ST72521

www.DataSheet4U.com ST72521 8-BIT MCU WITH NESTED INTERRUPTS, FLASH, 10-BIT ADC, FIVE TIMERS, SPI, SCI, I2C, CAN INTERFACE s s s s s 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 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 – 15 external interrupt lines (on 4 vectors) Up to 64 I/O Ports – 48 multifunctional bidirectional I/O lines – 34 alternate function lines – 16 high sink outputs 5 Timers – Main Clock Controller with: Real time base, Beep and Clock-out capabilities – Configurable watchdog timer – Two 16-bit timers with: 2 input captures, 2 output compares, external clock input on one timer, PWM and pulse generator modes – 8-bit PWM Auto-Reload timer with: 2 input captures, 4 PWM outputs, output compare Features ST72521(M/R/AR)9 60K 2048 (256) TQFP64 14 x 14 TQFP80 14 x 14 TQFP64 10 x 10 s s a...