 8MHz and 12MHz oscillator requires no external components
• Watchdog Timer function
• LIRC oscillator function for watchdog timer
• All instructions executed in one or two instruction cycles
• Table read instructions
• 63 powerful instructions
• Up to 8-level subroutine nesting
• Bit manipulation instruction
• Low voltage reset function
• Low voltage detect function
• Wide range of available package types
Peripheral Features
• Up to 62 bidirectional I/O lines
• Up to 16 channel 12-bit ADC
• Up to 4 channel 8-bit PWM
• Single channel 12-bit DAC
• Serial Interfaces Module with Dual SPI and I
2
C interfaces
• Single Serial SPI Interface
• Software controlled 4-SCOM lines LCD COM driver with 1/2 bias
• External interrupt input shared with an I/O line
• Two 8-bit programmable Timer/Event Counter with overflow interrupt and prescaler
• Single 16-bit programmable Timer/Event Counter with overflow interrupt
• Time-Base function
• Programmable Frequency Divider – PFD
Rev. 1.10
6
½a½ 0½½ ½01½
HOLTEK [ HOLTEK SEMICONDUCTOR INC ]
