HT67F5630

TinyPower™ 24-Bit Delta Sigma A/D Flash MCU with LCD & EEPROM

General Information

The device is a Flash Memory A/D type 8-bit high performance RISC architecture microcontroller with multi-channel 24-bit Delta-sigma A/D (ΣΔA/D) converter designed for applications that interface directly to analog signals and which require a low noise and high accuracy analog to digital converter. Offering users the convenience of Flash Memory multi-programming features, this device 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.

Analog features include a multi-channel with 24-bit ΣΔA/D converter and programmable gain amplifier functions. Multiple extremely flexible Timer Modules provides timing, pulse generation and PWM generation functions. In addition, internal LDO function provides various power options to the internal and external devices. Protective features such as an internal Watchdog Timer, Low Voltage Reset and Low Voltage Detector coupled with excellent noise immunity and ESD protection ensure that reliable operation is maintained in hostile electrical environments.

A full choice of external and internal low and high speed oscillator functions are provided including a fully integrated system oscillator which requires no external components for its implementation. The ability to operate and switch dynamically between a range of operating modes using different clock sources gives users the ability to optimise microcontroller operation and minimise power consumption.

The inclusion of flexible I/O programming features, Time-Base functions along with many other features ensure that the device will find excellent use in applications such as weight scales, electronic metering, environmental monitoring, handheld instruments, household appliances, electronically controlled tools, motor driving in addition to many others.

 

CPU Features

Operating Voltage
  • fSYS =8MHz: 2.2V~5.5V
  • fSYS =12MHz: 2.7V~5.5V
  • fSYS =20MHz: 4.5V~5.5V
Up to 0.2µs instruction cycle with 20MHz system clock at VDD =5VAvailable
Power down and wake-up functions to reduce power consumptionAvailable
Three oscillators
  • - External Crystal -- HXT
  • - Internal RC -- HIRC
  • - Internal 32kHz RC -- LIRC
Multi-mode operation

NORMAL, SLOW, IDLE and SLEEP

Fully integrated internal 4.9152MHz, 4.9152x2MHz and 4.9152x3MHz oscillator requires no external componentsAvailable
All instructions executed in one or two instruction cyclesAvailable
Table read instructionsAvailable
63 powerful instructionsAvailable
6-level subroutine nestingAvailable
Bit manipulation instructionAvailable

Peripheral Features

Flash Program Memory

2Kx16

RAM Data Memory

128x8

True EEPROM Memory

32x8

Watchdog Timer functionAvailable
LCD COM driver with 1/3 biasAvailable
35 bidirectional I/O linesAvailable
Dual pin-shared external interruptsAvailable
Multiple Timer Module for time measure, input capture, compare match output, PWM output or single pulse output functionAvailable
ual Time-Base functions for generation of fixed time interrupt signalsAvailable
2 differential channels 24-bit resolution Delta-sigma A/D converterAvailable
Low voltage reset functionAvailable
Low voltage detect functionAvailable
Internal LDO for PGA, ADC or external sensor power supplyAvailable
One comparatorAvailable
Package type

48-pin LQFP

Resources

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