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ST72321R6 Datasheet

64/44-pin 8-bit Mcu

Manufacturer: STMicroelectronics

This datasheet includes multiple variants, all published together in a single manufacturer document.

ST72321R6 Overview

8 3 REGISTER & MEMORY MAP . 14 4 FLASH PROGRAM MEMORY.

ST72321R6 Key Features

  • 32K to 60K dual voltage High Density Flash (HDFlash) or ROM with read-out protection capability. In-Application Programm
  • 1K to 2K RAM
  • HDFlash endurance: 100 cycles, data retention: 40 years at 85°C Clock, Reset And Supply Management
  • Enhanced low voltage supervisor (LVD) for main supply and auxiliar voltage detector (AVD) with interrupt capability
  • Clock sources: crystal/ceramic resonator oscillators, internal RC oscillator and bypass for external clock
  • PLL for 2x frequency multiplication
  • Four Power Saving Modes: Halt, Active-Halt, Wait and Slow Interrupt Management
  • Nested interrupt controller
  • 14 interrupt vectors plus TRAP and RESET
  • Top Level Interrupt (TLI) pin on 64-pin devices

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