ST72F321 Datasheet | STMicroelectronics

.. ST72321 64/44-PIN 8-BIT MCU WITH 32 TO 60K FLASH/ROM, ADC, FIVE TIMERS, SPI, SCI, I2C INTERFACE - - - - - ww.. Memories - 32K to 60K dual voltage High Density Flash (HDFlash) or ROM with read-out protection capability. In-Application Programming and In-Circuit Programming for HDFlash devices - 1K to 2K RAM - HDFlash endurance: 100 cycles, data retention: 20 years at 55°C Clock, Reset And Supply Management - Enhanced low voltage supervisor (LVD) for main supply and auxiliary voltage detector (AVD) with interrupt capability - Clock sources: crystal/ceramic resonator oscillators, internal RC oscillator, clock security system and bypass for external...