ST72321R6

ST72321Rx ST72321ARx ST72321Jx 64/44-pin 8-bit MCU with 32 to 60K Flash/ROM, ADC, five timers, SPI, SCI, I2C interface Features ■ ■ ■ ■ ■ 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: 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 – 15/9 external interrupt lines (on 4 vectors) Up to 48 I/O Ports – 48/32/24 multifunctional bidirectional I/O lines – 34/22/17 alternate function lines – 16/12/10 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 ST72321R9/ST72321AR9/ ST72321J9 Flash/ROM 60K 2048 (256) LQFP64 14 x 14 LQFP32 7x7 LQFP64 10 x 10 LQFP44 10 x 10 ■ ■ ■ ■ – 8-bit PWM Auto-reload timer wit...