HT45F4M中文资料合泰数据手册PDF规格书

General Description

The device is a Flash Memory type 8-bit high performance RISC architecture microcontroller. 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 EEPROM memory for storage of non-volatile data such as serial numbers, calibration data etc.

特性 Features

CPU Features

• Operating Voltage:

♦ fSYS=7.5MHz: 2.7V~5.5V

♦ fSYS=15MHz: 4.5V~5.5V

• Up to 0.27μs instruction cycle with 15MHz system clock at VDD=5V

• Power down and wake-up functions to reduce power consumption

• Oscillators:

♦ Internal RC -- HIRC

♦ Internal 32kHz -- LIRC

• Fully intergrated internal 30MHz 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

• 4-level subroutine nesting

• Bit manipulation instruction

Peripheral Features

• Flash Program Memory: 2K×16

• RAM Data Memory: 128×8

• EEPROM Memory: 64×8

• Watchdog Timer function

• Up to 16 bidirectional I/O lines

• Two pin-shared external interrupts

• Multiple Timer Module for time measure, input capture, compare match output, PWM output function or single pulse output function

• Over current protection (OCP) with interrupt

• Over voltage protection (OVP) with interrupt

• Dual Time-Base functions for generation of fxed time interrupt signals

• 8-channel 12-bit resolution A/D converter

• Low voltage reset function (enable@2.55V)

• Low voltage detect function

• Package : 16-pin NSOP and 20-pin SSOP