ST72321R6 STMicroelectronics Datasheet

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